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.bulucu {
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    background-color: #f0f2f5;
	box-sizing: border-box;
	width:100%;
	overflow:scroll;
}

.container {
    text-align: center;
    background: white;
    padding: 40px; /* Daha fazla padding */
    border-radius: 10px;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.15);
    width: 500px; /* Sayfa genişliği */
    max-width: 80vw;
    min-height: 550px; /* Daha uzun bir görünüm için minimum yükseklik */
}

h1 {
    font-size: 2.2em;
    color: #333;
    margin-bottom: 25px;
}

label {
    display: block;
    margin-top: 20px;
    font-weight: bold;
    font-size: 1.2em;
}

input, select, button {
    width: 100%;
    padding: 14px; /* Daha fazla padding */
    margin-top: 12px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1.1em;
}

button {
    background-color: #28a745;
    color: white;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #218838;
}

.error-message {
    color: #d9534f;
    font-size: 1em;
    margin-top: 15px;
}

.result-container {
    margin-top: 30px;
    font-size: 1.2em;
    color: #333;
    text-align: left;
}

.result-container strong {
    color: #333;
    font-weight: bold;
    margin-top: 10px;
    display: block;
}

function displayNumbers() {
    const limit = parseInt(document.getElementById("limit").value);
    const typeSelect = document.getElementById("type");
    const resultContainer = document.getElementById("result");
    const error = document.getElementById("error");
    error.textContent = ""; 
    resultContainer.innerHTML = "";

if (isNaN(limit) || limit <= 0) {
 error.textContent = "Lütfen geçerli bir üst sınır girin.";
 return;
 }

function getOddNumbers(limit) {
    return Array.from({ length: limit }, (_, i) => i + 1).filter(num => num % 2 !== 0);
}

function getEvenNumbers(limit) {
    return Array.from({ length: limit }, (_, i) => i + 1).filter(num => num % 2 === 0);
}

function getPrimeNumbers(limit) {
 const primes = [];
 for (let i = 2; i <= limit; i++) {
 if (isPrime(i)) primes.push(i);
 }
 return primes;
}

function isPrime(num) {
 for (let i = 2; i <= Math.sqrt(num); i++) {
 if (num % i === 0) return false;
 }
 return num > 1;
}

function getSquareNumbers(limit) {
 const squares = [];
 for (let i = 1; i * i <= limit; i++) {
 squares.push(i * i);
 }
 return squares;
}

function getPerfectNumbers(limit) {
 const perfects = [];
 for (let i = 1; i <= limit; i++) {
 if (isPerfect(i)) perfects.push(i);
 }
 return perfects;
}

function isPerfect(num) {
 let sum = 1;
 for (let i = 2; i <= Math.sqrt(num); i++) {
 if (num % i === 0) {
 sum += i + (i !== num / i ? num / i : 0);
 }
 }
 return sum === num && num !== 1;
}

function getArmstrongNumbers(limit) {
 const armstrongs = [];
 for (let i = 1; i <= limit; i++) {
 if (isArmstrong(i)) armstrongs.push(i);
 }
 return armstrongs;
}

function isArmstrong(num) {
    const digits = num.toString().split('').map(Number);
    const sum = digits.reduce((acc, digit) => acc + Math.pow(digit, digits.length), 0);
    return sum === num;
}

function getFibonacciNumbers(limit) {
    const fibs = [1, 1];
    while (true) {
        const next = fibs[fibs.length - 1] + fibs[fibs.length - 2];
        if (next > limit) break;
        fibs.push(next);
    }
    return fibs;
}

function getTriangleNumbers(limit) {
    const triangles = [];
    for (let n = 1; ; n++) {
        const triangleNum = (n * (n + 1)) / 2;
        if (triangleNum > limit) break;
        triangles.push(triangleNum);
    }
    return triangles;
}

Görünüm