12757 - Gotham’s Rail Track

[test_tset]

seems test cases are wrong,I have check this test from udebug:

Code: Select all

1
100 100
3 68 35
1 59 63
3 6 46
3 96 43
1 37 92
1 3 54
3 19 96
3 27 72
1 70 13
3 100 36
1 4 12
3 34 74
3 42 12
3 69 48
3 63 58
1 60 24
1 30 79
1 89 7
3 30 71
3 7 2
1 49 30
3 85 55
1 41 67
3 32 9
1 40 27
3 83 30
3 34 16
1 78 7
3 87 22
3 25 73
1 30 78
1 98 13
1 56 68
1 75 32
1 25 67
3 54 84
3 22 89
3 47 7
1 92 63
3 11 60
1 38 49
1 96 42
3 51 92
3 75 21
1 69 85
1 89 28
3 29 94
1 84 8
1 11 18
3 36 52
3 50 20
3 99 4
3 9 45
3 90 3
1 86 94
1 24 88
1 59 19
1 97 99
3 90 99
1 39 93
3 80 91
3 59 92
1 89 57
1 3 35
3 56 29
3 63 87
3 34 70
1 45 17
3 99 23
1 22 100
3 77 93
3 76 13
3 11 4
1 90 56
3 86 89
1 22 90
3 30 69
1 26 56
3 50 42
3 46 61
1 80 97
3 83 56
1 15 2
3 72 87
3 14 56
1 54 13
3 33 46
3 57 22
3 30 62
1 51 74
3 45 60
1 40 54
3 55 11
3 50 87
1 75 23
3 19 88
3 59 92
3 26 78
1 75 73
3 34 71

correct answer seems to be

Code: Select all

-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
3
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
5
-1
-1
-1
-1
-1
3
-1
-1

Accepted code last four lines are:

Code: Select all

3
-1
-1
-1

obviously

Code: Select all

3
-1
-1 

is correct