Problem A. Small Addition
Statement
You are to write a problem that reads two positive integers A and B with no more
then five decimal digits and outputs their sum A+B.
Input file format
First line of input file contains two integers A and B.
Output file format
Output file must contain a single integer C = A+B.
Constraints
10000 <= A, B <= 10000
Sample tests
No. 
Input file (input.txt ) 
Output file (output.txt ) 
1 
3 5

8
