34 -4 87 12 0 14 2 5 -8 0 4 36
135 -24
0 14 9 0 18 0 -1 -2 -3 -5 0 
17 69 69 69 69 0 17 23 -40 0 
7
-4
-79
44
0 0



Correct output:
---------------
Group: 34 -4 87 12
Sum is 129

Group: 14 2 5 -8
Sum is 13

Group: 4 36 135 -24
Sum is 151

Group: 14 9
Sum is 23

Group: 18
Sum is 18

Group: -1 -2 -3 -5
Sum is -11

Group: 17 69 69 69 69
Sum is 293

Group: 17 23 -40
Sum is 0

Group: 7 -4 -79 44
Sum is -32