题目描述



给出两个非负实数a和b，求a+b



输入



一组用例，包括两个长度不大于400的非负实数a和b



输出



输出一行为a+b的最简形式，即没有前置0后置0，小数部分为0则省略小数点



样例输入



1



1





样例输出



2-Title Descr iption

Two non negative real numbers a and B are given, and the a+b is obtained.

input

A set of use cases, consisting of two non negative real numbers a and B with a length of not more than 400

output

The most simple form of the output of a a+b, that is, there is no pre 0 rear 0, the fractional part is omitted　the decimal point 0

sample input

1

1

sample output

2