ID: 1604

Type: Default

1000ms

256MiB

Difficulty: 4

Uploaded By:

吴泽宏 (wuzehong)

Background

Description

C++-初识C++-计算圆的周长和面积（π=3.14，圆的半径为5）

Format

Input

Output

Samples

31.4
78.5

Limitation

1s, 1024KiB for each test case.