************Round 0************
GROUP_ID  TASK_ID  TIME_LEFT
       0        0        250
       0        1        100
       0        2        100
-------------------------------
       1        3        260
-------------------------------
       2        4        200
       2        5        180
Tasks to run: 0 3 4

************Round 1************
GROUP_ID  TASK_ID  TIME_LEFT
       0        1        100
       0        2        100
       0        0        150
-------------------------------
       1        3        160
-------------------------------
       2        5        180
       2        4        100
Tasks to run: 1 3 5

************Round 2************
GROUP_ID  TASK_ID  TIME_LEFT
       0        2        100
       0        0        150
-------------------------------
       1        3         60
-------------------------------
       2        4        100
       2        5         80
Tasks to run: 2 3 4

************Round 3************
GROUP_ID  TASK_ID  TIME_LEFT
       0        0        150
-------------------------------
       2        5         80
Tasks to run: 0 5

************Round 4************
GROUP_ID  TASK_ID  TIME_LEFT
       0        0         50
Tasks to run: 0