From ae9acbd83cd58e27effd3418aef804cf22760857 Mon Sep 17 00:00:00 2001
From: mateusz779 <mateusz.kedziora@mkedziora.pl>
Date: Mon, 4 Nov 2024 10:30:41 +0100
Subject: [PATCH] dodanie obliczania liczb pi

---
 obliczanie_pi/golang/.gitignore |   0
 obliczanie_pi/golang/go.mod     |   3 +
 obliczanie_pi/golang/main.go    | 101 +++++++
 obliczanie_pi/index.html        | 139 +++++++++
 obliczanie_pi/node/.gitignore   |   1 +
 obliczanie_pi/node/index.js     |  62 ++++
 obliczanie_pi/node/package.json |   7 +
 obliczanie_pi/node/yarn.lock    | 486 ++++++++++++++++++++++++++++++++
 obliczanie_pi/python/.gitignore |   1 +
 obliczanie_pi/python/main.py    |  45 +++
 obliczanie_pi/readme.md         |   3 +
 obliczanie_pi/start.sh          |  24 ++
 readme.MD                       |   1 +
 13 files changed, 873 insertions(+)
 create mode 100644 obliczanie_pi/golang/.gitignore
 create mode 100644 obliczanie_pi/golang/go.mod
 create mode 100644 obliczanie_pi/golang/main.go
 create mode 100644 obliczanie_pi/index.html
 create mode 100644 obliczanie_pi/node/.gitignore
 create mode 100644 obliczanie_pi/node/index.js
 create mode 100644 obliczanie_pi/node/package.json
 create mode 100644 obliczanie_pi/node/yarn.lock
 create mode 100644 obliczanie_pi/python/.gitignore
 create mode 100644 obliczanie_pi/python/main.py
 create mode 100644 obliczanie_pi/readme.md
 create mode 100755 obliczanie_pi/start.sh
 create mode 100644 readme.MD

diff --git a/obliczanie_pi/golang/.gitignore b/obliczanie_pi/golang/.gitignore
new file mode 100644
index 0000000..e69de29
diff --git a/obliczanie_pi/golang/go.mod b/obliczanie_pi/golang/go.mod
new file mode 100644
index 0000000..c05ecf5
--- /dev/null
+++ b/obliczanie_pi/golang/go.mod
@@ -0,0 +1,3 @@
+module mkedziora/obliczaniepi
+
+go 1.23.2
diff --git a/obliczanie_pi/golang/main.go b/obliczanie_pi/golang/main.go
new file mode 100644
index 0000000..c4a1f5d
--- /dev/null
+++ b/obliczanie_pi/golang/main.go
@@ -0,0 +1,101 @@
+package main
+
+import (
+	"fmt"
+	"math/big"
+	"net/http"
+	"strconv"
+	"time"
+)
+
+func calculatePi(n int) *big.Float {
+	precision := uint(n * 14)
+	pi := new(big.Float).SetPrec(precision)
+	pi.SetInt64(0)
+
+	one := new(big.Float).SetInt64(1)
+	two := new(big.Float).SetInt64(2)
+	four := new(big.Float).SetInt64(4)
+	five := new(big.Float).SetInt64(5)
+	six := new(big.Float).SetInt64(6)
+	eight := new(big.Float).SetInt64(8)
+	sixteen := new(big.Float).SetInt64(16)
+
+	for i := 0; i < n; i++ {
+		k := new(big.Float).SetInt64(int64(i))
+
+		// Obliczanie 16^i
+		powSixteen := new(big.Float).SetInt64(1)
+		for j := 0; j < i; j++ {
+			powSixteen.Mul(powSixteen, sixteen)
+		}
+
+		// Obliczanie 1/16^i
+		denominator := new(big.Float).SetPrec(precision)
+		if powSixteen.Sign() != 0 {
+			denominator.Quo(one, powSixteen)
+		} else {
+			continue
+		}
+
+		// Obliczanie poszczególnych składników
+		term1 := new(big.Float).SetPrec(precision)
+		term1.Mul(eight, k)
+		term1.Add(term1, one)
+		term1.Quo(four, term1)
+
+		term2 := new(big.Float).SetPrec(precision)
+		term2.Mul(eight, k)
+		term2.Add(term2, four)
+		term2.Quo(two, term2)
+
+		term3 := new(big.Float).SetPrec(precision)
+		term3.Mul(eight, k)
+		term3.Add(term3, five)
+		term3.Quo(one, term3)
+
+		term4 := new(big.Float).SetPrec(precision)
+		term4.Mul(eight, k)
+		term4.Add(term4, six)
+		term4.Quo(one, term4)
+
+		// Łączenie składników
+		sum := new(big.Float).SetPrec(precision)
+		sum.Sub(term1, term2)
+		sum.Sub(sum, term3)
+		sum.Sub(sum, term4)
+
+		// Mnożenie przez 1/16^i i dodawanie do wyniku
+		sum.Mul(sum, denominator)
+		pi.Add(pi, sum)
+	}
+
+	return pi
+}
+
+func main() {
+	http.HandleFunc("/pi", func(w http.ResponseWriter, r *http.Request) {
+		w.Header().Set("Access-Control-Allow-Origin", "*")
+
+		precisionStr := r.URL.Query().Get("precision")
+		precision, err := strconv.Atoi(precisionStr)
+		if err != nil {
+			http.Error(w, "Invalid precision parameter", http.StatusBadRequest)
+			return
+		}
+
+		start := time.Now()
+		pi := calculatePi(precision)
+		duration := time.Since(start)
+
+		// Format PI to specified precision
+		piFormatted := fmt.Sprintf("%.*f", precision, pi)
+
+		response := fmt.Sprintf(`{"pi": "%s", "time": "%v", "language": "Go"}`, piFormatted, duration)
+		w.Header().Set("Content-Type", "application/json")
+		fmt.Fprint(w, response)
+	})
+
+	fmt.Println("Go server starting on port 8081...")
+	http.ListenAndServe(":8081", nil)
+}
diff --git a/obliczanie_pi/index.html b/obliczanie_pi/index.html
new file mode 100644
index 0000000..84b2128
--- /dev/null
+++ b/obliczanie_pi/index.html
@@ -0,0 +1,139 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <title>PI Calculator Comparison</title>
+    <style>
+      body {
+        font-family: Arial, sans-serif;
+        max-width: 800px;
+        margin: 0 auto;
+        padding: 20px;
+      }
+      .results {
+        margin-top: 20px;
+      }
+      .result {
+        margin: 10px 0;
+        padding: 10px;
+        border: 1px solid #ccc;
+        border-radius: 4px;
+      }
+      input,
+      button {
+        margin: 10px 0;
+        padding: 5px;
+      }
+    </style>
+  </head>
+  <body>
+    <h1>PI Calculator Comparison</h1>
+
+    <div>
+      <label for="precision">Precision (decimal places):</label>
+      <input type="number" id="precision" value="1000" min="1" max="100" />
+      <button onclick="calculateAll()">Calculate in All Languages</button>
+      <button onclick="autoCalc()">Calculate to</button>
+    </div>
+
+    <div class="results" id="results"></div>
+
+    <script>
+      const endpoints = [
+        "http://localhost:8081", // Go
+        "http://localhost:8082", // Python
+        "http://localhost:8083", // Node.js
+      ];
+      async function calculatePi(endpoint, precision, index) {
+        try {
+          await new Promise((resolve) =>
+            setTimeout(resolve, (index - 1) * 500)
+          );
+          const response = await fetch(`${endpoint}/pi?precision=${precision}`);
+          const data = await response.json();
+          return data;
+        } catch (error) {
+          return {
+            error: `Failed to fetch from ${endpoint}: ${error.message}`,
+          };
+        }
+      }
+
+      async function autoCalc() {
+        const resultsDiv = document.getElementById("results");
+        const precision_max = document.getElementById("precision").value;
+        resultsDiv.innerHTML = "<h2>Calculating...</h2>";
+
+        let allResults = "";
+
+        for (
+          let precision = 100;
+          precision <= precision_max;
+          precision += 100
+        ) {
+          allResults += `\n\nPrecision ${precision}:\n`;
+
+          // Wykonaj 5 testów dla każdej precyzji
+          for (let test = 1; test <= 5; test++) {
+            const results = await Promise.all(
+              endpoints.map((endpoint, index) =>
+                calculatePi(endpoint, precision, index)
+              )
+            );
+
+            allResults += `Test ${test}:\n`;
+            results.forEach((result) => {
+              if (!result.error) {
+                allResults += `${result.language},${result.time}\n`;
+              }
+            });
+
+            if (test < 5) {
+              await new Promise((resolve) => setTimeout(resolve, 500)); // 1 sekunda przerwy między testami
+            }
+          }
+
+          if (precision < precision_max) {
+            await new Promise((resolve) => setTimeout(resolve, 500)); // 2 sekundy przerwy przed następną precyzją
+          }
+        }
+
+        resultsDiv.innerHTML = "<h2>Results:</h2>";
+        const pre = document.createElement("pre");
+        pre.textContent = allResults;
+        resultsDiv.appendChild(pre);
+      }
+
+      async function calculateAll() {
+        const precision = document.getElementById("precision").value;
+        const resultsDiv = document.getElementById("results");
+        resultsDiv.innerHTML = "<h2>Calculating...</h2>";
+
+        const results = await Promise.all(
+          endpoints.map((endpoint, index) =>
+            calculatePi(endpoint, precision, index)
+          )
+        );
+
+        resultsDiv.innerHTML = "<h2>Results:</h2>";
+        results.forEach((result) => {
+          const resultDiv = document.createElement("div");
+          resultDiv.className = "result";
+
+          if (result.error) {
+            resultDiv.innerHTML = `<p>Error: ${result.error}</p>`;
+          } else {
+            resultDiv.innerHTML = `
+                        <h3>${result.language}</h3>
+                        <p>PI: ${result.pi}</p>
+                        <p>Calculation time: ${result.time}</p>
+                    `;
+          }
+
+          resultsDiv.appendChild(resultDiv);
+        });
+      }
+    </script>
+  </body>
+</html>
diff --git a/obliczanie_pi/node/.gitignore b/obliczanie_pi/node/.gitignore
new file mode 100644
index 0000000..40b878d
--- /dev/null
+++ b/obliczanie_pi/node/.gitignore
@@ -0,0 +1 @@
+node_modules/
\ No newline at end of file
diff --git a/obliczanie_pi/node/index.js b/obliczanie_pi/node/index.js
new file mode 100644
index 0000000..cf9cae9
--- /dev/null
+++ b/obliczanie_pi/node/index.js
@@ -0,0 +1,62 @@
+const express = require('express');
+const cors = require('cors');
+const app = express();
+const Decimal = require('decimal.js');
+
+app.use(cors());
+
+function calculatePi(n) {
+    Decimal.config({ precision: n * 14 });
+
+    let pi = new Decimal(0);
+    let k = 0; // Using a simple integer for k
+    let x = new Decimal(1);
+    const sixteen = new Decimal(16);
+
+    for (let i = 0; i < n; i++) {
+        // Precompute common terms to avoid recalculating them
+        const denominator1 = new Decimal(8).times(k).plus(1);
+        const denominator2 = new Decimal(8).times(k).plus(4);
+        const denominator3 = new Decimal(8).times(k).plus(5);
+        const denominator4 = new Decimal(8).times(k).plus(6);
+
+        // Calculate the contributions to pi
+        const term1 = Decimal.div(4, denominator1);
+        const term2 = Decimal.div(2, denominator2);
+        const term3 = Decimal.div(1, denominator3);
+        const term4 = Decimal.div(1, denominator4);
+
+        // Update pi with the calculated terms
+        pi = pi.plus(term1.minus(term2).minus(term3).minus(term4).times(x));
+
+        // Increment k and update x
+        k++;
+        x = x.div(sixteen);
+    }
+
+    return pi;
+}
+
+
+app.get('/pi', (req, res) => {
+    const precision = parseInt(req.query.precision);
+    
+    if (isNaN(precision)) {
+        return res.status(400).json({ error: 'Invalid precision parameter' });
+    }
+
+    const startTime = performance.now();
+    const pi = calculatePi(precision);
+    const endTime = performance.now();
+    const duration = (endTime - startTime).toFixed(6);
+
+    res.json({
+        pi: pi.toFixed(precision),
+        time: `${duration}ms`,
+        language: 'Node.js'
+    });
+});
+
+const PORT = 8083;
+console.log(`Node.js server starting on port ${PORT}...`);
+app.listen(PORT);
\ No newline at end of file
diff --git a/obliczanie_pi/node/package.json b/obliczanie_pi/node/package.json
new file mode 100644
index 0000000..5045627
--- /dev/null
+++ b/obliczanie_pi/node/package.json
@@ -0,0 +1,7 @@
+{
+  "dependencies": {
+    "cors": "^2.8.5",
+    "decimal.js": "^10.4.3",
+    "express": "^4.21.1"
+  }
+}
diff --git a/obliczanie_pi/node/yarn.lock b/obliczanie_pi/node/yarn.lock
new file mode 100644
index 0000000..a638f4a
--- /dev/null
+++ b/obliczanie_pi/node/yarn.lock
@@ -0,0 +1,486 @@
+# THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.
+# yarn lockfile v1
+
+
+accepts@~1.3.8:
+  version "1.3.8"
+  resolved "https://registry.yarnpkg.com/accepts/-/accepts-1.3.8.tgz#0bf0be125b67014adcb0b0921e62db7bffe16b2e"
+  integrity sha512-PYAthTa2m2VKxuvSD3DPC/Gy+U+sOA1LAuT8mkmRuvw+NACSaeXEQ+NHcVF7rONl6qcaxV3Uuemwawk+7+SJLw==
+  dependencies:
+    mime-types "~2.1.34"
+    negotiator "0.6.3"
+
+array-flatten@1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/array-flatten/-/array-flatten-1.1.1.tgz#9a5f699051b1e7073328f2a008968b64ea2955d2"
+  integrity sha512-PCVAQswWemu6UdxsDFFX/+gVeYqKAod3D3UVm91jHwynguOwAvYPhx8nNlM++NqRcK6CxxpUafjmhIdKiHibqg==
+
+body-parser@1.20.3:
+  version "1.20.3"
+  resolved "https://registry.yarnpkg.com/body-parser/-/body-parser-1.20.3.tgz#1953431221c6fb5cd63c4b36d53fab0928e548c6"
+  integrity sha512-7rAxByjUMqQ3/bHJy7D6OGXvx/MMc4IqBn/X0fcM1QUcAItpZrBEYhWGem+tzXH90c+G01ypMcYJBO9Y30203g==
+  dependencies:
+    bytes "3.1.2"
+    content-type "~1.0.5"
+    debug "2.6.9"
+    depd "2.0.0"
+    destroy "1.2.0"
+    http-errors "2.0.0"
+    iconv-lite "0.4.24"
+    on-finished "2.4.1"
+    qs "6.13.0"
+    raw-body "2.5.2"
+    type-is "~1.6.18"
+    unpipe "1.0.0"
+
+bytes@3.1.2:
+  version "3.1.2"
+  resolved "https://registry.yarnpkg.com/bytes/-/bytes-3.1.2.tgz#8b0beeb98605adf1b128fa4386403c009e0221a5"
+  integrity sha512-/Nf7TyzTx6S3yRJObOAV7956r8cr2+Oj8AC5dt8wSP3BQAoeX58NoHyCU8P8zGkNXStjTSi6fzO6F0pBdcYbEg==
+
+call-bind@^1.0.7:
+  version "1.0.7"
+  resolved "https://registry.yarnpkg.com/call-bind/-/call-bind-1.0.7.tgz#06016599c40c56498c18769d2730be242b6fa3b9"
+  integrity sha512-GHTSNSYICQ7scH7sZ+M2rFopRoLh8t2bLSW6BbgrtLsahOIB5iyAVJf9GjWK3cYTDaMj4XdBpM1cA6pIS0Kv2w==
+  dependencies:
+    es-define-property "^1.0.0"
+    es-errors "^1.3.0"
+    function-bind "^1.1.2"
+    get-intrinsic "^1.2.4"
+    set-function-length "^1.2.1"
+
+content-disposition@0.5.4:
+  version "0.5.4"
+  resolved "https://registry.yarnpkg.com/content-disposition/-/content-disposition-0.5.4.tgz#8b82b4efac82512a02bb0b1dcec9d2c5e8eb5bfe"
+  integrity sha512-FveZTNuGw04cxlAiWbzi6zTAL/lhehaWbTtgluJh4/E95DqMwTmha3KZN1aAWA8cFIhHzMZUvLevkw5Rqk+tSQ==
+  dependencies:
+    safe-buffer "5.2.1"
+
+content-type@~1.0.4, content-type@~1.0.5:
+  version "1.0.5"
+  resolved "https://registry.yarnpkg.com/content-type/-/content-type-1.0.5.tgz#8b773162656d1d1086784c8f23a54ce6d73d7918"
+  integrity sha512-nTjqfcBFEipKdXCv4YDQWCfmcLZKm81ldF0pAopTvyrFGVbcR6P/VAAd5G7N+0tTr8QqiU0tFadD6FK4NtJwOA==
+
+cookie-signature@1.0.6:
+  version "1.0.6"
+  resolved "https://registry.yarnpkg.com/cookie-signature/-/cookie-signature-1.0.6.tgz#e303a882b342cc3ee8ca513a79999734dab3ae2c"
+  integrity sha512-QADzlaHc8icV8I7vbaJXJwod9HWYp8uCqf1xa4OfNu1T7JVxQIrUgOWtHdNDtPiywmFbiS12VjotIXLrKM3orQ==
+
+cookie@0.7.1:
+  version "0.7.1"
+  resolved "https://registry.yarnpkg.com/cookie/-/cookie-0.7.1.tgz#2f73c42142d5d5cf71310a74fc4ae61670e5dbc9"
+  integrity sha512-6DnInpx7SJ2AK3+CTUE/ZM0vWTUboZCegxhC2xiIydHR9jNuTAASBrfEpHhiGOZw/nX51bHt6YQl8jsGo4y/0w==
+
+cors@^2.8.5:
+  version "2.8.5"
+  resolved "https://registry.yarnpkg.com/cors/-/cors-2.8.5.tgz#eac11da51592dd86b9f06f6e7ac293b3df875d29"
+  integrity sha512-KIHbLJqu73RGr/hnbrO9uBeixNGuvSQjul/jdFvS/KFSIH1hWVd1ng7zOHx+YrEfInLG7q4n6GHQ9cDtxv/P6g==
+  dependencies:
+    object-assign "^4"
+    vary "^1"
+
+debug@2.6.9:
+  version "2.6.9"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.9.tgz#5d128515df134ff327e90a4c93f4e077a536341f"
+  integrity sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==
+  dependencies:
+    ms "2.0.0"
+
+decimal.js@^10.4.3:
+  version "10.4.3"
+  resolved "https://registry.yarnpkg.com/decimal.js/-/decimal.js-10.4.3.tgz#1044092884d245d1b7f65725fa4ad4c6f781cc23"
+  integrity sha512-VBBaLc1MgL5XpzgIP7ny5Z6Nx3UrRkIViUkPUdtl9aya5amy3De1gsUUSB1g3+3sExYNjCAsAznmukyxCb1GRA==
+
+define-data-property@^1.1.4:
+  version "1.1.4"
+  resolved "https://registry.yarnpkg.com/define-data-property/-/define-data-property-1.1.4.tgz#894dc141bb7d3060ae4366f6a0107e68fbe48c5e"
+  integrity sha512-rBMvIzlpA8v6E+SJZoo++HAYqsLrkg7MSfIinMPFhmkorw7X+dOXVJQs+QT69zGkzMyfDnIMN2Wid1+NbL3T+A==
+  dependencies:
+    es-define-property "^1.0.0"
+    es-errors "^1.3.0"
+    gopd "^1.0.1"
+
+depd@2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/depd/-/depd-2.0.0.tgz#b696163cc757560d09cf22cc8fad1571b79e76df"
+  integrity sha512-g7nH6P6dyDioJogAAGprGpCtVImJhpPk/roCzdb3fIh61/s/nPsfR6onyMwkCAR/OlC3yBC0lESvUoQEAssIrw==
+
+destroy@1.2.0:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/destroy/-/destroy-1.2.0.tgz#4803735509ad8be552934c67df614f94e66fa015"
+  integrity sha512-2sJGJTaXIIaR1w4iJSNoN0hnMY7Gpc/n8D4qSCJw8QqFWXf7cuAgnEHxBpweaVcPevC2l3KpjYCx3NypQQgaJg==
+
+ee-first@1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/ee-first/-/ee-first-1.1.1.tgz#590c61156b0ae2f4f0255732a158b266bc56b21d"
+  integrity sha512-WMwm9LhRUo+WUaRN+vRuETqG89IgZphVSNkdFgeb6sS/E4OrDIN7t48CAewSHXc6C8lefD8KKfr5vY61brQlow==
+
+encodeurl@~1.0.2:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/encodeurl/-/encodeurl-1.0.2.tgz#ad3ff4c86ec2d029322f5a02c3a9a606c95b3f59"
+  integrity sha512-TPJXq8JqFaVYm2CWmPvnP2Iyo4ZSM7/QKcSmuMLDObfpH5fi7RUGmd/rTDf+rut/saiDiQEeVTNgAmJEdAOx0w==
+
+encodeurl@~2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/encodeurl/-/encodeurl-2.0.0.tgz#7b8ea898077d7e409d3ac45474ea38eaf0857a58"
+  integrity sha512-Q0n9HRi4m6JuGIV1eFlmvJB7ZEVxu93IrMyiMsGC0lrMJMWzRgx6WGquyfQgZVb31vhGgXnfmPNNXmxnOkRBrg==
+
+es-define-property@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/es-define-property/-/es-define-property-1.0.0.tgz#c7faefbdff8b2696cf5f46921edfb77cc4ba3845"
+  integrity sha512-jxayLKShrEqqzJ0eumQbVhTYQM27CfT1T35+gCgDFoL82JLsXqTJ76zv6A0YLOgEnLUMvLzsDsGIrl8NFpT2gQ==
+  dependencies:
+    get-intrinsic "^1.2.4"
+
+es-errors@^1.3.0:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/es-errors/-/es-errors-1.3.0.tgz#05f75a25dab98e4fb1dcd5e1472c0546d5057c8f"
+  integrity sha512-Zf5H2Kxt2xjTvbJvP2ZWLEICxA6j+hAmMzIlypy4xcBg1vKVnx89Wy0GbS+kf5cwCVFFzdCFh2XSCFNULS6csw==
+
+escape-html@~1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/escape-html/-/escape-html-1.0.3.tgz#0258eae4d3d0c0974de1c169188ef0051d1d1988"
+  integrity sha512-NiSupZ4OeuGwr68lGIeym/ksIZMJodUGOSCZ/FSnTxcrekbvqrgdUxlJOMpijaKZVjAJrWrGs/6Jy8OMuyj9ow==
+
+etag@~1.8.1:
+  version "1.8.1"
+  resolved "https://registry.yarnpkg.com/etag/-/etag-1.8.1.tgz#41ae2eeb65efa62268aebfea83ac7d79299b0887"
+  integrity sha512-aIL5Fx7mawVa300al2BnEE4iNvo1qETxLrPI/o05L7z6go7fCw1J6EQmbK4FmJ2AS7kgVF/KEZWufBfdClMcPg==
+
+express@^4.21.1:
+  version "4.21.1"
+  resolved "https://registry.yarnpkg.com/express/-/express-4.21.1.tgz#9dae5dda832f16b4eec941a4e44aa89ec481b281"
+  integrity sha512-YSFlK1Ee0/GC8QaO91tHcDxJiE/X4FbpAyQWkxAvG6AXCuR65YzK8ua6D9hvi/TzUfZMpc+BwuM1IPw8fmQBiQ==
+  dependencies:
+    accepts "~1.3.8"
+    array-flatten "1.1.1"
+    body-parser "1.20.3"
+    content-disposition "0.5.4"
+    content-type "~1.0.4"
+    cookie "0.7.1"
+    cookie-signature "1.0.6"
+    debug "2.6.9"
+    depd "2.0.0"
+    encodeurl "~2.0.0"
+    escape-html "~1.0.3"
+    etag "~1.8.1"
+    finalhandler "1.3.1"
+    fresh "0.5.2"
+    http-errors "2.0.0"
+    merge-descriptors "1.0.3"
+    methods "~1.1.2"
+    on-finished "2.4.1"
+    parseurl "~1.3.3"
+    path-to-regexp "0.1.10"
+    proxy-addr "~2.0.7"
+    qs "6.13.0"
+    range-parser "~1.2.1"
+    safe-buffer "5.2.1"
+    send "0.19.0"
+    serve-static "1.16.2"
+    setprototypeof "1.2.0"
+    statuses "2.0.1"
+    type-is "~1.6.18"
+    utils-merge "1.0.1"
+    vary "~1.1.2"
+
+finalhandler@1.3.1:
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/finalhandler/-/finalhandler-1.3.1.tgz#0c575f1d1d324ddd1da35ad7ece3df7d19088019"
+  integrity sha512-6BN9trH7bp3qvnrRyzsBz+g3lZxTNZTbVO2EV1CS0WIcDbawYVdYvGflME/9QP0h0pYlCDBCTjYa9nZzMDpyxQ==
+  dependencies:
+    debug "2.6.9"
+    encodeurl "~2.0.0"
+    escape-html "~1.0.3"
+    on-finished "2.4.1"
+    parseurl "~1.3.3"
+    statuses "2.0.1"
+    unpipe "~1.0.0"
+
+forwarded@0.2.0:
+  version "0.2.0"
+  resolved "https://registry.yarnpkg.com/forwarded/-/forwarded-0.2.0.tgz#2269936428aad4c15c7ebe9779a84bf0b2a81811"
+  integrity sha512-buRG0fpBtRHSTCOASe6hD258tEubFoRLb4ZNA6NxMVHNw2gOcwHo9wyablzMzOA5z9xA9L1KNjk/Nt6MT9aYow==
+
+fresh@0.5.2:
+  version "0.5.2"
+  resolved "https://registry.yarnpkg.com/fresh/-/fresh-0.5.2.tgz#3d8cadd90d976569fa835ab1f8e4b23a105605a7"
+  integrity sha512-zJ2mQYM18rEFOudeV4GShTGIQ7RbzA7ozbU9I/XBpm7kqgMywgmylMwXHxZJmkVoYkna9d2pVXVXPdYTP9ej8Q==
+
+function-bind@^1.1.2:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/function-bind/-/function-bind-1.1.2.tgz#2c02d864d97f3ea6c8830c464cbd11ab6eab7a1c"
+  integrity sha512-7XHNxH7qX9xG5mIwxkhumTox/MIRNcOgDrxWsMt2pAr23WHp6MrRlN7FBSFpCpr+oVO0F744iUgR82nJMfG2SA==
+
+get-intrinsic@^1.1.3, get-intrinsic@^1.2.4:
+  version "1.2.4"
+  resolved "https://registry.yarnpkg.com/get-intrinsic/-/get-intrinsic-1.2.4.tgz#e385f5a4b5227d449c3eabbad05494ef0abbeadd"
+  integrity sha512-5uYhsJH8VJBTv7oslg4BznJYhDoRI6waYCxMmCdnTrcCrHA/fCFKoTFz2JKKE0HdDFUF7/oQuhzumXJK7paBRQ==
+  dependencies:
+    es-errors "^1.3.0"
+    function-bind "^1.1.2"
+    has-proto "^1.0.1"
+    has-symbols "^1.0.3"
+    hasown "^2.0.0"
+
+gopd@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/gopd/-/gopd-1.0.1.tgz#29ff76de69dac7489b7c0918a5788e56477c332c"
+  integrity sha512-d65bNlIadxvpb/A2abVdlqKqV563juRnZ1Wtk6s1sIR8uNsXR70xqIzVqxVf1eTqDunwT2MkczEeaezCKTZhwA==
+  dependencies:
+    get-intrinsic "^1.1.3"
+
+has-property-descriptors@^1.0.2:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/has-property-descriptors/-/has-property-descriptors-1.0.2.tgz#963ed7d071dc7bf5f084c5bfbe0d1b6222586854"
+  integrity sha512-55JNKuIW+vq4Ke1BjOTjM2YctQIvCT7GFzHwmfZPGo5wnrgkid0YQtnAleFSqumZm4az3n2BS+erby5ipJdgrg==
+  dependencies:
+    es-define-property "^1.0.0"
+
+has-proto@^1.0.1:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/has-proto/-/has-proto-1.0.3.tgz#b31ddfe9b0e6e9914536a6ab286426d0214f77fd"
+  integrity sha512-SJ1amZAJUiZS+PhsVLf5tGydlaVB8EdFpaSO4gmiUKUOxk8qzn5AIy4ZeJUmh22znIdk/uMAUT2pl3FxzVUH+Q==
+
+has-symbols@^1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/has-symbols/-/has-symbols-1.0.3.tgz#bb7b2c4349251dce87b125f7bdf874aa7c8b39f8"
+  integrity sha512-l3LCuF6MgDNwTDKkdYGEihYjt5pRPbEg46rtlmnSPlUbgmB8LOIrKJbYYFBSbnPaJexMKtiPO8hmeRjRz2Td+A==
+
+hasown@^2.0.0:
+  version "2.0.2"
+  resolved "https://registry.yarnpkg.com/hasown/-/hasown-2.0.2.tgz#003eaf91be7adc372e84ec59dc37252cedb80003"
+  integrity sha512-0hJU9SCPvmMzIBdZFqNPXWa6dqh7WdH0cII9y+CyS8rG3nL48Bclra9HmKhVVUHyPWNH5Y7xDwAB7bfgSjkUMQ==
+  dependencies:
+    function-bind "^1.1.2"
+
+http-errors@2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/http-errors/-/http-errors-2.0.0.tgz#b7774a1486ef73cf7667ac9ae0858c012c57b9d3"
+  integrity sha512-FtwrG/euBzaEjYeRqOgly7G0qviiXoJWnvEH2Z1plBdXgbyjv34pHTSb9zoeHMyDy33+DWy5Wt9Wo+TURtOYSQ==
+  dependencies:
+    depd "2.0.0"
+    inherits "2.0.4"
+    setprototypeof "1.2.0"
+    statuses "2.0.1"
+    toidentifier "1.0.1"
+
+iconv-lite@0.4.24:
+  version "0.4.24"
+  resolved "https://registry.yarnpkg.com/iconv-lite/-/iconv-lite-0.4.24.tgz#2022b4b25fbddc21d2f524974a474aafe733908b"
+  integrity sha512-v3MXnZAcvnywkTUEZomIActle7RXXeedOR31wwl7VlyoXO4Qi9arvSenNQWne1TcRwhCL1HwLI21bEqdpj8/rA==
+  dependencies:
+    safer-buffer ">= 2.1.2 < 3"
+
+inherits@2.0.4:
+  version "2.0.4"
+  resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.4.tgz#0fa2c64f932917c3433a0ded55363aae37416b7c"
+  integrity sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==
+
+ipaddr.js@1.9.1:
+  version "1.9.1"
+  resolved "https://registry.yarnpkg.com/ipaddr.js/-/ipaddr.js-1.9.1.tgz#bff38543eeb8984825079ff3a2a8e6cbd46781b3"
+  integrity sha512-0KI/607xoxSToH7GjN1FfSbLoU0+btTicjsQSWQlh/hZykN8KpmMf7uYwPW3R+akZ6R/w18ZlXSHBYXiYUPO3g==
+
+media-typer@0.3.0:
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/media-typer/-/media-typer-0.3.0.tgz#8710d7af0aa626f8fffa1ce00168545263255748"
+  integrity sha512-dq+qelQ9akHpcOl/gUVRTxVIOkAJ1wR3QAvb4RsVjS8oVoFjDGTc679wJYmUmknUF5HwMLOgb5O+a3KxfWapPQ==
+
+merge-descriptors@1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/merge-descriptors/-/merge-descriptors-1.0.3.tgz#d80319a65f3c7935351e5cfdac8f9318504dbed5"
+  integrity sha512-gaNvAS7TZ897/rVaZ0nMtAyxNyi/pdbjbAwUpFQpN70GqnVfOiXpeUUMKRBmzXaSQ8DdTX4/0ms62r2K+hE6mQ==
+
+methods@~1.1.2:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/methods/-/methods-1.1.2.tgz#5529a4d67654134edcc5266656835b0f851afcee"
+  integrity sha512-iclAHeNqNm68zFtnZ0e+1L2yUIdvzNoauKU4WBA3VvH/vPFieF7qfRlwUZU+DA9P9bPXIS90ulxoUoCH23sV2w==
+
+mime-db@1.52.0:
+  version "1.52.0"
+  resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.52.0.tgz#bbabcdc02859f4987301c856e3387ce5ec43bf70"
+  integrity sha512-sPU4uV7dYlvtWJxwwxHD0PuihVNiE7TyAbQ5SWxDCB9mUYvOgroQOwYQQOKPJ8CIbE+1ETVlOoK1UC2nU3gYvg==
+
+mime-types@~2.1.24, mime-types@~2.1.34:
+  version "2.1.35"
+  resolved "https://registry.yarnpkg.com/mime-types/-/mime-types-2.1.35.tgz#381a871b62a734450660ae3deee44813f70d959a"
+  integrity sha512-ZDY+bPm5zTTF+YpCrAU9nK0UgICYPT0QtT1NZWFv4s++TNkcgVaT0g6+4R2uI4MjQjzysHB1zxuWL50hzaeXiw==
+  dependencies:
+    mime-db "1.52.0"
+
+mime@1.6.0:
+  version "1.6.0"
+  resolved "https://registry.yarnpkg.com/mime/-/mime-1.6.0.tgz#32cd9e5c64553bd58d19a568af452acff04981b1"
+  integrity sha512-x0Vn8spI+wuJ1O6S7gnbaQg8Pxh4NNHb7KSINmEWKiPE4RKOplvijn+NkmYmmRgP68mc70j2EbeTFRsrswaQeg==
+
+ms@2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/ms/-/ms-2.0.0.tgz#5608aeadfc00be6c2901df5f9861788de0d597c8"
+  integrity sha512-Tpp60P6IUJDTuOq/5Z8cdskzJujfwqfOTkrwIwj7IRISpnkJnT6SyJ4PCPnGMoFjC9ddhal5KVIYtAt97ix05A==
+
+ms@2.1.3:
+  version "2.1.3"
+  resolved "https://registry.yarnpkg.com/ms/-/ms-2.1.3.tgz#574c8138ce1d2b5861f0b44579dbadd60c6615b2"
+  integrity sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA==
+
+negotiator@0.6.3:
+  version "0.6.3"
+  resolved "https://registry.yarnpkg.com/negotiator/-/negotiator-0.6.3.tgz#58e323a72fedc0d6f9cd4d31fe49f51479590ccd"
+  integrity sha512-+EUsqGPLsM+j/zdChZjsnX51g4XrHFOIXwfnCVPGlQk/k5giakcKsuxCObBRu6DSm9opw/O6slWbJdghQM4bBg==
+
+object-assign@^4:
+  version "4.1.1"
+  resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-4.1.1.tgz#2109adc7965887cfc05cbbd442cac8bfbb360863"
+  integrity sha512-rJgTQnkUnH1sFw8yT6VSU3zD3sWmu6sZhIseY8VX+GRu3P6F7Fu+JNDoXfklElbLJSnc3FUQHVe4cU5hj+BcUg==
+
+object-inspect@^1.13.1:
+  version "1.13.2"
+  resolved "https://registry.yarnpkg.com/object-inspect/-/object-inspect-1.13.2.tgz#dea0088467fb991e67af4058147a24824a3043ff"
+  integrity sha512-IRZSRuzJiynemAXPYtPe5BoI/RESNYR7TYm50MC5Mqbd3Jmw5y790sErYw3V6SryFJD64b74qQQs9wn5Bg/k3g==
+
+on-finished@2.4.1:
+  version "2.4.1"
+  resolved "https://registry.yarnpkg.com/on-finished/-/on-finished-2.4.1.tgz#58c8c44116e54845ad57f14ab10b03533184ac3f"
+  integrity sha512-oVlzkg3ENAhCk2zdv7IJwd/QUD4z2RxRwpkcGY8psCVcCYZNq4wYnVWALHM+brtuJjePWiYF/ClmuDr8Ch5+kg==
+  dependencies:
+    ee-first "1.1.1"
+
+parseurl@~1.3.3:
+  version "1.3.3"
+  resolved "https://registry.yarnpkg.com/parseurl/-/parseurl-1.3.3.tgz#9da19e7bee8d12dff0513ed5b76957793bc2e8d4"
+  integrity sha512-CiyeOxFT/JZyN5m0z9PfXw4SCBJ6Sygz1Dpl0wqjlhDEGGBP1GnsUVEL0p63hoG1fcj3fHynXi9NYO4nWOL+qQ==
+
+path-to-regexp@0.1.10:
+  version "0.1.10"
+  resolved "https://registry.yarnpkg.com/path-to-regexp/-/path-to-regexp-0.1.10.tgz#67e9108c5c0551b9e5326064387de4763c4d5f8b"
+  integrity sha512-7lf7qcQidTku0Gu3YDPc8DJ1q7OOucfa/BSsIwjuh56VU7katFvuM8hULfkwB3Fns/rsVF7PwPKVw1sl5KQS9w==
+
+proxy-addr@~2.0.7:
+  version "2.0.7"
+  resolved "https://registry.yarnpkg.com/proxy-addr/-/proxy-addr-2.0.7.tgz#f19fe69ceab311eeb94b42e70e8c2070f9ba1025"
+  integrity sha512-llQsMLSUDUPT44jdrU/O37qlnifitDP+ZwrmmZcoSKyLKvtZxpyV0n2/bD/N4tBAAZ/gJEdZU7KMraoK1+XYAg==
+  dependencies:
+    forwarded "0.2.0"
+    ipaddr.js "1.9.1"
+
+qs@6.13.0:
+  version "6.13.0"
+  resolved "https://registry.yarnpkg.com/qs/-/qs-6.13.0.tgz#6ca3bd58439f7e245655798997787b0d88a51906"
+  integrity sha512-+38qI9SOr8tfZ4QmJNplMUxqjbe7LKvvZgWdExBOmd+egZTtjLB67Gu0HRX3u/XOq7UU2Nx6nsjvS16Z9uwfpg==
+  dependencies:
+    side-channel "^1.0.6"
+
+range-parser@~1.2.1:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/range-parser/-/range-parser-1.2.1.tgz#3cf37023d199e1c24d1a55b84800c2f3e6468031"
+  integrity sha512-Hrgsx+orqoygnmhFbKaHE6c296J+HTAQXoxEF6gNupROmmGJRoyzfG3ccAveqCBrwr/2yxQ5BVd/GTl5agOwSg==
+
+raw-body@2.5.2:
+  version "2.5.2"
+  resolved "https://registry.yarnpkg.com/raw-body/-/raw-body-2.5.2.tgz#99febd83b90e08975087e8f1f9419a149366b68a"
+  integrity sha512-8zGqypfENjCIqGhgXToC8aB2r7YrBX+AQAfIPs/Mlk+BtPTztOvTS01NRW/3Eh60J+a48lt8qsCzirQ6loCVfA==
+  dependencies:
+    bytes "3.1.2"
+    http-errors "2.0.0"
+    iconv-lite "0.4.24"
+    unpipe "1.0.0"
+
+safe-buffer@5.2.1:
+  version "5.2.1"
+  resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.2.1.tgz#1eaf9fa9bdb1fdd4ec75f58f9cdb4e6b7827eec6"
+  integrity sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ==
+
+"safer-buffer@>= 2.1.2 < 3":
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/safer-buffer/-/safer-buffer-2.1.2.tgz#44fa161b0187b9549dd84bb91802f9bd8385cd6a"
+  integrity sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg==
+
+send@0.19.0:
+  version "0.19.0"
+  resolved "https://registry.yarnpkg.com/send/-/send-0.19.0.tgz#bbc5a388c8ea6c048967049dbeac0e4a3f09d7f8"
+  integrity sha512-dW41u5VfLXu8SJh5bwRmyYUbAoSB3c9uQh6L8h/KtsFREPWpbX1lrljJo186Jc4nmci/sGUZ9a0a0J2zgfq2hw==
+  dependencies:
+    debug "2.6.9"
+    depd "2.0.0"
+    destroy "1.2.0"
+    encodeurl "~1.0.2"
+    escape-html "~1.0.3"
+    etag "~1.8.1"
+    fresh "0.5.2"
+    http-errors "2.0.0"
+    mime "1.6.0"
+    ms "2.1.3"
+    on-finished "2.4.1"
+    range-parser "~1.2.1"
+    statuses "2.0.1"
+
+serve-static@1.16.2:
+  version "1.16.2"
+  resolved "https://registry.yarnpkg.com/serve-static/-/serve-static-1.16.2.tgz#b6a5343da47f6bdd2673848bf45754941e803296"
+  integrity sha512-VqpjJZKadQB/PEbEwvFdO43Ax5dFBZ2UECszz8bQ7pi7wt//PWe1P6MN7eCnjsatYtBT6EuiClbjSWP2WrIoTw==
+  dependencies:
+    encodeurl "~2.0.0"
+    escape-html "~1.0.3"
+    parseurl "~1.3.3"
+    send "0.19.0"
+
+set-function-length@^1.2.1:
+  version "1.2.2"
+  resolved "https://registry.yarnpkg.com/set-function-length/-/set-function-length-1.2.2.tgz#aac72314198eaed975cf77b2c3b6b880695e5449"
+  integrity sha512-pgRc4hJ4/sNjWCSS9AmnS40x3bNMDTknHgL5UaMBTMyJnU90EgWh1Rz+MC9eFu4BuN/UwZjKQuY/1v3rM7HMfg==
+  dependencies:
+    define-data-property "^1.1.4"
+    es-errors "^1.3.0"
+    function-bind "^1.1.2"
+    get-intrinsic "^1.2.4"
+    gopd "^1.0.1"
+    has-property-descriptors "^1.0.2"
+
+setprototypeof@1.2.0:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/setprototypeof/-/setprototypeof-1.2.0.tgz#66c9a24a73f9fc28cbe66b09fed3d33dcaf1b424"
+  integrity sha512-E5LDX7Wrp85Kil5bhZv46j8jOeboKq5JMmYM3gVGdGH8xFpPWXUMsNrlODCrkoxMEeNi/XZIwuRvY4XNwYMJpw==
+
+side-channel@^1.0.6:
+  version "1.0.6"
+  resolved "https://registry.yarnpkg.com/side-channel/-/side-channel-1.0.6.tgz#abd25fb7cd24baf45466406b1096b7831c9215f2"
+  integrity sha512-fDW/EZ6Q9RiO8eFG8Hj+7u/oW+XrPTIChwCOM2+th2A6OblDtYYIpve9m+KvI9Z4C9qSEXlaGR6bTEYHReuglA==
+  dependencies:
+    call-bind "^1.0.7"
+    es-errors "^1.3.0"
+    get-intrinsic "^1.2.4"
+    object-inspect "^1.13.1"
+
+statuses@2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/statuses/-/statuses-2.0.1.tgz#55cb000ccf1d48728bd23c685a063998cf1a1b63"
+  integrity sha512-RwNA9Z/7PrK06rYLIzFMlaF+l73iwpzsqRIFgbMLbTcLD6cOao82TaWefPXQvB2fOC4AjuYSEndS7N/mTCbkdQ==
+
+toidentifier@1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/toidentifier/-/toidentifier-1.0.1.tgz#3be34321a88a820ed1bd80dfaa33e479fbb8dd35"
+  integrity sha512-o5sSPKEkg/DIQNmH43V0/uerLrpzVedkUh8tGNvaeXpfpuwjKenlSox/2O/BTlZUtEe+JG7s5YhEz608PlAHRA==
+
+type-is@~1.6.18:
+  version "1.6.18"
+  resolved "https://registry.yarnpkg.com/type-is/-/type-is-1.6.18.tgz#4e552cd05df09467dcbc4ef739de89f2cf37c131"
+  integrity sha512-TkRKr9sUTxEH8MdfuCSP7VizJyzRNMjj2J2do2Jr3Kym598JVdEksuzPQCnlFPW4ky9Q+iA+ma9BGm06XQBy8g==
+  dependencies:
+    media-typer "0.3.0"
+    mime-types "~2.1.24"
+
+unpipe@1.0.0, unpipe@~1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/unpipe/-/unpipe-1.0.0.tgz#b2bf4ee8514aae6165b4817829d21b2ef49904ec"
+  integrity sha512-pjy2bYhSsufwWlKwPc+l3cN7+wuJlK6uz0YdJEOlQDbl6jo/YlPi4mb8agUkVC8BF7V8NuzeyPNqRksA3hztKQ==
+
+utils-merge@1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/utils-merge/-/utils-merge-1.0.1.tgz#9f95710f50a267947b2ccc124741c1028427e713"
+  integrity sha512-pMZTvIkT1d+TFGvDOqodOclx0QWkkgi6Tdoa8gC8ffGAAqz9pzPTZWAybbsHHoED/ztMtkv/VoYTYyShUn81hA==
+
+vary@^1, vary@~1.1.2:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/vary/-/vary-1.1.2.tgz#2299f02c6ded30d4a5961b0b9f74524a18f634fc"
+  integrity sha512-BNGbWLfd0eUPabhkXUVm0j8uuvREyTh5ovRa/dyow/BqAbZJyC+5fU+IzQOzmAKzYqYRAISoRhdQr3eIZ/PXqg==
diff --git a/obliczanie_pi/python/.gitignore b/obliczanie_pi/python/.gitignore
new file mode 100644
index 0000000..eba74f4
--- /dev/null
+++ b/obliczanie_pi/python/.gitignore
@@ -0,0 +1 @@
+venv/
\ No newline at end of file
diff --git a/obliczanie_pi/python/main.py b/obliczanie_pi/python/main.py
new file mode 100644
index 0000000..69e74f6
--- /dev/null
+++ b/obliczanie_pi/python/main.py
@@ -0,0 +1,45 @@
+from flask import Flask, jsonify, request
+import time
+from flask_cors import CORS
+from decimal import Decimal, getcontext
+
+app = Flask(__name__)
+CORS(app)
+
+def calculate_pi(n):
+    getcontext().prec = n * 14
+    pi = Decimal(0)
+    k = Decimal(0)
+    x = Decimal(1)
+    sixteen = Decimal(16)
+
+    for i in range(n):
+        pi += (Decimal(4) / (8*k + 1) - 
+                Decimal(2) / (8*k + 4) - 
+                Decimal(1) / (8*k + 5) - 
+                Decimal(1) / (8*k + 6)) * x
+        k += 1
+        x /= 16
+
+    return pi
+
+@app.route('/pi')
+def get_pi():
+    try:
+        precision = int(request.args.get('precision', 10))
+        
+        start_time = time.time()
+        pi = calculate_pi(precision)
+        duration = (time.time() - start_time)*1000
+
+        return jsonify({
+            'pi': f"{pi:.{precision}f}",
+            'time': f"{duration:.6f}ms",
+            'language': 'Python'
+        })
+    except ValueError:
+        return jsonify({'error': 'Invalid precision parameter'}), 400
+
+if __name__ == '__main__':
+    print("Python server starting on port 8082...")
+    app.run(port=8082)
\ No newline at end of file
diff --git a/obliczanie_pi/readme.md b/obliczanie_pi/readme.md
new file mode 100644
index 0000000..580744e
--- /dev/null
+++ b/obliczanie_pi/readme.md
@@ -0,0 +1,3 @@
+# Artykuł z porównaniem wydajności backendów
+
+Projekt ma na celu sprawdzenie szybkosci obliczania liczby pi za pomocą BBP formula w 3 językach - Golang, Python i JavaScript(Node.js)
\ No newline at end of file
diff --git a/obliczanie_pi/start.sh b/obliczanie_pi/start.sh
new file mode 100755
index 0000000..a88cda3
--- /dev/null
+++ b/obliczanie_pi/start.sh
@@ -0,0 +1,24 @@
+#!/bin/bash
+
+go run ./golang/main.go &
+GO_PID=$!
+
+pip install flask flask-cors
+python3 ./python/main.py & 
+PYTHON_PID=$!
+
+cd node
+yarn install
+cd ..
+node ./node/index.js &
+NODE_PID=$!
+
+function stop_scripts {
+    echo "Zamykanie skryptów..."
+    kill $GO_PID $PYTHON_PID $NODE_PID
+    exit 0
+}
+
+trap stop_scripts SIGINT
+
+wait
\ No newline at end of file
diff --git a/readme.MD b/readme.MD
new file mode 100644
index 0000000..2efc826
--- /dev/null
+++ b/readme.MD
@@ -0,0 +1 @@
+# W tym repozytorium znajdują się projekty które były pokazywane, wykorzystywane przy tworzeniu bloga [blog.mkedziora.pl](https://blog.mkedziora.pl)
\ No newline at end of file