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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#454552#5575. Knight's Tour ReduxEl Pablo Mega Check (Zvezdin Vladimir, Valiullin Danis, Kuznetsov Ivan) #AC ✓9ms3836kbC++231.8kb2024-06-25 03:25:082024-06-25 03:25:09

詳細信息

Test #1:

score: 100
Accepted
time: 0ms
memory: 3596kb

input:

1

output:

POSSIBLE
1 1

result:

ok answer = 1

Test #2:

score: 0
Accepted
time: 0ms
memory: 3612kb

input:

2

output:

IMPOSSIBLE

result:

ok answer = 0

Test #3:

score: 0
Accepted
time: 0ms
memory: 3464kb

input:

3

output:

IMPOSSIBLE

result:

ok answer = 0

Test #4:

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

input:

4

output:

IMPOSSIBLE

result:

ok answer = 0

Test #5:

score: 0
Accepted
time: 0ms
memory: 3832kb

input:

5

output:

POSSIBLE
3 1
2 4
5 5
4 2
1 3

result:

ok answer = 1

Test #6:

score: 0
Accepted
time: 0ms
memory: 3756kb

input:

6

output:

POSSIBLE
1 1
4 2
3 5
6 6
5 3
2 4

result:

ok answer = 1

Test #7:

score: 0
Accepted
time: 0ms
memory: 3780kb

input:

7

output:

POSSIBLE
1 1
4 2
5 5
2 6
3 3
6 4
7 7

result:

ok answer = 1

Test #8:

score: 0
Accepted
time: 0ms
memory: 3548kb

input:

8

output:

POSSIBLE
1 1
4 2
7 3
8 6
5 7
2 8
3 5
6 4

result:

ok answer = 1

Test #9:

score: 0
Accepted
time: 0ms
memory: 3784kb

input:

9

output:

POSSIBLE
1 1
4 2
3 5
2 8
5 7
6 4
9 3
8 6
7 9

result:

ok answer = 1

Test #10:

score: 0
Accepted
time: 0ms
memory: 3756kb

input:

10

output:

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

result:

ok answer = 1

Test #11:

score: 0
Accepted
time: 0ms
memory: 3544kb

input:

11

output:

POSSIBLE
1 1
4 2
3 5
2 8
5 9
6 6
7 3
10 4
9 7
8 10
11 11

result:

ok answer = 1

Test #12:

score: 0
Accepted
time: 0ms
memory: 3624kb

input:

12

output:

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

result:

ok answer = 1

Test #13:

score: 0
Accepted
time: 0ms
memory: 3536kb

input:

13

output:

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

result:

ok answer = 1

Test #14:

score: 0
Accepted
time: 0ms
memory: 3608kb

input:

14

output:

POSSIBLE
1 1
4 2
5 5
2 6
3 3
6 4
7 7
10 8
13 9
14 12
11 13
8 14
9 11
12 10

result:

ok answer = 1

Test #15:

score: 0
Accepted
time: 0ms
memory: 3596kb

input:

15

output:

POSSIBLE
1 1
4 2
5 5
2 6
3 3
6 4
7 7
10 8
9 11
8 14
11 13
12 10
15 9
14 12
13 15

result:

ok answer = 1

Test #16:

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

input:

16

output:

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

result:

ok answer = 1

Test #17:

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

input:

17

output:

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

result:

ok answer = 1

Test #18:

score: 0
Accepted
time: 0ms
memory: 3816kb

input:

18

output:

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

result:

ok answer = 1

Test #19:

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

input:

19

output:

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

result:

ok answer = 1

Test #20:

score: 0
Accepted
time: 0ms
memory: 3540kb

input:

20

output:

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

result:

ok answer = 1

Test #21:

score: 0
Accepted
time: 8ms
memory: 3624kb

input:

99990

output:

POSSIBLE
1 1
4 2
5 5
2 6
3 3
6 4
7 7
10 8
11 11
8 12
9 9
12 10
13 13
16 14
17 17
14 18
15 15
18 16
19 19
22 20
23 23
20 24
21 21
24 22
25 25
28 26
29 29
26 30
27 27
30 28
31 31
34 32
35 35
32 36
33 33
36 34
37 37
40 38
41 41
38 42
39 39
42 40
43 43
46 44
47 47
44 48
45 45
48 46
49 49
52 50
53 53
50 ...

result:

ok answer = 1

Test #22:

score: 0
Accepted
time: 8ms
memory: 3752kb

input:

99991

output:

POSSIBLE
1 1
4 2
5 5
2 6
3 3
6 4
7 7
10 8
11 11
8 12
9 9
12 10
13 13
16 14
17 17
14 18
15 15
18 16
19 19
22 20
23 23
20 24
21 21
24 22
25 25
28 26
29 29
26 30
27 27
30 28
31 31
34 32
35 35
32 36
33 33
36 34
37 37
40 38
41 41
38 42
39 39
42 40
43 43
46 44
47 47
44 48
45 45
48 46
49 49
52 50
53 53
50 ...

result:

ok answer = 1

Test #23:

score: 0
Accepted
time: 8ms
memory: 3604kb

input:

99992

output:

POSSIBLE
1 1
4 2
5 5
2 6
3 3
6 4
7 7
10 8
11 11
8 12
9 9
12 10
13 13
16 14
17 17
14 18
15 15
18 16
19 19
22 20
23 23
20 24
21 21
24 22
25 25
28 26
29 29
26 30
27 27
30 28
31 31
34 32
35 35
32 36
33 33
36 34
37 37
40 38
41 41
38 42
39 39
42 40
43 43
46 44
47 47
44 48
45 45
48 46
49 49
52 50
53 53
50 ...

result:

ok answer = 1

Test #24:

score: 0
Accepted
time: 5ms
memory: 3488kb

input:

99993

output:

POSSIBLE
1 1
4 2
5 5
2 6
3 3
6 4
7 7
10 8
11 11
8 12
9 9
12 10
13 13
16 14
17 17
14 18
15 15
18 16
19 19
22 20
23 23
20 24
21 21
24 22
25 25
28 26
29 29
26 30
27 27
30 28
31 31
34 32
35 35
32 36
33 33
36 34
37 37
40 38
41 41
38 42
39 39
42 40
43 43
46 44
47 47
44 48
45 45
48 46
49 49
52 50
53 53
50 ...

result:

ok answer = 1

Test #25:

score: 0
Accepted
time: 9ms
memory: 3556kb

input:

99994

output:

POSSIBLE
1 1
4 2
5 5
2 6
3 3
6 4
7 7
10 8
11 11
8 12
9 9
12 10
13 13
16 14
17 17
14 18
15 15
18 16
19 19
22 20
23 23
20 24
21 21
24 22
25 25
28 26
29 29
26 30
27 27
30 28
31 31
34 32
35 35
32 36
33 33
36 34
37 37
40 38
41 41
38 42
39 39
42 40
43 43
46 44
47 47
44 48
45 45
48 46
49 49
52 50
53 53
50 ...

result:

ok answer = 1

Test #26:

score: 0
Accepted
time: 8ms
memory: 3612kb

input:

99995

output:

POSSIBLE
1 1
4 2
5 5
2 6
3 3
6 4
7 7
10 8
11 11
8 12
9 9
12 10
13 13
16 14
17 17
14 18
15 15
18 16
19 19
22 20
23 23
20 24
21 21
24 22
25 25
28 26
29 29
26 30
27 27
30 28
31 31
34 32
35 35
32 36
33 33
36 34
37 37
40 38
41 41
38 42
39 39
42 40
43 43
46 44
47 47
44 48
45 45
48 46
49 49
52 50
53 53
50 ...

result:

ok answer = 1

Test #27:

score: 0
Accepted
time: 8ms
memory: 3624kb

input:

99996

output:

POSSIBLE
1 1
4 2
5 5
2 6
3 3
6 4
7 7
10 8
11 11
8 12
9 9
12 10
13 13
16 14
17 17
14 18
15 15
18 16
19 19
22 20
23 23
20 24
21 21
24 22
25 25
28 26
29 29
26 30
27 27
30 28
31 31
34 32
35 35
32 36
33 33
36 34
37 37
40 38
41 41
38 42
39 39
42 40
43 43
46 44
47 47
44 48
45 45
48 46
49 49
52 50
53 53
50 ...

result:

ok answer = 1

Test #28:

score: 0
Accepted
time: 8ms
memory: 3532kb

input:

99997

output:

POSSIBLE
1 1
4 2
5 5
2 6
3 3
6 4
7 7
10 8
11 11
8 12
9 9
12 10
13 13
16 14
17 17
14 18
15 15
18 16
19 19
22 20
23 23
20 24
21 21
24 22
25 25
28 26
29 29
26 30
27 27
30 28
31 31
34 32
35 35
32 36
33 33
36 34
37 37
40 38
41 41
38 42
39 39
42 40
43 43
46 44
47 47
44 48
45 45
48 46
49 49
52 50
53 53
50 ...

result:

ok answer = 1

Test #29:

score: 0
Accepted
time: 5ms
memory: 3548kb

input:

99998

output:

POSSIBLE
1 1
4 2
5 5
2 6
3 3
6 4
7 7
10 8
11 11
8 12
9 9
12 10
13 13
16 14
17 17
14 18
15 15
18 16
19 19
22 20
23 23
20 24
21 21
24 22
25 25
28 26
29 29
26 30
27 27
30 28
31 31
34 32
35 35
32 36
33 33
36 34
37 37
40 38
41 41
38 42
39 39
42 40
43 43
46 44
47 47
44 48
45 45
48 46
49 49
52 50
53 53
50 ...

result:

ok answer = 1

Test #30:

score: 0
Accepted
time: 8ms
memory: 3596kb

input:

99999

output:

POSSIBLE
1 1
4 2
5 5
2 6
3 3
6 4
7 7
10 8
11 11
8 12
9 9
12 10
13 13
16 14
17 17
14 18
15 15
18 16
19 19
22 20
23 23
20 24
21 21
24 22
25 25
28 26
29 29
26 30
27 27
30 28
31 31
34 32
35 35
32 36
33 33
36 34
37 37
40 38
41 41
38 42
39 39
42 40
43 43
46 44
47 47
44 48
45 45
48 46
49 49
52 50
53 53
50 ...

result:

ok answer = 1

Test #31:

score: 0
Accepted
time: 8ms
memory: 3536kb

input:

100000

output:

POSSIBLE
1 1
4 2
5 5
2 6
3 3
6 4
7 7
10 8
11 11
8 12
9 9
12 10
13 13
16 14
17 17
14 18
15 15
18 16
19 19
22 20
23 23
20 24
21 21
24 22
25 25
28 26
29 29
26 30
27 27
30 28
31 31
34 32
35 35
32 36
33 33
36 34
37 37
40 38
41 41
38 42
39 39
42 40
43 43
46 44
47 47
44 48
45 45
48 46
49 49
52 50
53 53
50 ...

result:

ok answer = 1

Test #32:

score: 0
Accepted
time: 6ms
memory: 3764kb

input:

74615

output:

POSSIBLE
1 1
4 2
5 5
2 6
3 3
6 4
7 7
10 8
11 11
8 12
9 9
12 10
13 13
16 14
17 17
14 18
15 15
18 16
19 19
22 20
23 23
20 24
21 21
24 22
25 25
28 26
29 29
26 30
27 27
30 28
31 31
34 32
35 35
32 36
33 33
36 34
37 37
40 38
41 41
38 42
39 39
42 40
43 43
46 44
47 47
44 48
45 45
48 46
49 49
52 50
53 53
50 ...

result:

ok answer = 1

Test #33:

score: 0
Accepted
time: 2ms
memory: 3532kb

input:

25027

output:

POSSIBLE
1 1
4 2
5 5
2 6
3 3
6 4
7 7
10 8
11 11
8 12
9 9
12 10
13 13
16 14
17 17
14 18
15 15
18 16
19 19
22 20
23 23
20 24
21 21
24 22
25 25
28 26
29 29
26 30
27 27
30 28
31 31
34 32
35 35
32 36
33 33
36 34
37 37
40 38
41 41
38 42
39 39
42 40
43 43
46 44
47 47
44 48
45 45
48 46
49 49
52 50
53 53
50 ...

result:

ok answer = 1

Test #34:

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

input:

40852

output:

POSSIBLE
1 1
4 2
5 5
2 6
3 3
6 4
7 7
10 8
11 11
8 12
9 9
12 10
13 13
16 14
17 17
14 18
15 15
18 16
19 19
22 20
23 23
20 24
21 21
24 22
25 25
28 26
29 29
26 30
27 27
30 28
31 31
34 32
35 35
32 36
33 33
36 34
37 37
40 38
41 41
38 42
39 39
42 40
43 43
46 44
47 47
44 48
45 45
48 46
49 49
52 50
53 53
50 ...

result:

ok answer = 1

Test #35:

score: 0
Accepted
time: 0ms
memory: 3608kb

input:

31411

output:

POSSIBLE
1 1
4 2
5 5
2 6
3 3
6 4
7 7
10 8
11 11
8 12
9 9
12 10
13 13
16 14
17 17
14 18
15 15
18 16
19 19
22 20
23 23
20 24
21 21
24 22
25 25
28 26
29 29
26 30
27 27
30 28
31 31
34 32
35 35
32 36
33 33
36 34
37 37
40 38
41 41
38 42
39 39
42 40
43 43
46 44
47 47
44 48
45 45
48 46
49 49
52 50
53 53
50 ...

result:

ok answer = 1

Test #36:

score: 0
Accepted
time: 0ms
memory: 3596kb

input:

37332

output:

POSSIBLE
1 1
4 2
5 5
2 6
3 3
6 4
7 7
10 8
11 11
8 12
9 9
12 10
13 13
16 14
17 17
14 18
15 15
18 16
19 19
22 20
23 23
20 24
21 21
24 22
25 25
28 26
29 29
26 30
27 27
30 28
31 31
34 32
35 35
32 36
33 33
36 34
37 37
40 38
41 41
38 42
39 39
42 40
43 43
46 44
47 47
44 48
45 45
48 46
49 49
52 50
53 53
50 ...

result:

ok answer = 1

Test #37:

score: 0
Accepted
time: 7ms
memory: 3528kb

input:

80435

output:

POSSIBLE
1 1
4 2
5 5
2 6
3 3
6 4
7 7
10 8
11 11
8 12
9 9
12 10
13 13
16 14
17 17
14 18
15 15
18 16
19 19
22 20
23 23
20 24
21 21
24 22
25 25
28 26
29 29
26 30
27 27
30 28
31 31
34 32
35 35
32 36
33 33
36 34
37 37
40 38
41 41
38 42
39 39
42 40
43 43
46 44
47 47
44 48
45 45
48 46
49 49
52 50
53 53
50 ...

result:

ok answer = 1

Test #38:

score: 0
Accepted
time: 7ms
memory: 3616kb

input:

90457

output:

POSSIBLE
1 1
4 2
5 5
2 6
3 3
6 4
7 7
10 8
11 11
8 12
9 9
12 10
13 13
16 14
17 17
14 18
15 15
18 16
19 19
22 20
23 23
20 24
21 21
24 22
25 25
28 26
29 29
26 30
27 27
30 28
31 31
34 32
35 35
32 36
33 33
36 34
37 37
40 38
41 41
38 42
39 39
42 40
43 43
46 44
47 47
44 48
45 45
48 46
49 49
52 50
53 53
50 ...

result:

ok answer = 1

Test #39:

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

input:

1796

output:

POSSIBLE
1 1
4 2
5 5
2 6
3 3
6 4
7 7
10 8
11 11
8 12
9 9
12 10
13 13
16 14
17 17
14 18
15 15
18 16
19 19
22 20
23 23
20 24
21 21
24 22
25 25
28 26
29 29
26 30
27 27
30 28
31 31
34 32
35 35
32 36
33 33
36 34
37 37
40 38
41 41
38 42
39 39
42 40
43 43
46 44
47 47
44 48
45 45
48 46
49 49
52 50
53 53
50 ...

result:

ok answer = 1

Test #40:

score: 0
Accepted
time: 5ms
memory: 3788kb

input:

55809

output:

POSSIBLE
1 1
4 2
5 5
2 6
3 3
6 4
7 7
10 8
11 11
8 12
9 9
12 10
13 13
16 14
17 17
14 18
15 15
18 16
19 19
22 20
23 23
20 24
21 21
24 22
25 25
28 26
29 29
26 30
27 27
30 28
31 31
34 32
35 35
32 36
33 33
36 34
37 37
40 38
41 41
38 42
39 39
42 40
43 43
46 44
47 47
44 48
45 45
48 46
49 49
52 50
53 53
50 ...

result:

ok answer = 1

Test #41:

score: 0
Accepted
time: 8ms
memory: 3820kb

input:

97013

output:

POSSIBLE
1 1
4 2
5 5
2 6
3 3
6 4
7 7
10 8
11 11
8 12
9 9
12 10
13 13
16 14
17 17
14 18
15 15
18 16
19 19
22 20
23 23
20 24
21 21
24 22
25 25
28 26
29 29
26 30
27 27
30 28
31 31
34 32
35 35
32 36
33 33
36 34
37 37
40 38
41 41
38 42
39 39
42 40
43 43
46 44
47 47
44 48
45 45
48 46
49 49
52 50
53 53
50 ...

result:

ok answer = 1

Test #42:

score: 0
Accepted
time: 6ms
memory: 3784kb

input:

77938

output:

POSSIBLE
1 1
4 2
5 5
2 6
3 3
6 4
7 7
10 8
11 11
8 12
9 9
12 10
13 13
16 14
17 17
14 18
15 15
18 16
19 19
22 20
23 23
20 24
21 21
24 22
25 25
28 26
29 29
26 30
27 27
30 28
31 31
34 32
35 35
32 36
33 33
36 34
37 37
40 38
41 41
38 42
39 39
42 40
43 43
46 44
47 47
44 48
45 45
48 46
49 49
52 50
53 53
50 ...

result:

ok answer = 1

Test #43:

score: 0
Accepted
time: 7ms
memory: 3536kb

input:

87884

output:

POSSIBLE
1 1
4 2
5 5
2 6
3 3
6 4
7 7
10 8
11 11
8 12
9 9
12 10
13 13
16 14
17 17
14 18
15 15
18 16
19 19
22 20
23 23
20 24
21 21
24 22
25 25
28 26
29 29
26 30
27 27
30 28
31 31
34 32
35 35
32 36
33 33
36 34
37 37
40 38
41 41
38 42
39 39
42 40
43 43
46 44
47 47
44 48
45 45
48 46
49 49
52 50
53 53
50 ...

result:

ok answer = 1

Test #44:

score: 0
Accepted
time: 2ms
memory: 3756kb

input:

61687

output:

POSSIBLE
1 1
4 2
5 5
2 6
3 3
6 4
7 7
10 8
11 11
8 12
9 9
12 10
13 13
16 14
17 17
14 18
15 15
18 16
19 19
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result:

ok answer = 1

Test #45:

score: 0
Accepted
time: 3ms
memory: 3468kb

input:

32567

output:

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result:

ok answer = 1

Test #46:

score: 0
Accepted
time: 5ms
memory: 3624kb

input:

53441

output:

POSSIBLE
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result:

ok answer = 1

Test #47:

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

input:

19197

output:

POSSIBLE
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result:

ok answer = 1

Test #48:

score: 0
Accepted
time: 6ms
memory: 3620kb

input:

77260

output:

POSSIBLE
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result:

ok answer = 1

Test #49:

score: 0
Accepted
time: 1ms
memory: 3820kb

input:

6699

output:

POSSIBLE
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result:

ok answer = 1

Test #50:

score: 0
Accepted
time: 6ms
memory: 3616kb

input:

72561

output:

POSSIBLE
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50 ...

result:

ok answer = 1

Test #51:

score: 0
Accepted
time: 5ms
memory: 3616kb

input:

60412

output:

POSSIBLE
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50 ...

result:

ok answer = 1

Test #52:

score: 0
Accepted
time: 6ms
memory: 3820kb

input:

78243

output:

POSSIBLE
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52 50
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50 ...

result:

ok answer = 1

Test #53:

score: 0
Accepted
time: 8ms
memory: 3624kb

input:

93055

output:

POSSIBLE
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52 50
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50 ...

result:

ok answer = 1

Test #54:

score: 0
Accepted
time: 6ms
memory: 3532kb

input:

72060

output:

POSSIBLE
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52 50
53 53
50 ...

result:

ok answer = 1

Test #55:

score: 0
Accepted
time: 1ms
memory: 3548kb

input:

10561

output:

POSSIBLE
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52 50
53 53
50 ...

result:

ok answer = 1

Test #56:

score: 0
Accepted
time: 5ms
memory: 3532kb

input:

56368

output:

POSSIBLE
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52 50
53 53
50 ...

result:

ok answer = 1

Test #57:

score: 0
Accepted
time: 4ms
memory: 3552kb

input:

44898

output:

POSSIBLE
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52 50
53 53
50 ...

result:

ok answer = 1

Test #58:

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

input:

69941

output:

POSSIBLE
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52 50
53 53
50 ...

result:

ok answer = 1

Test #59:

score: 0
Accepted
time: 2ms
memory: 3776kb

input:

24192

output:

POSSIBLE
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52 50
53 53
50 ...

result:

ok answer = 1

Test #60:

score: 0
Accepted
time: 1ms
memory: 3836kb

input:

13677

output:

POSSIBLE
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50 ...

result:

ok answer = 1

Test #61:

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

input:

47780

output:

POSSIBLE
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52 50
53 53
50 ...

result:

ok answer = 1

Test #62:

score: 0
Accepted
time: 0ms
memory: 3536kb

input:

36022

output:

POSSIBLE
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52 50
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50 ...

result:

ok answer = 1

Test #63:

score: 0
Accepted
time: 4ms
memory: 3472kb

input:

50675

output:

POSSIBLE
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52 50
53 53
50 ...

result:

ok answer = 1

Test #64:

score: 0
Accepted
time: 0ms
memory: 3548kb

input:

26644

output:

POSSIBLE
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50 ...

result:

ok answer = 1

Test #65:

score: 0
Accepted
time: 5ms
memory: 3540kb

input:

56969

output:

POSSIBLE
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52 50
53 53
50 ...

result:

ok answer = 1

Test #66:

score: 0
Accepted
time: 4ms
memory: 3592kb

input:

53401

output:

POSSIBLE
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48 46
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52 50
53 53
50 ...

result:

ok answer = 1

Test #67:

score: 0
Accepted
time: 0ms
memory: 3624kb

input:

24772

output:

POSSIBLE
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52 50
53 53
50 ...

result:

ok answer = 1

Test #68:

score: 0
Accepted
time: 3ms
memory: 3536kb

input:

35433

output:

POSSIBLE
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42 40
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47 47
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45 45
48 46
49 49
52 50
53 53
50 ...

result:

ok answer = 1

Test #69:

score: 0
Accepted
time: 7ms
memory: 3604kb

input:

89877

output:

POSSIBLE
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42 40
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47 47
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45 45
48 46
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52 50
53 53
50 ...

result:

ok answer = 1

Test #70:

score: 0
Accepted
time: 5ms
memory: 3828kb

input:

99986

output:

POSSIBLE
1 1
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42 40
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46 44
47 47
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45 45
48 46
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52 50
53 53
50 ...

result:

ok answer = 1

Test #71:

score: 0
Accepted
time: 1ms
memory: 3532kb

input:

6094

output:

POSSIBLE
1 1
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42 40
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45 45
48 46
49 49
52 50
53 53
50 ...

result:

ok answer = 1