代码

#include <stdio.h>
#include<cctype>
#define gt gc()
inline char gc()
{
    static char buf[100005],*p1=buf,*p2=buf;
    return p1==p2&&(p2=(p1=buf)+fread(buf,1,100000,stdin))?EOF:*p1++;
}
inline int in()
{
    int k=0,p=1;char ch=gt;
    while(!isdigit(ch)&&ch!='-')ch=gt;
    if(ch=='-')ch=gt,p=0;
    while(isdigit(ch))k=k*10+ch-'0',ch=gt;
    return p?k:-k;
}
int main() {
	int n;
	n=in();
	for (int i = 1; i <= n; i++) {
		printf("%d\n",in()+in());
	}
	return 0;
}

评测结果