#include<stdio.h>
int main(void)
{
    int nums[]={8,4,2,1,23,344,12};
    int i;
    int n;
    int sum=0;
    double avg;
    for(i=0;i<7;i++){
        sum+=nums[i];
        printf("%4d\t",nums[i]);}
    avg=sum*1.0/7;
    printf("总和为%d\n",sum);
    printf("avg=%f\n",avg);


    printf("请输入要查找内容:");
    scanf("%d",n);
    for(i=0;i<7;i++){
        if(n==nums[i]){
        printf("wa 有这个数啊！");break;
        }   
    }



return 0;

[此贴子已经被作者于2018-2-26 23:28编辑过]

    //printf("avg=%f\n",avg);
    printf("avg=%lf\n",avg);

    //scanf("%d",n);
    scanf("%d",&n);