QOJ.ac

QOJ

Time Limit: 1.0 s Memory Limit: 32 MB Total points: 60

#17091. BAZEN

Statistics

Mirko 和 Slavko 在他们的度假别墅前建了一个宏伟的新泳池。 泳池是一个等腰直角三角形,直角边长为 $250$。

一切都很完美,姑娘们来了,DJ 来了,派对非常狂野。 但是,当他们开始在派对上提供食物时,问题出现了。Mirko 是素食主义者,而 Slavko 认为没有香肠的派对根本算不上派对。因此,他们必须将泳池分成两部分。 泳池被放置在一个坐标系中(如上图所示),并由一条两个端点都在泳池边界上的线段分割成面积相等的两部分。 编写一个程序,在给定分割线段的一个端点的情况下,计算另一个端点的坐标。

输入格式

第一行包含两个整数,表示分割线段其中一个端点的坐标。 该点保证在泳池的边界上。

输出格式

输出另一个端点的坐标,四舍五入保留两位小数。

样例

输入 1

0 0

输出 1

125.00 125.00

输入 2

230 20

输出 2

0.00 114.13

输入 3

0 40

输出 3

148.81 101.19

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