Java Programming Challenge Description:

Write a program that, given two binary numbers represented as strings, prints their sum in binary. The binary strings are comma separated, two per line. The final answer should not have any leading zeroes. In case the answer is zero, just print one zero i.e. 0

Input:

Your program should read lines from standard input. Each line contains two binary strings, separated by a comma and no spaces.

Output:

For each pair of binary numbers print to standard output their binary sum, one per line.

Test 1

Test Input

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110011,1010 

Expected Output

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111101

Test 2

Test Input

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11010,00101001 

Expected Output

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1000011