第三题:交互输入的四个整数,计算它们的和以及平均值,并输出

#include"stdio.h"
void main()
{
    
    
    int arr[4],i;
    int sum=0;
    float ave;
    printf("please input the numbers:\n");
    for(i=0;i<4;i++)scanf("%d",&arr[i]);
       sum+=arr[i];
    }
    ave=sum/4.0;
    printf("the sum is %d\nthe ave is %.2f\n",sum,ave);
}

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转载自blog.csdn.net/m0_54624966/article/details/113107583
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