Problem2112-- ABC149A - Concatenating Strings

2112: ABC149A - Concatenating Strings

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Time Limit : 1.000 sec  Memory Limit : 128 MB

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Description

Problem Statement

Given are two strings S and T consisting of lowercase English letters. Concatenate T and S in this order, without space in between, and print the resulting string.

Constraints

  • S and T are strings consisting of lowercase English letters.
  • The lengths of S and T are between 1 and 100 (inclusive).

Input

Input

Input is given from Standard Input in the following format: 

S T

Output

Output

Print the resulting string.

Sample Input Copy 

oder atc

Sample Output Copy 

atcoder

Source/Category

AtCoder 强 入门  基础 字符串 
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