HDUOJ2054:A == B ?

最新推荐文章于 2020-04-16 21:29:37 发布

原创最新推荐文章于 2020-04-16 21:29:37 发布 · 351 阅读

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source by : weijiew.com

本文介绍如何使用Java的BigDecimal类解决浮点数比较不精确的问题，通过示例代码展示BigDecimal的使用方法，包括hasNext(), BigDecimal()构造函数及compareTo()方法。

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A == B ?

Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)
Total Submission(s): 142517 Accepted Submission(s): 23012

Problem Description
Give you two numbers A and B, if A is equal to B, you should print “YES”, or print “NO”.

Input
each test case contains two numbers A and B.

Output
for each case, if A is equal to B, you should print “YES”, or print “NO”.

Sample Input
1 2
2 2
3 3
4 3

Sample Output
NO
YES
YES
NO


import java.math.BigDecimal;
import java.util.Scanner;


public class Main {

    public static void main(String[] args) throws Exception{
        Scanner a = new Scanner(System.in);
        while(a.hasNext()){
            BigDecimal b = a.nextBigDecimal();
            BigDecimal c = a.nextBigDecimal();
            if(b.compareTo(c)==0){
                System.out.println("YES");
            }else{
                System.out.println("NO");
            }
        }
    }
    
}