1089

#include <iostream>
#include <string>
#include <algorithm>
using namespace std;
int main(){
	int n,a,b;
	cin>>n;
	while(n--){
	  cin>>a>>b;
	    	cout<<a+b<<endl;
	    
		
	}
	
	return 0;
}

1090

#include <iostream>
#include <string>
#include <algorithm>
using namespace std;
int main(){
    int n,a,b;
    cin>>n;
    while(n--){
      cin>>a>>b;
            cout<<a+b<<endl;
        
        
    }
    
    return 0;
}

1091

#include <iostream>
#include <string>
#include <algorithm>
using namespace std;
int main(){
	int a,b;
	while(1){
	  cin>>a>>b;
	  if(a==0&&a==b)
	   break;
	  	cout<<a+b<<endl;
	 
	    	
	}
	
	return 0;
}

1092

#include <iostream>
#include <string>
#include <algorithm>
using namespace std;
int main(){
	int a,N;
	while(1){
		cin>>N;
		if(N==0){ 
		break;} 
		int sum=0;
	while(N--){
			cin>>a;
			sum+=a;	
		}
	  cout<<sum<<endl;    	
	}
	
	return 0;
}

1093

#include<iostream>
#include <string>
#include <algorithm>
using namespace std;
int main(){
	 int N,M,a;
	 cin>>N;
	 while(N--){ 
	 	cin>>M;
	 	int sum=0;
	 	while(M--){
	 		cin>>a;
	 		sum+=a;
		 } 
		 cout<<sum<<endl;
	 }
	return 0;
}

1094

#include<iostream>
#include <string>
#include <algorithm>
using namespace std;
int main(){
	int N,a;
	while(cin>>N){
	int sum=0;
	while(N--){
		cin>>a;
		sum+=a; 
	}
	cout<<sum<<endl;
	}
	return 0;
}

1095

#include<iostream>
#include <string>
#include <algorithm>
using namespace std;
int main(){
	int a,b;
	while(cin>>a>>b){
		cout<<a+b<<endl<<endl;
	}
	return 0;
}

1096

#include<iostream>
#include <string>
#include <algorithm>
using namespace std;
int main(){
	 int N,M,a;
	 cin>>N;
	 while(N--){ 
	 	cin>>M;
	 	int sum=0;
	 	while(M--){
	 		cin>>a;
	 		sum+=a;
		 } 
		 cout<<sum<<endl;
		 if(N!=0){
		 	 cout<<endl;//错在这 
		 }
		
	 }
	return 0;
}