冒泡排序

 

#include<stdio.h>
int main() {

    int arr[5];
    printf(" please input five number :");
    for (int i = 0; i < 5; i++) {
        scanf("%d", &arr[i]);
    }
    for (int i = 0; i < 5; i++)
    {
        printf("%d", arr[i]);

    }
    printf("\n");
    for (int i = 0; i < 4; i++)
    {
        for (int j = 0; j < 4 - i; j++) {
            if (arr[j]>arr[j+1])
            {
                int a = arr[j];
                arr[j] = arr[j+1];
                arr[j+1] = a;
            }
        }

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

    }
    return 0;
}