Problem Statement:
given three numbers a , b and c. print the total sum of the three numbers added to itself.

Input Format:
three numbers separated by bunch of spaces and/or new lines

Output Format:
Single number

Sample Input:
2 1 4

Sample Output:

Added by: gammal
Added at: 2015-02-02 19:14:12 UTC
Time Limit: 1 second
Partial score: No