#!/usr/bin/python3

import sys
import re

if __name__ == '__main__':
    for line in sys.stdin:
        updated_line = line.replace('\n', '')
        line_split = re.split(r'\t+', line)
        sum = int(line_split[0]) + int(line_split[1])
        print(updated_line + '\t' + str(sum), end='\n')
        sys.stdout.flush()