SPOJ Problem Set (tutorial)
3032. Adding two numbers
Problem code: ADUN

Your task is to read two numbers a and b (0 < a, b <2100000000) and to output their sum.
Input
Input contains two lines, on the first line the number a and on the second line the number b.
Output
Output the sum of the two numbers.
Example
Input:
20
30
Output:
50
