Adding Two Numbers

Given two finite decimal numbers, return the floor of their sum.

输入格式

One line with two positive decimal numbers a b. Full original bounds: 0.1<a,b<1000000, with at most 8 decimal places; this site's encoding requires an integer part and does not use exponent notation.

输出格式

Output a single integer, the answer.

样例 1

输入：

1.1 3.89

输出：

4

样例 2

输入：

0.10000001 0.89999998

输出：

0

样例 3

输入：

2.5 2.5

输出：

5

样例说明

The outputs of the three public examples are, in order: 4; 0; 5. They were verified by independent enumeration or direct simulation.