#spj. 演示-浮点误差spj

演示-浮点误差spj

Background

演示浮点误差special judge

Description

输出任意大于1.51.5且小于1.61.6的数

Format

Input

Output

输出任意大于1.51.5且小于1.61.6的数

Samples


1.5654

Limitation

1s, 1024KiB for each test case.