#P257. 练42.3 浮点数向零舍入

练42.3 浮点数向零舍入

Description

Input a single-precision floating-point number and round it towards zero to an integer. Note: Rounding towards zero means rounding positive numbers down and negative numbers up.

Input Format

A single-precision floating-point number nn where 100000<n<100000-100000 < n < 100000.

Output Format

An integer, the result of rounding towards zero.

Sample

2.3
2