大数相加

import java.math.BigInteger; import java.util.Scanner; public class Main { /** * @param args */ public static void main(String[] args) { Scanner cin  = new Scanner(System.in); while(cin.hasNextInt()) { BigInteger a,b,result; int t; t = cin.nextInt(); int i = 1; while(i<=t) { a = cin.nextBigInteger(); b = cin.nextBigInteger(); result = a.add(b); System.out.println("Case " + i + ":"); System.out.println(a + " + " + b + " = " + result); if(i<t) { System.out.println(""); } i++; } } } }