selection_sort.cpp

#include <iostream>
using namespace std;

void selectionSort(int arr[], int n) {
    for (int i = 0; i < n - 1; i++) {
        int minIndex = i;
        for (int j = i + 1; j < n; j++) {
            if (arr[j] < arr[minIndex])
                minIndex = j;
        }
        swap(arr[i], arr[minIndex]);
    }
}

int main() {
    int arr[] = {64, 25, 12, 22, 11};
    int n = 5;

    cout << "Original array: ";
    for (int i = 0; i < n; i++) cout << arr[i] << " ";

    selectionSort(arr, n);

    cout << "\nSorted array (Selection Sort): ";
    for (int i = 0; i < n; i++) cout << arr[i] << " ";

    cout << "\n\nTime Complexity: O(n^2)\nSpace Complexity: O(1)\n";
    return 0;
}