# You Are Programmer, You Have No Valentine!

Limits
1s, 512 MB

One morning, **Rose** woke up early, and her husband, **Alice**, asked what was the matter. She told him, "I just had a dream that you gave me a pearl necklace for Valentine's Day. What do you think it means?"

That evening, Alice came home with gifts for his wife. Rose opened it, and she saw two necklaces in the bag. She was wondering how much these two necklaces would cost. She googled the price and saw that price of two necklaces are X & Y respectively. Now she needs your help your to calculate the total cost of two necklaces. Don't forget to print the end of line, otherwise you will receive "Presentation Error"

## Input

The input file contains 2 integer numbers **X and Y** (0 ≤ X ≤ 10^5, 0 ≤ Y ≤10^5).

## Output

Print single integer output of the problem, Don't forget to print the end of line, otherwise you will receive "**Presentation Error**".

## Sample