输出数组元素

题目

答案

#include<stdio.h>#include<string.h>int main(){int n;scanf("%d",&n);int a[n],sub[n-1],i,flag=0,count=0;for(i=0;i<n;i++){if(flag==0){scanf("%d",&a[i]);flag=1;}else{scanf("%d",&a[i]);sub[i-1]=a[i]-a[i-1];}}for(i=0;i<n-1;i++){count++;if(count==1) printf("%d",sub[i]);else printf(" %d",sub[i]);if(count==3) {printf("\n");count=0;}}}