codeforces#P153A. A + B

A + B

Description

You are given two integers A and B. Calculate their sum and output it without leading zeros.

Two lines of input data contain integers A and B (1 ≤ A, B ≤ 105).

Output A + B without leading zeros.

Input

Two lines of input data contain integers A and B (1 ≤ A, B ≤ 105).

Output

Output A + B without leading zeros.

Samples

12
3

15

100
5

105

Note

The code provided in the post about the round doesn't solve the task.