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10048_Eming

2022-5-16 18:16| 发布者: Hocassian| 查看: 94| 评论: 0|原作者: 肇庆学院ACM合集

摘要:

C:\Users\Administrator\Downloads\2019-10-12-10-14-3-89504371780000-Problem List-采集的数据-后羿采集器.html

Pro.ID

10048

Title

Eming

Title链接

http://10.20.2.8/oj/exercise/problem?problem_id=10048

AC

223

Submit

350

Ratio

63.71%

时间&空间限制

Time Limit: 200/100 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)

描述

Eming is a contest hold by WHUACM training team. The aim is to select new members of the team.

Usually, the first problem is a very simple problem such as "a+b problem". But this time, Xioumu is tired of this kind of problem, he decide to solve "a and b problem".

Give you the result of a + b and a² - b², please output the result of a and b.

输入

There are several test cases. For each case there are two double numbers indicating a+b and a²-b². You may assume that a+b will not be zero.

输出

Description

Eming is a contest hold by WHUACM training team. The aim is to select new members of the team.

Usually, the first problem is a very simple problem such as "a+b problem". But this time, Xioumu is tired of this kind of problem, he decide to solve "a and b problem".

Give you the result of a + b and a² - b², please output the result of a and b.

Input

There are several test cases. For each case there are two double numbers indicating a+b and a²-b². You may assume that a+b will not be zero.

Output

For each case please output the result of a and b in one line, rounded to 2 decimal places.

Sample Input

3 -3

Sample Output

1.00 2.00