杭电1.1.8

A+B for Input-Output Practice (VIII)

Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 17484 Accepted Submission(s): 5527 

Problem Description

Your task is to calculate the sum of some integers.

 

Input

Input contains an integer N in the first line, and then N lines follow. Each line starts with a integer M, and then M integers follow in the same line.

 

Output

For each group of input integers you should output their sum in one line, and you must note that there is a blank line between outputs.

 

Sample Input

34 1 2 3 45 1 2 3 4 53 1 2 3

 

Sample Output

10156

 

此题最后一组数据输出没有空行！

#include<iostream>using namespace std;main(){int N,n;cin>>N;while(N--){cin>>n; int a[1000],i,s=0;for(i=1;i<=n;i++){cin>>a[i];s+=a[i];}if(N!=0){cout<<s<<endl<<endl;}if(N==0){cout<<s<<endl;}}return 0;}