Test 1 (one program; 3 points/line):
1: 1
1: 2
1: 3
1: 4
1: 10
1: 15
1: 20


Test 2 (Three programs, no locking, longer quantum; 2 points/line):
2: 1
3: 2
1: 1
1: 2
2: 50
2: 55
3: 75
3: 80
1: 3
2: 60
3: 85
1: 4
1: 10
1: 15
1: 20


Test 3 (Five programs, with locking; 1 point/line):
2: 1
2: 50
3: 2
2: 55
2: 60
3: 75
4: 0
3: 80
3: 85
4: 90
5: 0
4: 91
4: 92
5: 90
5: 91
5: 92
1: 1
1: 2
1: 3
1: 4
1: 10
1: 15
1: 20