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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#138769#6503. DFS Order 3HuangHanShengWA 96ms3856kbC++20566b2023-08-12 10:24:342023-08-12 10:24:37

Details

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Test #1:

score: 100
Accepted
time: 1ms
memory: 3856kb

input:

4
2
1 2
2 1
3
1 2 3
2 1 3
3 2 1
4
1 2 3 4
2 1 3 4
3 2 4 1
4 2 1 3
5
1 2 4 3 5
2 4 1 3 5
3 5 1 2 4
4 2 1 3 5
5 3 1 2 4

output:

1 2
2 3
2 1
2 4
2 1
2 3
3 5
2 4
1 3
1 2

result:

ok correct answer! (4 test cases)

Test #2:

score: -100
Wrong Answer
time: 96ms
memory: 3680kb

input:

20000
10
1 2 4 5 6 7 3 8 10 9
2 1 4 5 6 7 3 8 10 9
3 8 1 2 4 5 6 7 10 9
4 5 6 7 1 2 3 8 10 9
5 4 6 7 1 2 3 8 10 9
6 7 4 5 1 2 3 8 10 9
7 6 4 5 1 2 3 8 10 9
8 3 1 2 4 5 6 7 10 9
9 10 1 2 4 5 6 7 3 8
10 1 2 4 5 6 7 3 8 9
10
1 4 3 8 2 9 6 5 7 10
2 8 9 6 3 4 1 5 7 10
3 8 2 9 6 4 1 5 7 10
4 1 3 8 2 9 6 5...

output:

10 9
3 8
1 10
1 3
2 1
4 2
5 4
6 5
7 6
7 10
9 6
5 7
8 9
4 5
2 8
1 4
3 2
3 1
2 4
5 7
8 2
6 5
10 8
9 6
3 10
1 9
1 3
2 4
6 9
10 2
1 6
1 10
7 1
5 7
8 5
3 8
10 2
9 8
3 10
1 9
6 3
5 1
7 6
7 5
4 7
9 7
6 2
8 9
10 6
3 8
1 10
4 3
5 1
5 4
2 9
10 1
3 2
3 10
7 3
6 7
5 6
8 5
4 8
10 5
4 8
9 10
2 4
1 9
3 2
3 1
7 3
6...

result:

wrong answer ord[2] didn't pass the test (test case 1)
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