HDOJ 1753 大明A+B

题目链接：http://acm.hdu.edu.cn/showproblem.php?pid=1753

简单的大浮点数的相加

源代码：

import java.math.BigDecimal; import java.math.BigInteger; import java.util.Scanner; //AC 109MS 3084K public class Main{ public static void main(String[] args) { Scanner scanner = new Scanner(System.in); while (scanner.hasNext()) { String str1 = scanner.next(); String str2 = scanner.next(); BigDecimal A = new BigDecimal(str1); BigDecimal B = new BigDecimal(str2); BigDecimal C = A.add(B); C = C.stripTrailingZeros();// 去掉无效的0 String result = C.toPlainString(); System.out.println(result); } } }