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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#83328#2730. Vera and Trail Buildingxiaowuc125 ✓2ms3700kbC++171.0kb2023-03-01 13:59:142023-03-01 13:59:18

Details

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Subtask #1:

score: 3
Accepted

Test #1:

score: 3
Accepted
time: 2ms
memory: 3512kb

input:

1

output:

2 2
1 2
2 1

result:

ok good solution!

Test #2:

score: 0
Accepted
time: 2ms
memory: 3584kb

input:

84

output:

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

result:

ok good solution!

Test #3:

score: 0
Accepted
time: 2ms
memory: 3588kb

input:

124

output:

21 23
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 1
16 17
17 18
18 19
19 17
19 20
20 21
21 20

result:

ok good solution!

Test #4:

score: 0
Accepted
time: 1ms
memory: 3516kb

input:

162

output:

25 27
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 1
18 19
19 20
20 21
21 22
22 19
22 23
23 24
24 25
25 23

result:

ok good solution!

Test #5:

score: 0
Accepted
time: 2ms
memory: 3580kb

input:

339

output:

36 39
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 1
26 27
27 28
28 29
29 30
30 31
31 27
31 32
32 33
33 34
34 32
34 35
35 36
36 35

result:

ok good solution!

Test #6:

score: 0
Accepted
time: 2ms
memory: 3644kb

input:

440

output:

37 40
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 1
30 31
31 32
32 33
33 31
33 34
34 35
35 34
35 36
36 37
37 36

result:

ok good solution!

Test #7:

score: 0
Accepted
time: 2ms
memory: 3580kb

input:

514

output:

41 43
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 31
31 32
32 1
32 33
33 34
34 35
35 36
36 37
37 38
38 33
38 39
39 40
40 41
41 39

result:

ok good solution!

Test #8:

score: 0
Accepted
time: 2ms
memory: 3676kb

input:

650

output:

49 53
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 31
31 32
32 33
33 34
34 35
35 36
36 1
36 37
37 38
38 39
39 40
40 41
41 42
42 37
42 43
43 44
44 45
45 43
45 46
46 47
47 46
47 48
48 49
...

result:

ok good solution!

Test #9:

score: 0
Accepted
time: 2ms
memory: 3580kb

input:

714

output:

45 47
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 31
31 32
32 33
33 34
34 35
35 36
36 37
37 38
38 1
38 39
39 40
40 41
41 42
42 43
43 39
43 44
44 45
45 44

result:

ok good solution!

Test #10:

score: 0
Accepted
time: 1ms
memory: 3516kb

input:

739

output:

47 48
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 31
31 32
32 33
33 34
34 35
35 36
36 37
37 38
38 1
38 39
39 40
40 41
41 42
42 43
43 44
44 45
45 46
46 47
47 39

result:

ok good solution!

Test #11:

score: 0
Accepted
time: 2ms
memory: 3580kb

input:

841

output:

48 49
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 31
31 32
32 33
33 34
34 35
35 36
36 37
37 38
38 39
39 40
40 41
41 1
41 42
42 43
43 44
44 45
45 46
46 47
47 48
48 42

result:

ok good solution!

Test #12:

score: 0
Accepted
time: 2ms
memory: 3588kb

input:

879

output:

51 53
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 31
31 32
32 33
33 34
34 35
35 36
36 37
37 38
38 39
39 40
40 41
41 42
42 1
42 43
43 44
44 45
45 46
46 47
47 48
48 43
48 49
49 50
50 51
...

result:

ok good solution!

Test #13:

score: 0
Accepted
time: 0ms
memory: 3580kb

input:

978

output:

57 60
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 31
31 32
32 33
33 34
34 35
35 36
36 37
37 38
38 39
39 40
40 41
41 42
42 43
43 44
44 1
44 45
45 46
46 47
47 48
48 49
49 50
50 51
51 52
...

result:

ok good solution!

Test #14:

score: 0
Accepted
time: 0ms
memory: 3560kb

input:

981

output:

58 61
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 31
31 32
32 33
33 34
34 35
35 36
36 37
37 38
38 39
39 40
40 41
41 42
42 43
43 44
44 1
44 45
45 46
46 47
47 48
48 49
49 50
50 51
51 52
...

result:

ok good solution!

Test #15:

score: 0
Accepted
time: 2ms
memory: 3556kb

input:

1000

output:

50 51
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 31
31 32
32 33
33 34
34 35
35 36
36 37
37 38
38 39
39 40
40 41
41 42
42 43
43 44
44 45
45 1
45 46
46 47
47 48
48 49
49 50
50 46

result:

ok good solution!

Subtask #2:

score: 6
Accepted

Dependency #1:

100%
Accepted

Test #16:

score: 6
Accepted
time: 2ms
memory: 3584kb

input:

1001

output:

52 54
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 31
31 32
32 33
33 34
34 35
35 36
36 37
37 38
38 39
39 40
40 41
41 42
42 43
43 44
44 45
45 1
45 46
46 47
47 48
48 49
49 50
50 46
50 51
...

result:

ok good solution!

Test #17:

score: 0
Accepted
time: 2ms
memory: 3584kb

input:

16594

output:

201 203
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 31
31 32
32 33
33 34
34 35
35 36
36 37
37 38
38 39
39 40
40 41
41 42
42 43
43 44
44 45
45 46
46 47
47 48
48 49
49 50
50 51
51 52
52 ...

result:

ok good solution!

Test #18:

score: 0
Accepted
time: 0ms
memory: 3584kb

input:

18190

output:

201 202
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 31
31 32
32 33
33 34
34 35
35 36
36 37
37 38
38 39
39 40
40 41
41 42
42 43
43 44
44 45
45 46
46 47
47 48
48 49
49 50
50 51
51 52
52 ...

result:

ok good solution!

Test #19:

score: 0
Accepted
time: 2ms
memory: 3584kb

input:

23552

output:

239 242
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 31
31 32
32 33
33 34
34 35
35 36
36 37
37 38
38 39
39 40
40 41
41 42
42 43
43 44
44 45
45 46
46 47
47 48
48 49
49 50
50 51
51 52
52 ...

result:

ok good solution!

Test #20:

score: 0
Accepted
time: 2ms
memory: 3528kb

input:

40736

output:

316 319
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 31
31 32
32 33
33 34
34 35
35 36
36 37
37 38
38 39
39 40
40 41
41 42
42 43
43 44
44 45
45 46
46 47
47 48
48 49
49 50
50 51
51 52
52 ...

result:

ok good solution!

Test #21:

score: 0
Accepted
time: 0ms
memory: 3576kb

input:

47132

output:

333 337
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 31
31 32
32 33
33 34
34 35
35 36
36 37
37 38
38 39
39 40
40 41
41 42
42 43
43 44
44 45
45 46
46 47
47 48
48 49
49 50
50 51
51 52
52 ...

result:

ok good solution!

Test #22:

score: 0
Accepted
time: 2ms
memory: 3600kb

input:

50925

output:

349 353
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 31
31 32
32 33
33 34
34 35
35 36
36 37
37 38
38 39
39 40
40 41
41 42
42 43
43 44
44 45
45 46
46 47
47 48
48 49
49 50
50 51
51 52
52 ...

result:

ok good solution!

Test #23:

score: 0
Accepted
time: 2ms
memory: 3556kb

input:

54753

output:

352 355
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 31
31 32
32 33
33 34
34 35
35 36
36 37
37 38
38 39
39 40
40 41
41 42
42 43
43 44
44 45
45 46
46 47
47 48
48 49
49 50
50 51
51 52
52 ...

result:

ok good solution!

Test #24:

score: 0
Accepted
time: 2ms
memory: 3556kb

input:

56301

output:

343 344
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 31
31 32
32 33
33 34
34 35
35 36
36 37
37 38
38 39
39 40
40 41
41 42
42 43
43 44
44 45
45 46
46 47
47 48
48 49
49 50
50 51
51 52
52 ...

result:

ok good solution!

Test #25:

score: 0
Accepted
time: 2ms
memory: 3588kb

input:

64921

output:

387 389
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 31
31 32
32 33
33 34
34 35
35 36
36 37
37 38
38 39
39 40
40 41
41 42
42 43
43 44
44 45
45 46
46 47
47 48
48 49
49 50
50 51
51 52
52 ...

result:

ok good solution!

Test #26:

score: 0
Accepted
time: 2ms
memory: 3600kb

input:

78970

output:

432 435
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 31
31 32
32 33
33 34
34 35
35 36
36 37
37 38
38 39
39 40
40 41
41 42
42 43
43 44
44 45
45 46
46 47
47 48
48 49
49 50
50 51
51 52
52 ...

result:

ok good solution!

Test #27:

score: 0
Accepted
time: 2ms
memory: 3560kb

input:

85787

output:

451 456
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 31
31 32
32 33
33 34
34 35
35 36
36 37
37 38
38 39
39 40
40 41
41 42
42 43
43 44
44 45
45 46
46 47
47 48
48 49
49 50
50 51
51 52
52 ...

result:

ok good solution!

Test #28:

score: 0
Accepted
time: 2ms
memory: 3592kb

input:

96291

output:

466 470
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 31
31 32
32 33
33 34
34 35
35 36
36 37
37 38
38 39
39 40
40 41
41 42
42 43
43 44
44 45
45 46
46 47
47 48
48 49
49 50
50 51
51 52
52 ...

result:

ok good solution!

Test #29:

score: 0
Accepted
time: 2ms
memory: 3600kb

input:

97044

output:

451 453
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 31
31 32
32 33
33 34
34 35
35 36
36 37
37 38
38 39
39 40
40 41
41 42
42 43
43 44
44 45
45 46
46 47
47 48
48 49
49 50
50 51
51 52
52 ...

result:

ok good solution!

Test #30:

score: 0
Accepted
time: 2ms
memory: 3588kb

input:

100000

output:

483 487
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 31
31 32
32 33
33 34
34 35
35 36
36 37
37 38
38 39
39 40
40 41
41 42
42 43
43 44
44 45
45 46
46 47
47 48
48 49
49 50
50 51
51 52
52 ...

result:

ok good solution!

Subtask #3:

score: 16
Accepted

Dependency #1:

100%
Accepted

Dependency #2:

100%
Accepted

Test #31:

score: 16
Accepted
time: 2ms
memory: 3532kb

input:

100001

output:

485 490
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 31
31 32
32 33
33 34
34 35
35 36
36 37
37 38
38 39
39 40
40 41
41 42
42 43
43 44
44 45
45 46
46 47
47 48
48 49
49 50
50 51
51 52
52 ...

result:

ok good solution!

Test #32:

score: 0
Accepted
time: 2ms
memory: 3604kb

input:

626091

output:

1160 1163
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 31
31 32
32 33
33 34
34 35
35 36
36 37
37 38
38 39
39 40
40 41
41 42
42 43
43 44
44 45
45 46
46 47
47 48
48 49
49 50
50 51
51 52
5...

result:

ok good solution!

Test #33:

score: 0
Accepted
time: 2ms
memory: 3636kb

input:

1552640

output:

1822 1826
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
13 14
14 15
15 16
16 17
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
27 28
28 29
29 30
30 31
31 32
32 33
33 34
34 35
35 36
36 37
37 38
38 39
39 40
40 41
41 42
42 43
43 44
44 45
45 46
46 47
47 48
48 49
49 50
50 51
51 52
5...

result:

ok good solution!

Test #34:

score: 0
Accepted
time: 0ms
memory: 3616kb

input:

2021619

output:

2048 2050
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
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5...

result:

ok good solution!

Test #35:

score: 0
Accepted
time: 2ms
memory: 3604kb

input:

2568154

output:

2337 2340
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5...

result:

ok good solution!

Test #36:

score: 0
Accepted
time: 2ms
memory: 3644kb

input:

4298188

output:

2992 2995
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51 52
5...

result:

ok good solution!

Test #37:

score: 0
Accepted
time: 2ms
memory: 3700kb

input:

4459030

output:

3061 3063
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51 52
5...

result:

ok good solution!

Test #38:

score: 0
Accepted
time: 2ms
memory: 3644kb

input:

4678019

output:

3107 3109
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50 51
51 52
5...

result:

ok good solution!

Test #39:

score: 0
Accepted
time: 0ms
memory: 3576kb

input:

5383088

output:

3359 3362
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50 51
51 52
5...

result:

ok good solution!

Test #40:

score: 0
Accepted
time: 0ms
memory: 3656kb

input:

6259742

output:

3623 3627
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51 52
5...

result:

ok good solution!

Test #41:

score: 0
Accepted
time: 2ms
memory: 3688kb

input:

8983485

output:

4292 4295
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51 52
5...

result:

ok good solution!

Test #42:

score: 0
Accepted
time: 1ms
memory: 3656kb

input:

9147543

output:

4377 4381
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48 49
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50 51
51 52
5...

result:

ok good solution!

Test #43:

score: 0
Accepted
time: 1ms
memory: 3692kb

input:

9473152

output:

4410 4413
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51 52
5...

result:

ok good solution!

Test #44:

score: 0
Accepted
time: 1ms
memory: 3680kb

input:

9885192

output:

4551 4556
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50 51
51 52
5...

result:

ok good solution!

Test #45:

score: 0
Accepted
time: 2ms
memory: 3684kb

input:

10000000

output:

4562 4565
1 2
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3 4
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39 40
40 41
41 42
42 43
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44 45
45 46
46 47
47 48
48 49
49 50
50 51
51 52
5...

result:

ok good solution!

Extra Test:

score: 0
Extra Test Passed