2756.txt

北大ACM题目例程 详细的解答过程 程序实现 算法分析

Source

Problem Id:2756  User Id:fzk 
Memory:4792K  Time:812MS
Language:Java  Result:Accepted

Source 

import java.util.*;
import java.math.*;

public class Main {
		
	static public void main( String [] string ) throws Exception{
		Scanner cin = new Scanner( System.in );
		int n = cin.nextInt();
		while( n-- > 0 ) {
			String w1 = cin.next();
			String w2 = cin.next();
			if( w1.charAt(0) == '+' )
				w1 = w1.substring( 1 );
			if( w2.charAt(0) == '+' )
				w2 = w2.substring( 1 );
			BigInteger a = new BigInteger( w1 ),
				b = new BigInteger( w2 );
			System.out.println( a.add(b) );
		}
		return;
	}
}