代码

#include <cstdio>
int read()
{
    int f=1,x=0;char ch=getchar();
    while(ch<'0'||ch>'9') {if(ch=='-')f=-1;ch=getchar();}
    while(ch>='0'&&ch<='9') {x=x*10+ch-'0';ch=getchar();}
    return f*x;
}
int main()
{
    int n;
    while(n--)
{
    printf("%d",read()+read());
}
    return 0;
}

评测结果