Time Limit: 1000 MS Memory Limit: 65536 K

## Description

Now, give you two integer a and b, which indicate the weight of dahema1 and dahema2,
you can assume that a,b and a+b are all in the range of int type(how jimpness she is!),
now reverse a to a' and b to b',then tell me a'+b'.
For example, after reverse, 3001 become to 1003.
## Input

The first line of the input will be a integer to represent the number of test cases.
For each case,there are two integers a and b.
( a,b and a+b are all in the range of int type, [-2^31,2^31-1] )
There is a blank line before each test case.
## Output

For each test case:
output the result.
## Sample Input

4
101 101
2 3
123 123
123 321
## Sample Output

202
5
642
444

## Source

MetalHeart