ID: 1685

Type: Default

1000ms

256MiB

Difficulty: 8

Uploaded By:

Background

Description

C++-C风格IO库与数组的综合运用-printf()浮点数输出（自定义小数保留，使用double定义）

Format

Input

Output

Samples

3.14 3.1415926

Limitation

1s, 1024KiB for each test case.