uva11536測資A

Input:
20
20 12 4
20 12 8
20 12 2
20 12 3
20 12 5
20 12 6
20 12 7
20 12 9
25 8 6
25 9 4
25 9 3
50 21 4
1020 345 10
3782 3435 6
238483 983 99
343734 836 35
8373 484 27
486873 482 78
83739 283 26
3399 282 31
Output:
Case 1: 13
Case 2: sequence nai
Case 3: 2
Case 4: 3
Case 5: 13
Case 6: 13
Case 7: 13
Case 8: sequence nai
Case 9: sequence nai
Case 10: 5
Case 11: 3
Case 12: 16
Case 13: 525
Case 14: sequence nai
Case 15: 2775
Case 16: sequence nai
Case 17: 1581
Case 18: 1977
Case 19: 412
Case 20: sequence nai