#include<stdio.h>int main(){int a;int b; int n; scanf("%d",&n);while (n>0){n--;scanf("%d%d",&a,&b);printf("%d",a+b);}return0;}

Question

what is the wrong with it

Answer 1

but now?

Answer 2

the result is strange

Answer 3

你的printf中怎么会有两个%d%d ，a+b是一个值

Answer 4

My English is not good.Sorry