#include <stdio.h>
int main()
{
    int a[] = {12, 23, -104, -1, 0, 90};
    int n = sizeof(a) / sizeof(a[0]);
    for (int i = 0; i < (n - 1); i++)
    {
        for (int j = 0; j < n - i - 1; j++)
        {
            if (a[j] > a[j + 1])
            {
                a[j] = a[j] + a[j + 1];
                a[j + 1] = a[j] - a[j + 1];
                a[j] = a[j] - a[j + 1];
            }
        }
    }
    printf("Sorted element(s): ");
    for (int i = 0; i < n; i++)
    {
        printf("%d ", a[i]);
    }
    printf("\n");
    return 0;
}

kodingwindow@kw:~$ gcc kw.c
kodingwindow@kw:~$ ./a.out
Sorted element(s): -104 -1 0 12 23 90 
kodingwindow@kw:~$ 

#include <stdio.h>
int main()
{
    void BubbleSort(int a[], int n)
    {
        for (int i = 0; i < (n - 1); i++)
        {
            for (int j = 0; j < n - i - 1; j++)
            {
                if (a[j] > a[j + 1])
                {
                    a[j] = a[j] + a[j + 1];
                    a[j + 1] = a[j] - a[j + 1];
                    a[j] = a[j] - a[j + 1];
                }
            }
        }
    }

    int n, i;
    printf("———————————————————————————————————————————");
    printf("\nImplementation of a Bubble Sort\n");
    printf("———————————————————————————————————————————");
    printf("\nEnter the number of elements ");
    scanf("%d", &n);
    int a[n];
    for (i = 0; i < n; i++)
    {
        scanf("%d", &a[i]);
    }

    BubbleSort(a, n);
    printf("\nSorted element(s): ");
    for (i = 0; i < n; i++)
    {
        printf("%d ", a[i]);
    }
    printf("\n———————————————————————————————————————————\n");
    return 0;
}

kodingwindow@kw:~$ gcc kw.c
kodingwindow@kw:~$ ./a.out
———————————————————————————————————————————
Implementation of a Bubble Sort
———————————————————————————————————————————
Enter the number of elements 6
12
23
-104
-1
0
90

Sorted element(s): -104 -1 0 12 23 90 
———————————————————————————————————————————
kodingwindow@kw:~$