Little boxes on the hillside.
Little boxes made of ticky-tacky.
Little boxes.
Little boxes.
Little boxes all the same.
There are a green boxes, and b pink boxes.
And c blue boxes and d yellow boxes.
And they are all made out of ticky-tacky.
And they all look just the same.
The input has several test cases. The first line contains the integer t (1 ¡Ü t ¡Ü 10) which is the total number of test cases.
For each test case, a line contains four non-negative integers a, b, c and d where a, b, c, d ¡Ü 2^62, indicating the numbers of green boxes, pink boxes, blue boxes and yellow boxes.
For each test case, output a line with the total number of boxes.
4
1 2 3 4
0 0 0 0
1 0 0 0
111 222 333 404