sorting_techniques

#include <stdio.h>

void bubbleSort(int arr[], int n) {
    int swapped;
    for (int i = 0; i < n - 1; i++) {
        swapped = 0;
        for (int j = 0; j < n - 1 - i; j++) {
            if (arr[j] > arr[j + 1]) {
                int temp = arr[j];
                arr[j] = arr[j + 1];
                arr[j + 1] = temp;
                swapped = 1;
            }
        }
        if (swapped == 0) {
            break;
        }
    }
}

void insertionSort(int arr[], int n) {
    for (int i = 1; i < n; i++) {
        int key = arr[i];
        int j = i - 1;

        while (j >= 0 && arr[j] > key) {
            arr[j + 1] = arr[j];
            j--;
        }

        arr[j + 1] = key;
    }
}

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;
            }
        }

        if (minIndex != i) {
            int temp = arr[i];
            arr[i] = arr[minIndex];
            arr[minIndex] = temp;
        }
    }
}

void printArray(int arr[], int n) {
    printf("[");
    for (int i = 0; i < n; i++) {
        printf("%d ", arr[i]);
    }
    printf("]");
}

int main() {
    int arr[] = {64, 34, 25, 12, 22, 11, 90};
    int n = sizeof(arr) / sizeof(arr[0]);
    While(1){
    int choice;

    printf("Menu:\n");
    printf("1. Bubble Sort\n");
    printf("2. Insertion Sort\n");
    printf("3. Selection Sort\n");
    printf("4. Exit\n");
    printf("Enter your choice: ");
    scanf("%d", &choice);

    switch (choice) {
        case 1:
            bubbleSort(arr, n);
            printf("Bubble Sorted Array: ");
            printArray(arr, n);
            break;
        case 2:
            insertionSort(arr, n);
            printf("Insertion Sorted Array: ");
            printArray(arr, n);
            break;
        case 3:
            selectionSort(arr, n);
            printf("Selection Sorted Array: ");
            printArray(arr, n);
            break;
        case 4:
            printf("Exiting...\n");
            break;
        default:
            printf("Invalid choice!\n");
    }
    }

    return 0;
}