hdoj_1000 A + B Problem

题目链接：http://acm.hdu.edu.cn/showproblem.php?pid=1000

//C++代码
#include<iostream>
using namespace std;

int main(){
int a,b;
while(cin>>a>>b) cout<<a+b<<endl;
return 0;
}

//C代码
#include<stdio.h>

int main(){
int a,b;
while(scanf("%d%d",&a,&b)!=EOF) printf("%d\n",a+b);
return 0;
}

//Java代码
import java.util.Scanner;

public class Main{
public static void main(String args[]){
Scanner cin=new Scanner(System.in);
while(cin.hasNextInt()){
int a=cin.nextInt(),b=cin.nextInt();
System.out.println(a+b);
}
}
}

{Pascal代码}
program lqw(input,output);
var
a,b:longint;
begin
while not eoln do
begin
readln(a,b);
writeln(a+b);
end;
end.