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#404606#5533. Trickhyforces#59 40ms3788kbC++203.6kb2024-05-04 10:37:332024-05-04 10:37:34

Details

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Subtask #1:

score: 29
Accepted

Test #1:

score: 29
Accepted
time: 35ms = 0ms + 35ms
memory: 0kb,3756kb

input:

12012
1
6
0 1 2 3 4 5
6
0 1 2 3 4 5
6
0 1 2 3 4 5
6
0 1 2 3 4 5
6
0 1 2 3 4 5
6
0 1 2 3 4 5
6
0 1 2 3 4 5
6
0 1 2 3 4 6
6
0 1 2 3 4 6
6
0 1 2 3 4 6
6
0 1 2 3 4 6
6
0 1 2 3 4 6
6
0 1 2 3 4 6
6
0 1 2 3 4 6
6
0 1 2 3 5 6
6
0 1 2 3 5 6
6
0 1 2 3 5 6
6
0 1 2 3 5 6
6
0 1 2 3 5 6
6
0 1 2 3 5 6
6
0 1 2 3 5 ...

output:

5 1
1 4
2 5
0 2
1 5
1 2
1 5
1 6
2 6
0 4
0 3
0 3
0 3
3 6
2 5
1 6
3 5
5 6
3 1
2 6
0 1
4 5
0 1
2 4
2 6
2 6
0 5
1 2
1 6
4 3
4 6
0 1
4 6
1 4
1 4
0 6
2 5
5 6
0 2
2 6
3 6
4 5
4 5
1 4
1 2
4 6
1 6
3 4
3 5
0 1
1 7
0 4
3 7
0 7
4 7
2 4
2 5
2 3
0 2
2 7
1 5
0 5
0 5
0 5
4 7
0 5
0 4
1 7
2 5
0 7
0 5
5 7
4 5
1 4
4 7
...

input:

12012
2
6
7 8 9 10 11 12
6
6 8 9 10 11 12
6
6 7 9 10 11 12
6
6 7 8 10 11 12
6
6 7 8 9 11 12
6
6 7 8 9 10 12
6
6 7 8 9 10 11
6
7 8 9 10 11 12
6
5 8 9 10 11 12
6
5 7 9 10 11 12
6
5 7 8 10 11 12
6
5 7 8 9 11 12
6
5 7 8 9 10 12
6
5 7 8 9 10 11
6
7 8 9 10 11 12
6
4 8 9 10 11 12
6
4 7 9 10 11 12
6
4 7 8 1...

output:

9 12
8 11
7 9
7 10
6 9
8 12
8 11
9 12
11 9
7 10
8 10
7 9
5 9
5 10
9 10
9 10
4 7
8 11
12 9
10 12
4 7
9 12
9 12
9 11
8 11
7 8
12 3
7 11
10 7
9 10
7 9
2 8
7 12
7 12
2 8
12 10
1 12
7 10
11 12
7 9
7 9
1 11
8 11
0 10
9 10
10 11
0 7
7 12
8 10
6 11
5 8
9 11
5 8
5 12
6 9
5 9
8 10
9 11
10 12
8 10
4 9
4 8
8 9
...

input:

12012
3
6
5 1 9 12
6
1 4 8 11
6
2 5 7 9
6
0 2 7 10
6
1 5 6 9
6
1 2 8 12
6
1 5 8 11
6
1 6 9 12
6
2 6 11 9
6
0 4 7 10
6
0 3 8 10
6
0 3 7 9
6
0 3 5 9
6
3 6 5 10
6
2 5 9 10
6
1 6 9 10
6
3 5 4 7
6
5 6 8 11
6
3 1 12 9
6
2 6 10 12
6
0 1 4 7
6
4 5 9 12
6
0 1 9 12
6
2 4 9 11
6
2 6 8 11
6
2 6 7 8
6
0 5 12 3
6...

output:

6
7
8
9
10
11
12
5
7
8
9
10
11
12
4
7
8
9
10
11
12
3
7
8
9
10
11
12
2
7
8
9
10
11
12
1
7
8
9
10
11
12
0
7
8
9
10
11
12
5
6
8
9
10
11
12
4
6
8
9
10
11
12
3
6
8
9
10
11
12
2
6
8
9
10
11
12
1
6
8
9
10
11
12
0
6
8
9
10
11
12
4
5
8
9
10
11
12
3
5
8
9
10
11
12
2
5
8
9
10
11
12
1
5
8
9
10
11
12
0
5
8
9
10
...

result:

ok very good job! (12012 test cases)

Subtask #2:

score: 0
Runtime Error

Test #2:

score: 19
Accepted
time: 29ms = 0ms + 29ms
memory: 0kb,3772kb

input:

6576
1
6
12 2 3 11 5 6
6
0 1 8 3 10 5
6
0 1 6 11 7 5
6
0 12 8 3 5 9
6
0 1 7 3 4 6
6
0 12 8 3 4 5
6
0 1 2 7 12 5
6
1 2 8 4 7 6
6
12 7 9 4 10 6
6
0 1 11 4 5 6
7
10 14 3 4 12 8 9
7
0 10 2 9 4 5 7
7
1 9 3 11 10 6 7
7
0 13 14 8 9 6 12
7
12 1 8 3 7 5 9
7
0 1 2 8 9 5 7
7
0 10 12 4 11 8 9
7
13 1 2 3 4 11 6
...

output:

5 12
5 10
0 5
5 8
4 6
8 12
0 12
1 2
4 12
0 11
9 10
4 9
1 9
0 9
5 12
0 5
4 11
13 2
11 14
9 11
11 14
1 11
0 5
0 10
0 6
2 12
12 15
13 14
10 14
5 13
17 12
3 6
12 14
1 18
17 18
6 12
12 18
2 13
13 18
0 17
2 8
2 12
10 18
3 19
7 20
4 19
0 19
11 20
3 7
0 1
0 21
1 18
0 2
5 13
1 14
9 18
10 15
9 16
13 19
0 3
7 ...

input:

6576
2
6
1 4 7 8 9 10
6
2 4 7 9 11 12
6
2 3 4 9 10 12
6
1 2 6 7 10 11
6
2 5 8 9 10 12
6
1 2 6 9 10 11
6
3 4 6 8 9 10
6
3 5 9 10 11 12
6
0 1 2 5 8 11
6
2 7 8 9 10 12
7
0 1 5 6 7 11 13
7
1 3 8 11 12 13 14
7
2 4 5 8 12 13 14
7
1 2 4 5 7 10 11
7
0 2 4 6 10 11 14
7
3 4 6 10 11 12 13
7
1 3 5 6 7 13 14
7
0...

output:

1 10
4 11
2 4
7 11
2 8
9 10
4 9
3 12
5 11
8 9
6 7
8 1
4 14
4 11
2 4
3 4
1 7
0 5
4 1
10 4
0 6
4 9
3 9
1 2
3 4
1 6
3 7
3 16
6 9
0 8
8 0
2 11
7 8
5 17
4 15
1 4
0 15
8 4
6 16
5 15
1 3
9 13
0 17
1 15
3 11
1 7
1 9
10 18
4 8
5 15
1 15
4 16
3 4
15 19
0 22
0 10
0 17
5 22
1 4
1 19
13 19
0 2
2 6
1 20
2 9
1 17
...

input:

6576
3
6
5 12 1 10
6
5 10 4 11
6
0 5 2 4
6
5 8 7 11
6
4 6 2 8
6
8 12 9 10
6
0 12 4 9
6
1 2 3 12
6
4 12 5 11
6
0 11 8 9
7
9 10 6 7
7
4 9 8 1
7
1 9 4 14
7
0 9 4 11
7
5 12 2 4
7
0 5 3 4
7
4 11 1 7
7
13 2 0 5
7
11 14 4 1
7
9 11 10 4
8
11 14 0 6
8
1 11 4 9
8
0 5 3 9
8
0 10 1 2
8
0 6 3 4
8
2 12 1 6
8
12 1...

output:

0
6
8
4
11
7
11
0
3
3
2
6
0
3
13
14
2
12
2
14
1
16
11
12
9
5
10
11
13
6
2
0
11
12
12
11
5
1
4
2
13
5
1
11
9
11
7
14
6
8
12
6
14
14
3
21
4
10
12
11
12
18
7
15
7
8
5
8
21
14
21
19
6
1
16
12
21
6
18
4
22
4
21
19
0
0
6
20
17
17
7
15
9
11
2
12
15
12
7
13
18
17
0
17
21
18
13
12
19
17
2
18
5
20
16
11
4
0
1...

result:

ok very good job! (6576 test cases)

Test #3:

score: 0
Accepted
time: 30ms = 0ms + 30ms
memory: 0kb,3768kb

input:

6576
1
6
7 10 2 3 9 6
6
0 12 9 6 4 5
6
6 9 2 10 11 5
6
0 6 2 7 4 12
6
7 1 10 3 11 12
6
8 9 2 6 4 7
6
0 1 2 6 11 10
6
9 1 2 3 8 5
6
0 11 2 3 12 8
6
0 12 7 3 10 11
7
12 10 8 4 11 6 7
7
0 1 10 3 4 11 9
7
7 1 13 3 10 14 9
7
11 1 2 8 4 14 12
7
9 8 11 3 10 13 7
7
7 1 10 3 4 9 6
7
12 1 2 7 10 5 6
7
8 1 2 3...

output:

2 6
6 12
2 6
2 4
3 7
4 7
2 10
2 1
0 2
0 7
10 7
1 9
7 10
12 14
9 13
7 10
1 12
1 13
4 9
13 1
1 2
8 16
13 14
10 12
0 11
0 14
0 14
0 13
8 10
0 1
3 10
1 8
1 4
0 4
2 3
12 16
2 9
6 13
0 15
0 11
14 15
18 19
2 5
0 6
1 2
4 13
8 10
7 19
16 17
0 12
8 18
1 17
12 14
8 16
0 3
16 19
2 12
2 8
0 18
3 4
2 21
0 7
4 12
...

input:

6576
2
6
0 1 4 5 8 12
6
1 2 3 8 10 11
6
0 1 3 4 7 8
6
1 3 5 8 9 11
6
0 2 4 5 6 9
6
0 1 3 5 11 12
6
3 4 5 7 8 12
6
0 4 6 7 11 12
6
1 4 6 7 9 10
6
1 2 4 5 6 9
7
0 2 3 5 9 13 14
7
2 5 6 8 12 13 14
7
0 2 4 5 6 8 12
7
0 3 5 6 7 9 13
7
0 1 2 5 6 12 14
7
0 2 5 8 11 12 14
7
0 3 4 9 11 13 14
7
0 4 6 7 10 12 ...

output:

8 5
1 3
7 8
1 8
0 5
3 5
4 3
0 4
1 4
2 9
3 0
5 12
0 12
6 7
0 1
0 14
0 3
10 14
1 10
7 3
9 12
4 9
4 10
0 16
2 12
1 3
11 12
3 15
2 16
3 6
4 5
0 17
12 13
1 16
9 16
7 14
5 16
4 10
4 8
2 4
1 4
9 14
0 8
1 18
9 15
2 3
2 5
5 17
7 15
3 11
15 16
3 22
1 15
0 3
18 20
4 13
4 11
1 5
2 6
6 13
3 18
2 10
20 21
5 17
0 ...

input:

6576
3
6
2 6 8 5
6
6 12 1 3
6
2 6 7 8
6
2 4 1 8
6
3 7 0 5
6
4 7 3 5
6
2 10 4 3
6
2 1 0 4
6
0 2 1 4
6
0 7 2 9
7
10 7 3 0
7
1 9 5 12
7
7 10 0 12
7
12 14 6 7
7
9 13 0 1
7
7 10 0 14
7
1 12 0 3
7
1 13 10 14
7
4 9 1 10
7
13 1 7 3
8
1 2 9 12
8
8 16 4 9
8
13 14 4 10
8
10 12 0 16
8
0 11 2 12
8
0 14 1 3
8
0 1...

output:

11
7
12
10
8
10
9
10
5
8
1
7
11
10
4
13
8
11
14
6
10
0
11
13
4
13
15
7
14
15
15
10
8
3
5
2
0
2
17
15
13
11
7
16
0
15
19
4
1
8
22
20
9
9
17
12
17
0
17
5
17
14
6
13
15
1
11
18
16
10
3
17
19
18
10
13
18
15
18
2
10
15
14
4
10
10
0
3
17
7
15
19
3
1
3
0
6
5
19
3
21
11
6
9
18
12
2
10
3
20
21
1
1
10
4
14
17...

result:

ok very good job! (6576 test cases)

Test #4:

score: 0
Accepted
time: 26ms = 0ms + 26ms
memory: 0kb,3572kb

input:

6576
1
6
0 8 2 10 5 11
6
9 8 6 3 4 5
6
0 11 9 7 4 6
6
0 6 2 12 9 8
6
8 12 2 11 7 5
6
0 1 2 10 12 11
6
0 2 10 9 5 6
6
0 7 8 11 6 9
6
0 1 2 11 12 9
6
0 9 12 3 7 5
7
11 13 14 3 4 8 12
7
0 1 11 8 4 5 10
7
13 10 2 9 4 5 11
7
9 1 2 4 8 12 13
7
0 7 2 12 4 9 8
7
14 8 11 3 5 6 13
7
10 1 2 7 8 5 6
7
12 11 14 ...

output:

5 8
4 8
6 11
6 12
8 11
0 1
2 9
7 8
2 12
7 9
11 13
5 11
10 13
1 12
0 8
11 13
1 8
6 14
0 1
2 4
4 14
10 6
1 5
5 12
1 4
11 16
9 14
1 7
1 12
0 8
5 13
13 17
5 14
1 8
0 15
14 15
15 18
13 5
12 17
13 18
13 15
7 16
16 19
0 5
1 2
3 6
0 14
3 15
5 17
0 5
3 13
9 18
11 16
15 16
6 20
0 11
2 18
12 16
3 13
7 21
0 3
1...

input:

6576
2
6
1 3 6 7 9 12
6
0 1 2 10 11 12
6
1 2 3 5 8 12
6
1 3 4 5 7 11
6
0 1 3 4 9 10
6
3 4 5 6 8 9
6
3 4 7 8 11 12
6
1 2 3 4 5 12
6
3 4 6 7 8 10
6
1 2 4 6 8 10
7
0 1 2 5 7 9 10
7
2 3 7 9 12 13 14
7
0 1 3 7 8 12 14
7
0 5 6 7 10 11 14
7
1 3 5 6 10 11 13
7
0 1 2 7 9 10 12
7
0 3 4 9 11 12 14
7
0 1 2 4 5 ...

output:

1 7
1 11
1 12
7 11
0 3
4 8
7 12
2 12
4 7
1 4
0 9
2 7
1 8
5 7
6 13
0 9
0 9
0 9
3 8
0 9
12 16
0 1
7 16
1 4
6 2
0 7
0 12
3 11
0 9
3 9
2 15
8 9
1 15
5 7
14 16
0 7
4 6
0 8
4 16
5 15
1 4
2 17
3 6
6 16
13 16
4 20
2 17
1 13
4 8
2 9
4 7
4 19
3 15
11 21
1 2
6 10
0 19
3 22
0 12
0 15
4 6
2 16
5 19
1 6
11 20
0 2...

input:

6576
3
6
5 8 1 7
6
4 8 1 11
6
6 11 1 12
6
6 12 7 11
6
8 11 0 3
6
0 1 4 8
6
2 9 7 12
6
7 8 2 12
6
2 12 4 7
6
7 9 1 4
7
11 13 0 9
7
5 11 2 7
7
10 13 1 8
7
1 12 5 7
7
0 8 6 13
7
11 13 0 9
7
1 8 0 9
7
6 14 0 9
7
0 1 3 8
7
2 4 0 9
8
4 14 12 16
8
10 6 0 1
8
1 5 7 16
8
5 12 1 4
8
1 4 6 2
8
11 16 0 7
8
9 14...

output:

4
7
10
10
6
7
1
10
5
11
6
6
6
3
14
4
13
3
7
13
1
15
15
7
13
2
13
5
10
7
8
14
11
0
12
5
13
9
10
17
14
0
1
9
0
19
7
16
7
14
19
0
22
6
5
13
14
13
4
4
21
12
11
19
16
10
6
7
5
4
12
12
14
19
12
12
0
17
11
6
12
12
18
17
19
8
5
11
16
5
2
11
8
15
2
7
0
14
11
10
9
16
3
12
20
4
11
14
6
3
1
5
5
14
0
1
19
4
10
7...

result:

ok very good job! (6576 test cases)

Test #5:

score: 0
Accepted
time: 29ms = 0ms + 29ms
memory: 0kb,3572kb

input:

6576
1
6
8 10 2 7 6 5
6
1 12 3 10 8 9
6
0 1 2 6 4 11
6
0 10 9 8 4 7
6
6 1 8 3 4 5
6
9 1 2 12 4 5
6
0 6 10 8 4 5
6
0 11 2 3 10 6
6
0 1 10 11 4 5
6
11 1 2 4 5 12
7
11 10 9 14 4 8 6
7
0 1 13 4 9 6 7
7
14 10 11 9 13 5 12
7
8 1 2 3 12 6 13
7
9 10 2 7 11 5 6
7
10 1 11 14 5 12 13
7
0 9 12 13 5 6 7
7
1 2 11...

output:

2 10
1 10
0 6
4 8
3 5
1 5
4 8
10 6
0 1
4 12
9 10
4 9
9 10
8 2
5 10
1 13
0 7
1 13
4 13
4 13
1 14
4 15
1 11
4 10
0 16
10 12
2 10
5 9
1 12
8 16
2 3
14 15
0 1
0 14
0 13
2 13
1 9
0 4
2 14
0 5
3 8
6 16
0 2
11 16
0 16
10 20
9 18
13 14
0 10
1 12
8 14
14 17
15 22
0 8
1 20
3 14
3 10
4 22
0 9
12 17
1 2
16 17
1...

input:

6576
2
6
0 1 3 4 9 11
6
2 4 5 6 7 11
6
3 5 7 8 9 12
6
1 2 3 5 6 12
6
0 2 7 10 11 12
6
0 3 7 8 10 11
6
1 2 3 9 11 12
6
1 4 7 8 9 12
6
2 3 6 7 9 12
6
0 6 7 8 9 10
7
0 1 2 3 5 7 13
7
2 5 8 10 11 12 14
7
0 1 2 3 4 7 8
7
0 5 7 9 10 11 14
7
0 1 3 4 8 13 14
7
0 2 4 6 7 8 9
7
1 2 4 8 10 11 14
7
3 6 7 8 9 10...

output:

3 4
7 11
3 9
2 3
7 11
10 3
3 9
7 8
6 7
8 0
1 3
8 14
0 4
0 7
13 14
4 7
1 2
3 6
7 10
0 8
11 12
0 3
2 9
5 11
2 13
8 14
8 12
1 10
3 16
3 12
8 13
1 10
13 14
8 7
2 9
4 7
0 6
2 10
3 13
2 9
5 16
2 12
13 1
3 7
1 10
14 16
0 4
2 19
8 15
0 4
1 2
4 16
1 10
6 21
17 22
4 15
8 15
1 19
1 12
1 16
3 12
0 20
0 1
2 9
7 ...

input:

6576
3
6
2 10 3 4
6
1 10 7 11
6
0 6 3 9
6
4 8 2 3
6
3 5 7 11
6
1 5 10 3
6
4 8 3 9
6
10 6 7 8
6
0 1 6 7
6
4 12 8 0
7
9 10 1 3
7
4 9 8 14
7
9 10 0 4
7
8 2 0 7
7
5 10 13 14
7
1 13 4 7
7
0 7 1 2
7
1 13 3 6
7
4 13 7 10
7
4 13 0 8
8
1 14 11 12
8
4 15 0 3
8
1 11 2 9
8
4 10 5 11
8
0 16 2 13
8
10 12 8 14
8
2...

output:

12
0
10
11
9
6
7
5
8
3
12
3
6
4
12
3
3
0
9
5
3
1
0
8
14
15
9
0
9
15
18
5
7
9
5
14
11
11
15
16
17
11
9
18
20
12
1
15
13
10
0
1
11
16
6
20
12
8
10
11
11
1
16
12
11
15
13
17
9
0
14
14
11
19
10
6
0
7
15
19
14
17
11
4
15
15
3
7
13
3
21
13
8
19
17
17
3
4
4
17
8
0
9
12
18
14
4
21
17
1
20
17
0
19
18
5
12
5
...

result:

ok very good job! (6576 test cases)

Test #6:

score: 0
Accepted
time: 21ms = 0ms + 21ms
memory: 0kb,3560kb

input:

6576
1
6
11 1 12 3 5 7
6
0 12 11 4 7 6
6
0 10 8 3 4 6
6
8 1 2 4 9 6
6
9 10 2 3 8 6
6
7 1 2 3 9 8
6
0 1 8 11 9 6
6
8 7 2 11 5 6
6
0 7 8 3 4 6
6
8 7 3 4 5 9
7
0 1 2 10 4 14 8
7
10 1 3 4 8 6 12
7
0 9 7 11 4 13 8
7
0 1 10 3 4 5 14
7
0 1 10 9 4 11 6
7
12 1 9 4 5 13 7
7
7 1 2 11 4 5 6
7
0 8 2 3 4 5 12
7
1...

output:

1 3
4 11
3 10
1 9
2 3
1 8
0 6
7 11
3 4
4 5
0 10
10 1
8 9
1 14
0 4
12 13
7 11
2 5
11 13
11 9
8 16
4 6
5 12
0 3
15 16
1 8
2 10
9 14
2 10
5 16
2 8
0 6
8 15
1 9
6 14
12 14
6 10
2 16
7 10
16 17
2 18
8 15
5 15
9 18
0 14
4 16
12 17
7 19
12 19
0 3
4 1
1 16
0 15
5 14
6 17
0 20
0 18
0 7
0 12
0 8
16 18
1 12
6 ...

input:

6576
2
6
0 2 6 8 9 10
6
2 3 5 8 9 10
6
1 2 5 9 11 12
6
0 5 7 10 11 12
6
0 1 5 7 11 12
6
0 4 5 6 10 11
6
3 4 5 7 10 12
6
0 1 3 9 10 12
6
1 2 5 9 10 11
6
0 1 6 10 11 12
7
3 6 7 9 11 12 13
7
0 5 7 9 11 13 14
7
1 2 3 5 6 10 12
7
2 6 7 8 9 12 13
7
2 3 5 8 12 13 14
7
0 3 6 8 10 11 14
7
0 3 8 10 12 13 14
7...

output:

0 10
2 3
5 11
7 10
7 5
4 5
4 12
3 9
5 11
1 10
7 9
0 7
1 6
9 12
12 13
11 14
12 13
7 9
2 8
3 8
1 9
1 5
0 1
1 9
8 9
2 12
12 15
4 16
8 7
0 13
6 15
3 14
0 16
10 15
0 13
1 16
14 18
6 7
5 16
0 4
0 5
0 9
0 7
1 20
2 18
5 7
0 9
12 16
0 17
6 15
5 7
0 10
4 13
0 9
0 2
7 17
3 8
1 19
5 15
9 11
3 4
0 9
4 20
4 7
1 2...

input:

6576
3
6
1 3 0 10
6
4 11 2 3
6
3 10 5 11
6
1 9 7 10
6
2 3 7 5
6
1 8 4 5
6
0 6 4 12
6
7 11 3 9
6
3 4 5 11
6
4 5 1 10
7
0 10 7 9
7
10 1 0 7
7
8 9 1 6
7
1 14 9 12
7
0 4 12 13
7
12 13 11 14
7
7 11 12 13
7
2 5 7 9
7
11 13 2 8
7
11 9 3 8
8
8 16 1 9
8
4 6 1 5
8
5 12 0 1
8
0 3 1 9
8
15 16 8 9
8
1 8 2 12
8
2...

output:

4
1
7
3
4
12
2
4
12
2
5
2
14
11
7
2
9
6
0
4
7
16
2
12
7
7
5
5
16
4
3
5
2
0
12
10
4
0
0
15
15
16
13
12
10
2
10
3
1
16
19
11
21
15
5
22
1
14
22
1
1
19
0
16
19
8
2
3
13
3
15
8
6
19
3
15
6
18
13
4
17
18
9
22
12
3
4
8
8
13
4
1
6
10
2
8
19
8
18
17
9
22
16
6
18
2
1
20
14
19
16
20
6
4
22
12
6
11
6
0
7
9
21
...

result:

ok very good job! (6576 test cases)

Test #7:

score: 0
Accepted
time: 29ms = 0ms + 29ms
memory: 0kb,3564kb

input:

6576
1
6
9 1 2 10 4 8
6
0 1 11 3 4 5
6
0 1 9 3 12 6
6
0 1 2 3 4 7
6
0 1 2 3 10 9
6
0 1 8 9 4 5
6
0 12 2 3 4 9
6
8 12 2 10 4 5
6
0 9 3 10 8 6
6
0 8 10 4 7 6
7
0 1 14 3 10 11 8
7
9 8 3 13 14 6 10
7
0 10 9 13 11 6 12
7
0 1 13 14 4 12 10
7
8 10 3 13 5 6 14
7
0 9 2 3 4 14 10
7
7 10 2 3 11 9 13
7
13 1 3 4...

output:

4 8
0 1
3 9
0 3
3 2
4 8
9 12
4 8
0 9
6 8
0 8
13 14
9 12
0 12
8 13
2 0
10 2
7 12
1 10
5 13
3 6
4 6
8 0
4 7
2 11
0 15
1 9
0 13
3 6
2 4
2 15
3 11
14 12
10 11
2 9
9 15
0 13
10 16
2 5
0 9
12 13
0 5
0 12
16 14
1 15
16 18
5 19
1 16
2 8
1 9
3 22
0 9
17 22
3 13
2 14
16 18
9 18
3 18
17 22
0 22
0 16
1 17
3 22
...

input:

6576
2
6
0 3 5 7 11 12
6
2 7 8 9 10 12
6
2 4 7 8 10 11
6
5 8 9 10 11 12
6
5 6 7 8 11 12
6
2 3 6 7 10 12
6
1 5 6 7 8 10
6
0 1 3 6 7 11
6
2 4 5 7 11 12
6
1 2 5 9 11 12
7
2 4 6 7 9 12 13
7
1 2 4 5 7 11 12
7
1 2 4 5 7 8 14
7
2 3 5 6 7 9 11
7
0 1 4 7 9 11 12
7
1 5 6 7 8 12 13
7
0 1 4 5 6 8 12
7
0 5 6 8 1...

output:

0 3
8 10
2 11
5 12
5 6
7 12
1 10
6 7
5 7
1 2
6 9
5 1
7 2
2 6
1 7
1 12
1 6
6 11
2 13
6 7
8 9
0 14
5 15
1 16
3 13
1 16
0 15
6 12
7 11
14 15
1 8
15 17
2 3
8 17
0 15
2 17
3 9
3 6
0 16
3 11
2 16
6 10
6 17
7 17
8 20
1 20
3 14
9 14
3 11
4 14
6 15
3 17
0 12
2 12
4 22
2 15
5 21
9 15
2 15
2 9
2 7
5 11
1 12
2 ...

input:

6576
3
6
4 8 0 3
6
0 1 8 10
6
3 9 2 11
6
0 3 5 12
6
3 2 5 6
6
4 8 7 12
6
9 12 1 10
6
4 8 6 7
6
0 9 5 7
6
6 8 1 2
7
0 8 6 9
7
13 14 5 1
7
9 12 7 2
7
0 12 2 6
7
8 13 1 7
7
2 0 1 12
7
10 2 1 6
7
7 12 6 11
7
1 10 2 13
7
5 13 6 7
8
3 6 8 9
8
4 6 0 14
8
8 0 5 15
8
4 7 1 16
8
2 11 3 13
8
0 15 1 16
8
1 9 0 ...

output:

6
6
5
6
4
11
11
9
1
3
5
0
3
8
2
11
14
2
5
2
16
2
2
0
0
7
11
16
1
9
0
10
18
5
12
18
2
0
11
7
14
13
4
9
0
5
18
12
9
16
21
20
10
9
19
8
20
10
8
1
17
20
20
10
4
13
19
16
9
2
7
14
11
10
18
7
15
5
13
11
19
10
16
5
16
4
7
11
22
18
12
20
3
16
11
5
12
6
0
6
18
12
10
13
8
18
3
7
14
19
3
5
22
10
21
18
0
18
20
...

result:

ok very good job! (6576 test cases)

Test #8:

score: 0
Accepted
time: 33ms = 0ms + 33ms
memory: 0kb,3780kb

input:

6576
1
6
0 8 2 7 11 9
6
8 1 6 12 11 5
6
0 2 12 7 9 8
6
0 1 2 4 12 6
6
0 1 7 9 4 5
6
8 2 3 4 5 7
6
7 1 2 11 12 6
6
9 12 10 8 4 5
6
0 8 12 7 5 6
6
0 10 11 4 12 6
7
0 1 9 12 11 13 6
7
12 9 8 3 4 10 7
7
9 1 2 3 8 14 7
7
8 14 7 3 12 13 6
7
0 1 8 3 4 11 7
7
0 10 13 7 4 5 14
7
0 8 2 3 4 14 6
7
8 1 10 3 4 9...

output:

9 11
1 11
9 12
12 6
4 0
4 7
6 7
12 8
5 12
4 10
1 12
7 8
9 14
3 7
1 3
0 13
3 6
1 14
5 8
3 13
0 16
2 16
8 12
5 8
12 14
5 14
14 9
3 8
9 13
9 14
0 15
8 13
15 17
10 17
0 5
3 17
7 15
0 1
0 2
1 15
2 15
0 16
16 17
15 12
10 20
0 12
0 4
8 10
18 19
0 12
2 19
0 13
4 21
0 11
5 17
13 18
1 8
1 2
12 20
13 16
15 20
...

input:

6576
2
6
1 3 4 5 6 12
6
0 2 3 4 7 9
6
3 4 5 6 10 11
6
5 7 8 9 10 11
6
2 3 6 10 11 12
6
1 6 9 10 11 12
6
0 3 4 5 8 10
6
0 1 2 3 7 11
6
1 3 4 9 10 11
6
2 3 5 7 8 9
7
2 3 4 5 7 10 14
7
0 1 2 5 6 13 14
7
0 4 6 10 11 12 13
7
0 1 2 4 5 9 11
7
2 5 6 9 12 13 14
7
1 2 3 6 8 9 11
7
1 5 7 10 11 12 13
7
0 2 5 7...

output:

1 6
0 7
3 10
5 7
3 10
9 11
4 10
0 11
1 10
2 5
4 5
0 14
4 12
0 1
6 12
2 9
11 13
0 11
1 9
0 5
5 9
5 13
0 14
0 12
0 16
0 8
0 15
4 15
0 2
1 15
1 6
0 15
2 6
3 16
9 1
4 12
4 8
14 16
9 16
2 7
3 13
6 11
2 9
2 10
2 12
2 10
6 17
1 15
6 15
16 17
5 17
4 12
1 8
3 15
1 10
6 19
11 13
0 9
2 3
2 21
0 19
4 7
5 13
0 1...

input:

6576
3
6
9 11 1 6
6
1 11 0 7
6
9 12 3 10
6
12 6 5 7
6
4 0 3 10
6
4 7 9 11
6
6 7 4 10
6
12 8 0 11
6
5 12 1 10
6
4 10 2 5
7
1 12 4 5
7
7 8 0 14
7
9 14 4 12
7
3 7 0 1
7
1 3 6 12
7
0 13 2 9
7
3 6 11 13
7
1 14 0 11
7
5 8 1 9
7
3 13 0 5
8
0 16 5 9
8
2 16 5 13
8
8 12 0 14
8
5 8 0 12
8
12 14 0 16
8
5 14 0 8...

output:

10
10
1
3
8
0
9
6
2
1
8
11
5
10
10
12
9
6
10
10
7
4
3
13
6
11
3
6
15
12
9
17
7
2
3
0
3
2
14
6
11
5
14
1
7
17
20
17
16
18
20
10
20
7
12
15
7
7
7
9
14
6
2
6
12
20
5
3
5
14
18
18
8
1
12
12
4
15
22
22
8
21
13
7
1
7
22
1
19
22
8
10
9
16
22
17
12
13
14
5
11
2
19
6
5
3
13
20
11
6
8
18
8
2
20
2
4
19
13
12
6...

result:

ok very good job! (6576 test cases)

Test #9:

score: -19
Runtime Error

input:

6576
1
6
11 12 9 3 4 5
6
7 1 8 12 4 6
6
12 1 2 11 8 9
6
1 2 3 11 9 8
6
7 1 2 10 11 8
6
0 10 2 7 4 5
6
0 12 2 11 9 10
6
0 10 7 3 4 9
6
12 9 2 3 6 5
6
11 1 2 3 10 7
7
0 13 7 3 10 5 6
7
7 1 13 8 4 5 11
7
0 14 3 4 12 9 7
7
0 1 9 11 7 5 6
7
0 10 8 14 4 5 6
7
0 7 2 10 4 5 6
7
0 1 2 8 11 7 6
7
0 14 3 4 5 9...

output:

9 11
7 12
2 12
2 11
2 11
2 5
2 10
3 7
5 6
1 10
13 10
7 8
4 9
1 7
8 10
6 7

result:

Subtask #3:

score: 30
Accepted

Test #11:

score: 30
Accepted
time: 26ms = 0ms + 26ms
memory: 0kb,3548kb

input:

6525
1
6
10 1 11 3 12 6
6
1 7 10 12 5 6
6
0 10 12 7 9 8
6
12 1 8 4 7 11
6
11 8 9 4 10 6
6
0 7 2 3 4 5
6
0 8 3 10 11 6
6
0 1 2 4 7 6
6
0 1 11 9 5 6
6
7 1 12 8 6 5
7
0 1 13 10 12 5 6
7
0 14 2 3 4 12 6
7
11 1 3 8 12 6 13
7
0 1 2 3 13 5 14
7
11 9 10 8 4 14 7
7
0 8 14 3 4 13 11
7
0 10 2 14 8 5 6
7
0 13 2...

output:

3 6
5 6
7 12
4 8
4 11
2 7
0 11
2 6
5 6
1 5
0 6
6 12
1 11
2 3
8 9
0 4
0 5
0 7
7 14
1 8
6 13
6 16
0 7
12 13
0 15
1 4
0 9
11 15
8 14
12 13
10 15
10 16
0 11
5 12
0 14
5 17
4 18
3 18
0 16
0 3
9 20
1 4
13 14
0 16
15 20
0 7
2 7
1 13
4 10
3 11
0 10
2 9
2 18
1 14
0 22
0 6
0 22
4 21
4 13
17 21
5 12
0 14
12 21...

input:

6525
2
6
0 2 4 5 8 9
6
2 3 4 8 9 11
6
1 2 3 4 5 11
6
0 3 5 6 9 10
6
0 1 3 5 7 12
6
1 6 8 10 11 12
6
2 4 5 7 9 12
6
5 8 9 10 11 12
6
3 4 7 8 10 12
6
0 2 3 4 9 11
7
2 3 4 7 8 9 11
7
1 5 7 8 9 10 13
7
0 4 5 7 9 10 14
7
4 6 7 8 9 10 11
7
0 1 2 3 5 6 13
7
1 2 5 7 9 10 12
7
1 3 4 9 11 12 13
7
1 3 4 6 10 1...

output:

0 9
8 11
3 5
5 9
5 12
8 11
2 7
8 12
8 10
2 4
2 11
1 13
0 5
4 10
2 5
1 12
1 11
1 6
5 10
6 12
0 12
0 10
2 15
7 11
1 8
0 11
4 14
1 9
11 16
5 10
7 17
0 7
5 12
2 15
1 7
0 4
2 11
10 11
4 13
4 17
0 6
9 17
2 17
6 20
0 18
3 17
9 12
8 9
2 3
1 10
2 4
6 12
1 12
6 19
1 5
2 10
4 17
5 6
0 3
0 18
1 14
8 16
2 7
6 17...

input:

6525
3
6
3 6 0 9
6
5 6 8 11
6
7 12 3 5
6
4 8 5 9
6
4 11 5 12
6
2 7 8 11
6
0 11 2 7
6
2 6 8 12
6
5 6 8 10
6
1 5 2 4
7
0 6 2 11
7
6 12 1 13
7
1 11 0 5
7
2 3 4 10
7
8 9 2 5
7
0 4 1 12
7
0 5 1 11
7
0 7 1 6
7
7 14 5 10
7
1 8 6 12
8
6 13 0 12
8
6 16 0 10
8
0 7 2 15
8
12 13 7 11
8
0 15 1 8
8
1 4 0 11
8
0 9...

output:

7
0
6
2
2
9
1
3
2
10
14
11
2
12
12
6
7
8
0
0
7
8
16
8
16
16
7
13
3
1
16
6
10
11
6
16
1
5
8
10
4
16
11
15
12
9
14
10
14
17
11
16
4
3
2
4
13
1
12
15
22
12
0
4
21
10
17
21
18
21
0
15
9
18
3
12
19
10
9
14
2
20
5
22
20
6
9
17
9
17
7
13
15
4
19
4
6
18
13
10
10
22
6
20
3
18
2
21
7
13
5
1
19
17
0
8
16
22
12...

result:

ok very good job! (6525 test cases)

Test #12:

score: 0
Accepted
time: 26ms = 0ms + 26ms
memory: 0kb,3592kb

input:

6525
1
6
0 1 7 3 8 9
6
12 1 2 8 4 5
6
0 1 3 10 8 11
6
0 1 8 7 10 12
6
11 1 9 7 4 8
6
0 12 2 3 4 9
6
0 1 2 3 8 7
6
0 10 2 3 6 5
6
0 1 2 10 12 9
6
12 9 10 3 4 8
7
14 1 12 7 4 5 6
7
1 9 3 4 12 10 13
7
0 1 10 8 4 7 12
7
0 1 8 12 4 10 11
7
0 12 13 3 10 5 8
7
0 14 13 12 9 5 6
7
0 1 10 8 9 13 14
7
8 11 2 3...

output:

7 9
4 12
3 8
7 10
1 11
0 3
8 3
2 3
0 12
9 10
12 14
1 13
0 4
0 1
5 13
0 14
10 14
8 11
3 14
3 6
1 11
5 7
1 9
4 6
4 6
13 16
3 4
12 15
8 15
7 13
6 18
7 12
10 18
16 18
10 13
5 7
7 14
0 12
1 7
0 8
0 3
20 19
10 17
17 20
18 20
12 15
8 20
16 17
0 20
2 16
0 17
12 14
0 6
4 11
2 4
2 22
4 20
6 17
12 17
12 19
1 1...

input:

6525
2
6
2 4 6 10 11 12
6
0 3 6 9 10 11
6
4 5 6 7 9 12
6
2 3 4 5 6 11
6
0 2 3 6 10 12
6
1 5 7 8 10 11
6
4 6 9 10 11 12
6
1 4 8 9 11 12
6
3 5 6 7 8 11
6
0 1 2 5 6 7
7
0 2 3 9 10 11 13
7
2 5 6 7 8 11 14
7
2 3 5 6 9 11 14
7
2 3 5 6 9 13 14
7
1 2 4 6 7 11 14
7
1 2 3 4 7 8 11
7
3 4 5 6 7 11 12
7
0 1 5 6 ...

output:

6 11
6 10
4 7
4 5
3 6
8 10
9 12
1 9
8 11
0 1
0 13
6 7
5 6
14 13
2 14
1 4
12 3
6 9
1 12
0 2
0 2
8 14
0 11
1 10
5 14
1 12
1 11
1 6
3 12
3 15
7 16
10 14
5 12
4 8
8 7
15 18
1 16
1 16
4 16
5 16
10 20
7 14
1 2
2 19
11 19
1 14
5 9
3 20
1 6
8 9
1 14
1 13
2 16
0 21
1 3
0 15
5 18
2 18
1 3
5 22
2 9
2 6
6 17
1 ...

input:

6525
3
6
7 9 6 11
6
4 12 6 10
6
3 8 4 7
6
7 10 4 5
6
1 11 3 6
6
0 3 8 10
6
8 3 9 12
6
2 3 1 9
6
0 12 8 11
6
9 10 0 1
7
12 14 0 13
7
1 13 6 7
7
0 4 5 6
7
0 1 14 13
7
5 13 2 14
7
0 14 1 4
7
10 14 12 3
7
8 11 6 9
7
3 14 1 12
7
3 6 0 2
8
1 11 0 2
8
5 7 8 14
8
1 9 0 11
8
4 6 1 10
8
4 6 5 14
8
13 16 1 12
...

output:

5
7
2
9
5
6
5
7
4
11
8
0
13
7
9
10
2
10
8
7
4
10
2
15
13
2
15
0
2
4
13
3
14
15
4
17
0
13
3
11
4
6
20
1
16
0
0
15
15
4
22
10
19
13
18
5
13
3
19
17
5
0
3
17
16
11
19
9
3
14
14
15
22
7
1
18
13
5
1
8
17
9
5
8
19
0
14
5
8
4
21
17
10
12
20
22
20
3
12
22
11
7
22
19
16
6
19
20
1
3
9
6
3
5
3
19
7
3
18
5
22
2...

result:

ok very good job! (6525 test cases)

Test #13:

score: 0
Accepted
time: 16ms = 0ms + 16ms
memory: 0kb,3784kb

input:

6525
1
6
7 1 3 8 5 10
6
0 1 2 12 9 6
6
0 1 2 3 4 11
6
0 11 2 3 8 12
6
0 1 2 3 4 8
6
0 12 2 3 11 5
6
6 1 2 3 8 11
6
7 1 11 12 9 5
6
0 10 2 3 7 6
6
11 8 3 4 9 6
7
8 1 2 11 4 5 7
7
0 13 10 11 8 5 6
7
9 2 3 4 13 6 10
7
8 2 3 4 14 9 7
7
0 1 2 3 10 9 14
7
12 9 10 7 8 11 6
7
0 9 2 12 4 8 7
7
0 10 12 14 13 ...

output:

3 8
0 9
0 3
0 11
1 8
5 12
3 11
9 12
2 6
3 11
5 8
0 5
3 9
7 4
0 1
8 12
4 9
0 6
0 7
1 14
1 16
13 15
6 7
8 15
1 5
12 16
6 11
12 13
6 9
7 8
2 9
1 3
6 16
11 18
17 14
1 17
10 16
2 9
0 16
8 10
5 3
1 14
1 7
0 14
3 18
0 15
0 2
1 16
0 11
14 19
12 18
12 14
2 17
1 11
3 15
13 19
6 21
2 6
0 22
10 12
4 17
16 21
17...

input:

6525
2
6
0 4 6 9 11 12
6
4 5 7 8 10 11
6
5 6 7 8 10 12
6
1 4 5 6 9 10
6
5 6 7 9 10 12
6
1 4 7 8 9 10
6
0 4 5 9 10 12
6
0 2 3 4 8 10
6
1 5 8 9 11 12
6
0 1 5 7 10 12
7
0 3 9 10 12 13 14
7
1 2 3 4 7 12 14
7
1 5 7 8 11 12 14
7
0 5 6 10 11 12 13
7
4 5 6 7 8 11 12
7
0 1 2 3 4 5 13
7
1 3 5 10 11 13 14
7
1 ...

output:

6 9
8 11
6 10
4 6
6 7
7 9
0 10
0 2
8 11
5 10
0 9
2 12
1 12
0 5
8 11
2 4
1 13
4 11
12 2
6 9
11 12
2 7
1 15
2 3
0 13
1 4
9 0
1 9
3 12
3 15
3 8
10 16
0 5
2 6
1 13
3 11
0 14
0 15
1 3
0 2
1 7
3 13
3 9
5 11
8 17
5 10
1 9
12 19
8 13
5 9
0 11
1 19
1 15
3 9
2 14
0 16
15 19
5 17
14 17
2 16
2 14
4 10
0 13
3 21...

input:

6525
3
6
3 8 6 9
6
0 9 8 11
6
0 3 6 10
6
0 11 4 6
6
1 8 6 7
6
5 12 7 9
6
3 11 0 10
6
9 12 0 2
6
2 6 8 11
6
3 11 5 10
7
5 8 0 9
7
0 5 2 12
7
3 9 1 12
7
7 4 0 5
7
0 1 8 11
7
8 12 2 4
7
4 9 1 13
7
0 6 4 11
7
0 7 12 2
7
1 14 6 9
8
1 16 11 12
8
13 15 2 7
8
6 7 1 15
8
8 15 2 3
8
1 5 0 13
8
12 16 1 4
8
6 1...

output:

2
3
9
7
11
6
7
6
4
2
6
9
0
1
13
14
6
9
1
0
9
8
8
1
16
6
5
2
5
10
7
6
14
7
4
0
4
1
9
3
10
12
0
2
9
14
20
10
7
8
13
3
6
19
18
1
16
13
20
20
7
0
18
19
7
18
20
5
6
12
15
16
19
1
3
6
8
1
12
22
3
11
18
8
10
16
4
12
8
4
11
13
19
2
4
18
22
3
13
4
22
14
1
4
1
16
1
0
6
7
4
15
7
4
8
2
1
14
16
10
13
5
15
8
3
6
...

result:

ok very good job! (6525 test cases)

Test #14:

score: 0
Accepted
time: 29ms = 0ms + 29ms
memory: 0kb,3788kb

input:

6525
1
6
10 1 2 4 12 7
6
11 12 2 8 9 5
6
0 10 9 11 12 8
6
8 1 10 3 6 5
6
0 1 8 12 7 6
6
0 10 2 3 4 6
6
12 6 2 3 4 10
6
12 1 2 3 8 6
6
0 8 11 3 7 5
6
0 7 9 4 10 11
7
0 7 13 3 4 5 6
7
12 10 2 3 4 5 6
7
10 11 2 3 4 12 7
7
11 10 9 4 5 6 14
7
0 12 13 3 8 6 11
7
7 13 2 12 14 5 9
7
0 8 2 11 13 12 7
7
13 8 ...

output:

1 7
8 12
11 12
1 6
7 8
0 4
2 10
3 6
7 11
9 11
7 13
2 10
3 11
4 6
8 13
2 5
8 12
2 13
8 14
0 9
3 13
1 14
3 16
7 16
10 13
8 10
7 15
2 3
2 13
0 5
0 14
0 1
0 12
9 11
10 13
6 11
3 16
2 16
8 12
0 18
3 6
2 11
1 7
11 15
1 20
10 19
14 6
4 10
1 11
1 18
0 16
1 10
1 8
8 11
1 15
0 21
9 18
5 12
0 15
14 15
0 12
0 9...

input:

6525
2
6
0 5 6 8 9 11
6
0 1 3 4 6 10
6
2 3 4 5 6 7
6
0 2 4 7 9 12
6
2 4 5 9 10 11
6
1 5 8 9 11 12
6
0 1 5 7 8 9
6
0 4 5 7 9 11
6
1 2 4 6 9 12
6
1 2 5 6 8 12
7
1 2 8 9 10 12 14
7
0 1 7 8 9 11 14
7
0 1 6 8 9 13 14
7
0 1 3 7 8 12 13
7
1 2 4 7 9 10 14
7
0 1 3 4 6 10 11
7
1 4 5 6 9 10 14
7
0 1 5 9 10 12 ...

output:

6 11
0 6
3 5
0 2
2 9
1 8
1 8
7 9
2 12
1 6
1 14
1 9
0 13
3 8
2 10
1 3
4 10
5 9
1 12
3 10
2 11
0 6
4 6
3 6
0 5
2 12
2 3
1 5
3 11
11 12
10 13
8 10
3 8
8 10
11 18
1 7
1 2
0 1
3 17
3 6
4 9
6 10
0 3
12 19
3 7
1 16
7 10
9 14
3 13
3 5
4 5
2 5
0 3
2 13
12 13
1 20
0 17
0 13
6 22
0 8
8 9
3 7
5 19
2 11
4 15
5 1...

input:

6525
3
6
1 7 6 11
6
8 12 0 6
6
11 12 3 5
6
1 6 0 2
6
7 8 2 9
6
0 4 1 8
6
2 10 1 8
6
3 6 7 9
6
7 11 2 12
6
9 11 1 6
7
7 13 1 14
7
2 10 1 9
7
3 11 0 13
7
4 6 3 8
7
8 13 2 10
7
2 5 1 3
7
8 12 4 10
7
2 13 5 9
7
8 14 1 12
7
0 9 3 10
8
3 13 2 11
8
1 14 0 6
8
3 16 4 6
8
7 16 3 6
8
10 13 0 5
8
8 10 2 12
8
7...

output:

3
7
1
11
3
7
11
10
10
3
11
13
5
2
5
8
3
11
3
12
15
5
2
0
9
5
9
0
8
4
15
17
11
13
16
17
8
14
2
4
7
4
9
14
0
13
16
18
18
2
19
0
16
16
14
17
10
7
20
4
19
19
10
12
5
3
10
7
14
1
20
0
14
0
3
8
3
16
19
20
18
16
14
15
21
0
14
1
15
7
17
17
8
0
1
7
13
4
1
16
21
18
22
11
6
3
15
6
18
17
3
5
14
19
10
5
1
5
21
7...

result:

ok very good job! (6525 test cases)

Test #15:

score: 0
Accepted
time: 40ms = 0ms + 40ms
memory: 0kb,3776kb

input:

6525
1
6
7 6 2 10 8 5
6
9 1 7 3 11 5
6
0 2 9 10 8 6
6
1 10 11 4 12 9
6
12 1 2 9 11 10
6
11 1 2 3 4 8
6
0 11 2 6 8 10
6
0 1 2 3 4 9
6
0 10 6 3 4 7
6
9 11 2 8 4 5
7
8 12 9 3 10 5 6
7
0 1 8 3 9 5 6
7
0 14 11 7 4 5 12
7
0 1 7 3 4 12 11
7
0 1 11 3 8 5 6
7
12 10 2 3 4 7 11
7
12 1 7 13 4 8 6
7
0 1 11 3 7 5...

output:

2 10
9 11
0 9
10 12
2 9
1 2
6 10
1 9
4 6
4 5
8 12
1 8
11 14
7 11
0 3
3 7
1 4
0 5
8 10
3 9
2 11
13 15
9 13
4 16
7 14
9 16
3 10
0 13
4 9
1 7
4 6
0 8
8 11
0 1
8 10
4 16
11 12
0 18
0 10
12 14
8 19
2 19
17 19
0 12
12 17
3 15
0 7
2 20
10 16
1 9
14 15
15 22
16 20
0 15
0 2
9 15
0 6
2 8
0 4
4 18
5 16
3 5
0 1...

input:

6525
2
6
0 1 3 4 9 12
6
0 2 4 8 10 12
6
3 4 5 7 11 12
6
2 3 5 6 7 8
6
0 4 5 6 7 8
6
0 5 6 7 9 12
6
1 3 4 5 7 12
6
5 6 7 10 11 12
6
1 2 5 8 9 11
6
0 1 3 7 10 12
7
0 1 2 4 11 13 14
7
2 4 7 11 12 13 14
7
1 2 3 6 8 9 13
7
2 5 6 8 9 13 14
7
2 4 7 9 10 12 14
7
0 1 5 6 8 13 14
7
0 2 3 5 9 10 11
7
2 4 8 9 1...

output:

0 3
0 10
4 7
6 8
7 8
6 9
4 7
5 10
1 5
3 10
11 2
7 11
13 9
14 9
2 4
5 14
3 9
2 9
1 11
1 6
6 14
5 9
1 16
5 10
5 12
3 4
7 14
2 6
7 15
0 13
5 7
14 17
2 14
2 8
11 14
3 5
7 9
2 8
6 7
0 10
2 14
5 13
1 12
7 17
4 15
0 2
1 19
5 7
4 20
2 11
4 20
11 17
2 4
1 9
7 14
0 22
9 17
0 11
1 2
8 14
0 9
0 18
6 18
3 20
0 3...

input:

6525
3
6
2 10 0 3
6
9 11 0 10
6
0 9 4 7
6
10 12 6 8
6
2 9 7 8
6
1 2 6 9
6
6 10 4 7
6
1 9 5 10
6
4 6 1 5
6
4 5 3 10
7
8 12 11 2
7
1 8 7 11
7
11 14 13 9
7
7 11 14 9
7
0 3 2 4
7
3 7 5 14
7
1 4 3 9
7
0 5 2 9
7
8 10 1 11
7
3 9 1 6
8
2 11 6 14
8
13 15 5 9
8
9 13 1 16
8
4 16 5 10
8
7 14 5 12
8
9 16 3 4
8
3...

output:

11
6
1
0
3
10
9
8
12
6
7
10
10
10
13
9
14
12
0
10
4
10
0
12
9
6
2
1
1
15
10
18
6
16
2
1
0
5
15
8
6
8
2
16
16
20
9
12
2
0
18
2
3
22
17
6
8
15
11
1
18
19
15
13
14
0
13
7
19
7
8
1
15
9
22
20
19
6
9
13
18
3
14
18
21
6
3
16
8
9
21
4
10
2
1
19
7
1
13
9
20
22
16
10
17
7
10
10
9
0
1
21
15
3
13
6
14
1
18
21
...

result:

ok very good job! (6525 test cases)

Test #16:

score: 0
Accepted
time: 29ms = 0ms + 29ms
memory: 0kb,3600kb

input:

6525
1
6
11 8 2 4 10 6
6
0 9 2 3 7 8
6
1 11 7 9 5 10
6
1 2 3 4 5 9
6
11 6 2 12 10 5
6
11 1 8 3 6 7
6
6 9 2 12 4 11
6
7 12 10 3 4 6
6
10 11 12 4 5 9
6
1 10 3 11 5 9
7
0 1 9 3 12 10 7
7
12 13 2 3 4 5 11
7
0 13 10 4 8 6 7
7
0 1 2 3 10 11 12
7
14 11 2 7 10 5 6
7
0 1 2 12 4 5 8
7
9 2 3 4 13 12 7
7
10 2 3...

output:

11 8
0 9
1 7
2 9
5 10
1 11
4 12
7 10
9 12
1 11
0 7
4 5
13 8
0 10
5 11
1 2
2 7
10 12
3 13
0 3
6 9
4 10
11 12
6 9
7 13
4 11
6 8
10 12
1 7
2 10
0 17
1 9
3 8
16 18
0 17
11 14
10 14
5 17
12 14
0 2
10 13
0 17
14 17
0 18
0 14
11 17
18 19
8 12
1 12
11 20
1 14
0 15
1 15
11 21
12 18
0 13
18 20
0 9
0 8
5 18
0 ...

input:

6525
2
6
0 1 5 7 9 12
6
1 4 5 6 11 12
6
2 3 4 6 8 12
6
6 7 8 10 11 12
6
0 1 3 4 8 9
6
0 2 4 5 10 12
6
0 1 3 5 7 8
6
0 1 2 5 8 11
6
1 2 3 6 7 8
6
2 4 6 7 8 12
7
2 4 5 6 11 13 14
7
0 1 6 7 8 9 14
7
1 3 5 9 11 12 14
7
4 5 6 8 9 13 14
7
0 1 3 4 8 9 12
7
3 6 7 9 11 13 14
7
0 5 6 8 10 11 14
7
0 4 6 8 9 13...

output:

9 0
6 11
2 8
7 10
8 3
0 2
1 7
8 11
3 8
2 4
2 14
6 14
11 5
5 13
9 12
11 14
10 14
0 14
10 1
4 9
0 10
0 14
1 10
4 5
5 10
3 0
13 16
2 11
0 2
12 13
5 14
12 16
1 11
3 6
1 8
2 9
2 15
7 18
2 10
1 3
0 12
3 7
12 18
5 16
3 10
0 18
1 2
1 19
4 9
1 17
0 22
14 22
6 18
3 12
0 22
6 10
0 22
3 5
3 6
0 21
6 11
0 19
14 ...

input:

6525
3
6
11 8 9 0
6
0 9 6 11
6
1 7 2 8
6
2 9 7 10
6
5 10 8 3
6
1 11 0 2
6
4 12 1 7
6
7 10 8 11
6
9 12 3 8
6
1 11 2 4
7
0 7 2 14
7
4 5 6 14
7
13 8 11 5
7
0 10 5 13
7
5 11 9 12
7
1 2 11 14
7
2 7 10 14
7
10 12 0 14
7
3 13 10 1
7
0 3 4 9
8
6 9 0 10
8
4 10 0 14
8
11 12 1 10
8
6 9 4 5
8
7 13 5 10
8
4 11 3...

output:

3
10
0
0
7
9
10
9
0
0
8
10
2
7
13
10
1
1
4
6
13
7
6
3
6
2
10
3
9
8
12
6
10
15
13
8
3
14
3
7
8
13
2
2
7
19
15
20
17
16
17
3
10
13
21
11
16
16
16
22
7
4
9
16
1
1
15
12
16
19
17
8
16
13
20
11
21
9
1
6
12
3
10
18
5
0
14
14
12
11
10
10
2
7
21
11
7
6
9
21
20
7
1
8
4
22
0
9
1
22
7
3
12
20
2
0
13
14
4
12
16...

result:

ok very good job! (6525 test cases)

Test #17:

score: 0
Accepted
time: 26ms = 0ms + 26ms
memory: 0kb,3596kb

input:

6525
1
6
0 1 2 11 7 6
6
9 12 3 10 5 8
6
11 8 2 3 6 5
6
0 6 2 3 4 12
6
9 1 7 10 4 11
6
0 7 9 4 11 10
6
0 8 10 3 11 5
6
12 2 7 4 9 6
6
0 12 9 3 6 5
6
6 9 12 3 11 5
7
14 12 2 3 11 13 10
7
8 1 3 4 13 10 9
7
12 1 8 3 11 9 6
7
0 1 2 3 4 9 8
7
9 10 14 3 13 12 6
7
0 1 2 13 11 10 12
7
13 1 3 9 8 14 12
7
0 11...

output:

0 2
8 9
6 11
0 2
7 11
0 7
10 11
4 12
5 12
3 6
2 11
1 9
1 3
3 1
9 10
10 12
3 8
9 7
0 10
10 11
3 15
3 10
12 1
0 14
9 16
0 12
10 15
0 14
10 16
0 10
12 16
10 17
1 11
0 17
5 13
0 8
4 9
11 18
3 14
0 7
13 14
8 13
16 0
13 20
0 3
0 7
1 17
0 3
0 3
1 8
1 21
8 18
3 18
8 12
2 15
15 16
12 17
1 10
0 5
0 12
0 6
11 ...

input:

6525
2
6
3 5 8 9 10 12
6
0 2 4 6 7 11
6
0 1 4 7 10 12
6
1 5 7 9 10 11
6
0 2 3 5 6 12
6
1 2 5 6 8 12
6
1 2 4 6 9 12
6
1 3 5 8 10 11
6
1 2 4 7 10 11
6
0 1 2 4 7 8
7
0 1 4 5 6 7 9
7
0 5 6 7 11 12 14
7
0 2 4 5 7 13 14
7
5 6 10 11 12 13 14
7
0 1 2 4 5 7 11
7
3 4 5 6 7 8 14
7
0 4 5 6 7 10 11
7
1 4 5 6 10 ...

output:

3 9
6 7
0 4
7 11
0 12
2 6
2 4
3 11
2 11
0 8
0 9
0 6
0 2
5 14
0 11
4 7
0 6
6 12
6 14
4 13
0 5
0 6
0 2
6 12
0 1
1 5
0 4
1 12
3 8
6 12
0 3
0 16
18 16
6 10
1 18
3 5
2 18
2 8
0 15
4 6
0 11
2 20
7 8
9 16
5 19
3 4
2 18
13 15
2 10
9 12
0 6
5 15
1 6
1 16
5 9
3 22
3 15
2 11
2 18
22 1
7 22
6 16
7 11
3 5
0 21
9...

input:

6525
3
6
0 2 3 9
6
8 9 6 7
6
6 11 0 4
6
0 2 7 11
6
7 11 0 12
6
0 7 2 6
6
10 11 2 4
6
4 12 3 11
6
5 12 2 11
6
3 6 0 8
7
2 11 0 9
7
1 9 0 6
7
1 3 0 2
7
3 1 5 14
7
9 10 0 11
7
10 12 4 7
7
3 8 0 6
7
9 7 6 12
7
0 10 6 14
7
10 11 4 13
8
3 15 0 5
8
3 10 0 6
8
12 1 0 2
8
0 14 6 12
8
9 16 0 1
8
0 12 1 5
8
10...

output:

4
1
9
8
8
3
7
0
8
10
8
2
10
7
8
9
2
3
11
6
6
11
4
13
6
10
16
16
7
5
8
18
9
12
3
15
13
10
1
10
19
15
1
12
1
6
13
11
16
10
14
17
9
20
0
12
7
15
19
13
17
13
15
11
22
8
3
7
18
20
14
15
21
20
20
17
7
19
4
6
6
8
17
10
14
2
18
17
3
9
16
16
10
9
21
3
7
17
15
22
18
13
9
4
2
7
17
5
16
21
16
18
12
6
20
10
3
7
...

result:

ok very good job! (6525 test cases)

Test #18:

score: 0
Accepted
time: 30ms = 0ms + 30ms
memory: 0kb,3604kb

input:

6525
1
6
0 1 9 6 11 5
6
0 11 2 3 10 6
6
0 9 2 3 12 5
6
11 10 2 3 7 5
6
10 1 11 3 4 6
6
0 1 3 4 10 7
6
11 8 7 9 12 6
6
9 10 6 3 12 5
6
9 1 7 8 10 6
6
1 2 3 10 5 12
7
13 1 10 3 12 8 7
7
0 11 2 14 4 5 12
7
0 1 2 8 12 5 14
7
10 11 2 3 9 5 6
7
0 11 13 14 4 9 7
7
10 1 13 3 14 9 8
7
0 10 13 9 8 11 7
7
13 1...

output:

5 6
0 10
3 9
10 11
6 10
1 3
7 9
6 10
1 8
12 1
1 10
2 11
1 5
6 9
4 11
3 10
7 8
12 13
0 7
3 12
12 16
1 10
7 16
1 7
1 12
7 14
14 7
4 13
9 16
2 13
4 9
11 14
2 10
3 17
13 16
0 17
15 9
16 18
4 9
2 6
10 12
11 15
17 20
1 6
0 15
3 4
0 19
0 13
17 20
0 12
10 20
13 14
2 21
1 5
0 3
2 3
17 18
0 16
0 10
12 20
10 1...

input:

6525
2
6
2 3 4 7 10 12
6
1 5 7 8 9 12
6
1 4 7 8 10 11
6
0 1 4 6 8 9
6
0 2 7 8 9 12
6
5 6 8 9 11 12
6
0 2 3 4 5 10
6
0 1 2 4 7 8
6
0 2 3 4 5 11
6
4 6 7 8 9 11
7
0 2 4 6 9 11 14
7
1 3 6 7 8 9 10
7
3 4 6 7 9 11 13
7
0 1 4 7 8 13 14
7
1 2 3 5 8 10 12
7
0 2 5 6 7 11 12
7
1 2 3 4 6 12 14
7
1 2 3 6 8 10 14...

output:

3 7
12 7
1 11
1 8
2 8
6 8
5 10
2 8
3 11
7 11
0 6
1 7
6 11
0 4
5 10
5 12
1 4
2 6
3 12
7 11
2 13
4 14
3 8
12 13
3 11
1 2
5 15
2 11
2 3
5 10
1 18
0 9
16 0
0 15
0 8
2 7
3 17
0 15
0 6
0 17
14 18
1 16
2 4
3 11
1 3
6 11
8 14
5 10
0 8
3 10
3 22
4 17
11 3
7 19
1 6
8 13
5 10
14 20
2 9
1 7
0 2
0 10
2 15
0 6
8 ...

input:

6525
3
6
5 6 3 7
6
0 10 12 7
6
3 9 1 11
6
10 11 1 8
6
6 10 2 8
6
1 3 6 8
6
7 9 5 10
6
6 10 2 8
6
1 8 3 11
6
12 1 7 11
7
1 10 0 6
7
2 11 1 7
7
1 5 6 11
7
6 9 0 4
7
4 11 5 10
7
3 10 5 12
7
7 8 1 4
7
12 13 2 6
7
0 7 3 12
7
3 12 7 11
8
12 16 2 13
8
1 10 4 14
8
7 16 3 8
8
1 7 12 13
8
1 12 3 11
8
7 14 1 2...

output:

8
4
6
12
5
2
1
11
12
0
5
13
10
12
6
4
5
0
2
5
3
13
2
0
13
6
12
5
10
4
12
2
12
1
6
14
14
5
11
13
19
8
9
10
13
1
9
2
18
20
16
21
18
22
21
18
21
15
13
13
21
2
6
5
15
16
4
1
18
13
6
15
9
11
1
13
5
22
14
4
3
11
8
20
16
2
13
19
22
2
16
18
18
4
7
18
5
2
1
2
6
2
4
1
10
18
16
20
5
18
16
19
18
16
11
7
3
0
17
...

result:

ok very good job! (6525 test cases)

Test #19:

score: 0
Accepted
time: 34ms = 0ms + 34ms
memory: 0kb,3572kb

input:

6525
1
6
8 11 2 3 6 12
6
7 11 2 3 5 6
6
10 1 6 8 9 5
6
0 12 7 11 4 5
6
0 10 11 3 4 6
6
1 8 3 11 10 12
6
0 1 12 4 5 7
6
0 8 2 10 12 6
6
0 1 2 11 4 6
6
0 1 9 3 6 11
7
8 1 14 3 12 10 11
7
0 8 11 4 9 13 7
7
10 1 8 14 12 6 9
7
0 13 9 7 14 5 6
7
7 12 2 14 4 5 9
7
0 12 2 3 4 9 7
7
0 1 9 11 4 8 14
7
1 2 13 ...

output:

8 12
5 7
6 9
4 7
3 4
8 12
1 5
0 2
1 2
1 6
8 12
0 13
10 12
0 6
5 14
0 12
4 9
1 7
10 12
2 4
1 6
8 15
7 10
1 3
5 6
1 2
2 7
1 2
7 12
0 14
0 6
11 18
8 13
7 17
9 12
1 10
10 13
11 16
2 17
1 18
0 5
8 18
2 17
6 14
13 19
3 6
18 19
4 13
12 16
6 17
21 22
1 21
0 22
3 11
11 12
6 12
5 21
0 13
11 18
11 21
9 12
0 4
...

input:

6525
2
6
0 1 4 5 9 10
6
0 1 8 9 10 12
6
0 2 3 4 7 11
6
1 2 3 8 9 10
6
1 2 5 7 9 12
6
2 4 5 6 7 9
6
2 6 8 9 10 11
6
1 3 5 7 9 11
6
3 5 7 8 9 12
6
2 4 5 7 8 10
7
0 2 4 5 6 7 9
7
1 2 5 6 10 12 14
7
0 2 4 5 7 11 13
7
1 2 3 4 8 10 12
7
0 1 3 6 8 10 11
7
1 5 8 10 11 13 14
7
2 3 6 7 10 12 13
7
3 4 6 9 10 1...

output:

5 9
8 10
4 7
2 10
1 9
4 9
8 10
3 9
5 12
2 4
5 9
6 12
2 5
1 8
3 11
8 1
2 13
10 11
2 8
3 11
2 11
7 0
1 9
0 15
3 10
0 16
1 5
3 5
2 4
2 3
2 4
0 10
0 11
0 14
0 16
0 3
2 4
6 13
0 4
14 3
2 9
5 12
4 14
3 18
2 12
12 14
1 16
7 17
2 9
3 12
7 9
3 16
1 20
2 17
1 2
3 20
1 19
3 12
1 19
0 2
0 18
2 15
0 22
0 8
0 16
...

input:

6525
3
6
8 12 5 9
6
5 7 8 10
6
6 9 4 7
6
4 7 2 10
6
3 4 1 9
6
8 12 4 9
6
1 5 8 10
6
0 2 3 9
6
1 2 5 12
6
1 6 2 4
7
8 12 5 9
7
0 13 6 12
7
10 12 2 5
7
0 6 1 8
7
5 14 3 11
7
0 12 8 1
7
4 9 2 13
7
1 7 10 11
7
10 12 2 8
7
2 4 3 11
8
1 6 2 11
8
8 15 7 0
8
7 10 1 9
8
1 3 0 15
8
5 6 3 10
8
1 2 0 16
8
2 7 1...

output:

7
4
12
6
8
0
3
4
10
12
13
3
3
11
13
6
5
0
4
5
12
2
6
7
1
10
12
0
3
10
3
4
4
15
4
4
15
10
6
17
13
14
10
2
17
1
12
8
0
7
16
14
16
1
19
1
17
10
21
12
20
11
5
7
17
16
11
1
1
11
14
5
2
6
21
19
7
5
22
22
12
16
17
13
17
13
9
17
10
9
20
2
0
12
15
20
5
18
16
6
0
6
1
21
16
8
21
11
3
1
17
2
12
5
8
9
17
15
10
6...

result:

ok very good job! (6525 test cases)

Test #20:

score: 0
Accepted
time: 25ms = 0ms + 25ms
memory: 0kb,3712kb

input:

6300
1
6
7 2 10 4 5 11
6
8 11 12 10 5 6
6
6 12 2 8 4 10
6
7 12 8 3 4 5
6
0 11 2 8 5 6
6
11 1 2 6 8 5
6
12 2 9 4 10 6
6
11 2 12 4 5 6
6
12 6 2 10 4 5
6
12 8 2 7 9 6
7
0 8 3 12 13 11 7
7
0 12 10 14 11 13 6
7
0 1 8 14 10 6 7
7
11 10 14 3 4 5 6
7
13 7 11 9 4 5 6
7
14 8 11 12 9 6 7
7
0 11 2 4 5 6 7
7
13 ...

output:

10 7
10 11
4 12
3 4
0 6
5 8
6 12
11 4
5 12
2 9
0 11
11 12
6 8
14 5
6 11
11 12
6 11
1 12
2 3
6 7
1 2
9 12
10 16
5 13
9 15
1 13
0 12
3 7
0 1
0 7
2 9
2 11
2 6
0 9
11 16
0 3
0 16
3 8
7 12
10 13
1 12
6 11
20 3
9 19
4 9
1 15
3 20
4 20
8 12
14 16
19 20
0 4
2 19
19 21
14 17
17 20
1 19
13 21
6 11
10 16
1 18
...

input:

6300
2
6
1 3 6 8 9 12
6
1 2 3 4 7 9
6
0 1 3 5 7 9
6
0 1 2 9 10 11
6
1 4 7 9 10 12
6
0 3 4 7 9 12
6
0 3 5 7 8 11
6
0 3 7 8 9 10
6
0 1 3 8 9 11
6
0 1 4 5 10 11
7
1 4 5 6 9 10 14
7
1 2 3 4 5 8 9
7
2 4 5 9 11 12 13
7
0 1 2 7 9 12 13
7
0 1 2 3 10 12 14
7
0 2 3 4 5 10 13
7
1 8 9 10 12 13 14
7
0 3 5 6 7 8 ...

output:

1 8
1 7
0 5
1 9
7 12
0 9
7 11
7 10
3 8
1 4
1 10
2 8
5 9
2 9
3 14
3 13
8 10
3 7
12 4
2 3
9 13
1 15
8 9
7 14
7 14
7 14
2 10
1 15
4 5
6 11
0 12
0 16
8 13
3 13
14 15
5 9
2 9
4 10
5 13
0 9
5 18
2 15
10 13
2 13
7 19
0 2
11 16
3 14
19 20
12 2
3 21
9 13
7 13
1 18
0 16
7 14
2 9
0 6
1 3
3 13
3 21
6 7
6 10
5 1...

input:

6300
3
6
10 7 1 8
6
10 11 1 7
6
4 12 0 5
6
3 4 1 9
6
0 6 7 12
6
5 8 0 9
6
6 12 7 11
6
11 4 7 10
6
5 12 3 8
6
2 9 1 4
7
0 11 1 10
7
11 12 2 8
7
6 8 5 9
7
14 5 2 9
7
6 11 3 14
7
11 12 3 13
7
6 11 8 10
7
1 12 3 7
7
2 3 12 4
7
6 7 2 3
8
1 2 9 13
8
9 12 1 15
8
10 16 8 9
8
5 13 7 14
8
9 15 7 14
8
1 13 7 1...

output:

0
0
11
6
3
10
1
1
7
3
2
7
3
8
8
1
3
10
1
0
15
6
2
2
6
12
7
4
16
12
1
1
3
12
6
1
5
1
11
7
16
20
15
0
1
5
4
2
7
0
14
7
1
2
8
15
18
19
20
2
10
1
14
13
17
22
1
14
4
2
9
2
7
2
20
6
18
6
20
5
6
12
21
4
0
0
13
1
21
10
10
21
7
10
3
19
7
2
20
6
18
1
0
2
2
21
3
13
22
19
20
8
19
3
6
15
13
8
10
21
11
16
4
8
4
1...

result:

ok very good job! (6300 test cases)

Subtask #4:

score: 0
Skipped
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Server Time: 2024-12-02 21:00:26 | OpenSource Project