bubblesort.c

#include <stdio.h>

void main() {
        int i, z;
        int arr[5] = {6, 7, 1, 3, 2};

        for(i = 5; i >= 0; i--) {
                for(z = 0; z < i - 1; z++) {
                        if(arr[z] > arr[z + 1]) {
                                int tmp = arr[z];
                                arr[z] = arr[z + 1];
                                arr[z + 1] = tmp;
                        }
                }
        }

        for(i = 0; i < 5; i++)
                printf("%d ", arr[i]);

        printf("\n");
}