1090 A+B for Input-Output Practice (II) :题目有N个输入组，接下来依次给出N个输入组数据

Problem Description
Your task is to Calculate a + b.Input
Input contains an integer N in the first line, and then N lines follow. Each line consists of a pair of integers a and b, separated by a space, one pair of integers per line.Output
For each pair of input integers a and b you should output the sum of a and b in one line, and with one line of output for each line in input.Sample Input
2
1 5
10 20Sample Output
6
30

// ---------c----------
#include<cstdio>
int main(){int n,a,b;scanf("%d",&n);while( n-- > 0 ){scanf("%d %d",&a,&b);printf("%d\n",a+b);}return 0;
}
//cpp
#include<iostream>
using namespace std;
int main(){int n,a,b;cin >> n;while(n -- > 0){cin >> a >> b;cout << a+b << endl;}return 0;
}