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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#133020#5154. ETAnew_dawn_2#AC ✓9ms3808kbC++171.8kb2023-08-01 13:22:522023-08-01 13:22:55

Details

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Test #1:

score: 100
Accepted
time: 1ms
memory: 3732kb

input:

1/2

output:

2 1
1 2

result:

ok 

Test #2:

score: 0
Accepted
time: 9ms
memory: 3480kb

input:

1/3

output:

impossible

result:

ok 

Test #3:

score: 0
Accepted
time: 1ms
memory: 3544kb

input:

7/4

output:

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

result:

ok 

Test #4:

score: 0
Accepted
time: 1ms
memory: 3608kb

input:

974/975

output:

975 974
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
1 10
1 11
1 12
1 13
1 14
1 15
1 16
1 17
1 18
1 19
1 20
1 21
1 22
1 23
1 24
1 25
1 26
1 27
1 28
1 29
1 30
1 31
1 32
1 33
1 34
1 35
1 36
1 37
1 38
1 39
1 40
1 41
1 42
1 43
1 44
1 45
1 46
1 47
1 48
1 49
1 50
1 51
1 52
1 53
1 54
1 55
1 56
1 57
1 58
1 59
1 60
1 61
...

result:

ok 

Test #5:

score: 0
Accepted
time: 1ms
memory: 3736kb

input:

943/346

output:

346 345
1 2
2 3
3 4
3 5
3 6
3 7
3 8
3 9
3 10
3 11
3 12
3 13
3 14
3 15
3 16
3 17
3 18
3 19
3 20
3 21
3 22
3 23
3 24
3 25
3 26
3 27
3 28
3 29
3 30
3 31
3 32
3 33
3 34
3 35
3 36
3 37
3 38
3 39
3 40
3 41
3 42
3 43
3 44
3 45
3 46
3 47
3 48
3 49
3 50
3 51
3 52
3 53
3 54
3 55
3 56
3 57
3 58
3 59
3 60
3 61
...

result:

ok 

Test #6:

score: 0
Accepted
time: 1ms
memory: 3564kb

input:

912/7

output:

301 300
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 

Test #7:

score: 0
Accepted
time: 1ms
memory: 3488kb

input:

1/1

output:

4 3
1 2
2 3
1 4

result:

ok 

Test #8:

score: 0
Accepted
time: 1ms
memory: 3556kb

input:

1/1000

output:

impossible

result:

ok 

Test #9:

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

input:

1000/999

output:

999 998
1 2
2 3
2 4
1 5
1 6
1 7
1 8
1 9
1 10
1 11
1 12
1 13
1 14
1 15
1 16
1 17
1 18
1 19
1 20
1 21
1 22
1 23
1 24
1 25
1 26
1 27
1 28
1 29
1 30
1 31
1 32
1 33
1 34
1 35
1 36
1 37
1 38
1 39
1 40
1 41
1 42
1 43
1 44
1 45
1 46
1 47
1 48
1 49
1 50
1 51
1 52
1 53
1 54
1 55
1 56
1 57
1 58
1 59
1 60
1 61
...

result:

ok 

Test #10:

score: 0
Accepted
time: 1ms
memory: 3784kb

input:

999/1000

output:

1000 999
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
1 10
1 11
1 12
1 13
1 14
1 15
1 16
1 17
1 18
1 19
1 20
1 21
1 22
1 23
1 24
1 25
1 26
1 27
1 28
1 29
1 30
1 31
1 32
1 33
1 34
1 35
1 36
1 37
1 38
1 39
1 40
1 41
1 42
1 43
1 44
1 45
1 46
1 47
1 48
1 49
1 50
1 51
1 52
1 53
1 54
1 55
1 56
1 57
1 58
1 59
1 60
1 61...

result:

ok 

Test #11:

score: 0
Accepted
time: 1ms
memory: 3540kb

input:

1000/1

output:

2252 2251
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 

Test #12:

score: 0
Accepted
time: 1ms
memory: 3624kb

input:

999/2

output:

1126 1125
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 

Test #13:

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

input:

1000/3

output:

753 752
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 

Test #14:

score: 0
Accepted
time: 1ms
memory: 3664kb

input:

26/3

output:

21 20
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
13 15
13 16
13 17
13 18
13 19
13 20
13 21

result:

ok 

Test #15:

score: 0
Accepted
time: 1ms
memory: 3600kb

input:

79/9

output:

27 26
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
12 14
12 15
12 16
12 17
12 18
12 19
12 20
12 21
12 22
12 23
12 24
12 25
12 26
3 27

result:

ok 

Test #16:

score: 0
Accepted
time: 1ms
memory: 3552kb

input:

80/9

output:

27 26
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
10 11
11 12
12 13
12 14
12 15
12 16
12 17
12 18
12 19
12 20
12 21
12 22
12 23
12 24
12 25
12 26
6 27

result:

ok 

Test #17:

score: 0
Accepted
time: 0ms
memory: 3568kb

input:

998/999

output:

999 998
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
1 10
1 11
1 12
1 13
1 14
1 15
1 16
1 17
1 18
1 19
1 20
1 21
1 22
1 23
1 24
1 25
1 26
1 27
1 28
1 29
1 30
1 31
1 32
1 33
1 34
1 35
1 36
1 37
1 38
1 39
1 40
1 41
1 42
1 43
1 44
1 45
1 46
1 47
1 48
1 49
1 50
1 51
1 52
1 53
1 54
1 55
1 56
1 57
1 58
1 59
1 60
1 61
...

result:

ok 

Test #18:

score: 0
Accepted
time: 1ms
memory: 3572kb

input:

997/999

output:

impossible

result:

ok 

Test #19:

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

input:

997/1000

output:

impossible

result:

ok 

Test #20:

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

input:

99/200

output:

impossible

result:

ok 

Test #21:

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

input:

101/200

output:

impossible

result:

ok 

Test #22:

score: 0
Accepted
time: 1ms
memory: 3768kb

input:

99/199

output:

impossible

result:

ok 

Test #23:

score: 0
Accepted
time: 1ms
memory: 3556kb

input:

2/1

output:

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

result:

ok 

Test #24:

score: 0
Accepted
time: 1ms
memory: 3776kb

input:

200/99

output:

99 98
1 2
2 3
3 4
3 5
3 6
3 7
3 8
3 9
3 10
3 11
3 12
3 13
3 14
3 15
3 16
3 17
3 18
3 19
3 20
3 21
3 22
3 23
3 24
3 25
3 26
3 27
3 28
3 29
3 30
3 31
3 32
3 33
3 34
3 35
3 36
3 37
3 38
3 39
3 40
3 41
3 42
3 43
3 44
3 45
3 46
3 47
3 48
3 49
3 50
3 51
3 52
3 53
2 54
1 55
1 56
1 57
1 58
1 59
1 60
1 61
1 ...

result:

ok 

Test #25:

score: 0
Accepted
time: 1ms
memory: 3732kb

input:

200/101

output:

101 100
1 2
2 3
3 4
3 5
3 6
3 7
3 8
3 9
3 10
3 11
3 12
3 13
3 14
3 15
3 16
3 17
3 18
3 19
3 20
3 21
3 22
3 23
3 24
3 25
3 26
3 27
3 28
3 29
3 30
3 31
3 32
3 33
3 34
3 35
3 36
3 37
3 38
3 39
3 40
3 41
3 42
3 43
3 44
3 45
3 46
3 47
3 48
3 49
3 50
3 51
3 52
2 53
1 54
1 55
1 56
1 57
1 58
1 59
1 60
1 61
...

result:

ok 

Test #26:

score: 0
Accepted
time: 1ms
memory: 3668kb

input:

199/100

output:

100 99
1 2
2 3
3 4
3 5
3 6
3 7
3 8
3 9
3 10
3 11
3 12
3 13
3 14
3 15
3 16
3 17
3 18
3 19
3 20
3 21
3 22
3 23
3 24
3 25
3 26
3 27
3 28
3 29
3 30
3 31
3 32
3 33
3 34
3 35
3 36
3 37
3 38
3 39
3 40
3 41
3 42
3 43
3 44
3 45
3 46
3 47
3 48
3 49
3 50
3 51
3 52
2 53
1 54
1 55
1 56
1 57
1 58
1 59
1 60
1 61
1...

result:

ok 

Test #27:

score: 0
Accepted
time: 1ms
memory: 3496kb

input:

201/100

output:

100 99
1 2
2 3
3 4
3 5
3 6
3 7
3 8
3 9
3 10
3 11
3 12
3 13
3 14
3 15
3 16
3 17
3 18
3 19
3 20
3 21
3 22
3 23
3 24
3 25
3 26
3 27
3 28
3 29
3 30
3 31
3 32
3 33
3 34
3 35
3 36
3 37
3 38
3 39
3 40
3 41
3 42
3 43
3 44
3 45
3 46
3 47
3 48
3 49
3 50
3 51
3 52
3 53
2 54
1 55
1 56
1 57
1 58
1 59
1 60
1 61
1...

result:

ok 

Test #28:

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

input:

999/500

output:

500 499
1 2
2 3
3 4
3 5
3 6
3 7
3 8
3 9
3 10
3 11
3 12
3 13
3 14
3 15
3 16
3 17
3 18
3 19
3 20
3 21
3 22
3 23
3 24
3 25
3 26
3 27
3 28
3 29
3 30
3 31
3 32
3 33
3 34
3 35
3 36
3 37
3 38
3 39
3 40
3 41
3 42
3 43
3 44
3 45
3 46
3 47
3 48
3 49
3 50
3 51
3 52
3 53
3 54
3 55
3 56
3 57
3 58
3 59
3 60
3 61
...

result:

ok 

Test #29:

score: 0
Accepted
time: 1ms
memory: 3736kb

input:

333/167

output:

167 166
1 2
2 3
3 4
3 5
3 6
3 7
3 8
3 9
3 10
3 11
3 12
3 13
3 14
3 15
3 16
3 17
3 18
3 19
3 20
3 21
3 22
3 23
3 24
3 25
3 26
3 27
3 28
3 29
3 30
3 31
3 32
3 33
3 34
3 35
3 36
3 37
3 38
3 39
3 40
3 41
3 42
3 43
3 44
3 45
3 46
3 47
3 48
3 49
3 50
3 51
3 52
3 53
3 54
3 55
3 56
3 57
3 58
3 59
3 60
3 61
...

result:

ok 

Test #30:

score: 0
Accepted
time: 1ms
memory: 3488kb

input:

3/1

output:

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

result:

ok 

Test #31:

score: 0
Accepted
time: 1ms
memory: 3572kb

input:

301/100

output:

100 99
1 2
2 3
3 4
4 5
4 6
4 7
4 8
4 9
4 10
4 11
4 12
4 13
4 14
4 15
4 16
4 17
4 18
4 19
4 20
4 21
4 22
4 23
4 24
4 25
4 26
4 27
4 28
4 29
4 30
4 31
4 32
4 33
4 34
4 35
4 36
4 37
4 38
4 39
4 40
4 41
4 42
4 43
4 44
4 45
4 46
4 47
4 48
4 49
4 50
4 51
4 52
4 53
4 54
4 55
4 56
4 57
4 58
4 59
4 60
4 61
4...

result:

ok 

Test #32:

score: 0
Accepted
time: 1ms
memory: 3776kb

input:

299/100

output:

100 99
1 2
2 3
3 4
4 5
4 6
4 7
4 8
4 9
4 10
4 11
4 12
4 13
4 14
4 15
4 16
4 17
4 18
4 19
4 20
4 21
4 22
4 23
4 24
4 25
4 26
4 27
4 28
4 29
4 30
4 31
4 32
4 33
4 34
4 35
4 36
4 37
4 38
4 39
4 40
4 41
4 42
4 43
4 44
4 45
4 46
4 47
4 48
4 49
4 50
4 51
4 52
4 53
4 54
4 55
4 56
4 57
4 58
4 59
4 60
4 61
4...

result:

ok 

Test #33:

score: 0
Accepted
time: 1ms
memory: 3784kb

input:

1000/333

output:

333 332
1 2
2 3
3 4
4 5
4 6
4 7
4 8
4 9
4 10
4 11
4 12
4 13
4 14
4 15
4 16
4 17
4 18
4 19
4 20
4 21
4 22
4 23
4 24
4 25
4 26
4 27
4 28
4 29
4 30
4 31
4 32
4 33
4 34
4 35
4 36
4 37
4 38
4 39
4 40
4 41
4 42
4 43
4 44
4 45
4 46
4 47
4 48
4 49
4 50
4 51
4 52
4 53
4 54
4 55
4 56
4 57
4 58
4 59
4 60
4 61
...

result:

ok 

Test #34:

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

input:

500/167

output:

167 166
1 2
2 3
3 4
4 5
4 6
4 7
4 8
4 9
4 10
4 11
4 12
4 13
4 14
4 15
4 16
4 17
4 18
4 19
4 20
4 21
4 22
4 23
4 24
4 25
4 26
4 27
4 28
4 29
4 30
4 31
4 32
4 33
4 34
4 35
4 36
4 37
4 38
4 39
4 40
4 41
4 42
4 43
4 44
4 45
4 46
4 47
4 48
4 49
4 50
4 51
4 52
4 53
4 54
4 55
4 56
4 57
4 58
4 59
4 60
4 61
...

result:

ok 

Test #35:

score: 0
Accepted
time: 1ms
memory: 3556kb

input:

14/5

output:

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

result:

ok 

Test #36:

score: 0
Accepted
time: 1ms
memory: 3536kb

input:

16/5

output:

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

result:

ok 

Test #37:

score: 0
Accepted
time: 1ms
memory: 3768kb

input:

15/4

output:

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

result:

ok 

Test #38:

score: 0
Accepted
time: 1ms
memory: 3592kb

input:

5/2

output:

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

result:

ok 

Test #39:

score: 0
Accepted
time: 1ms
memory: 3624kb

input:

409/19

output:

57 56
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
30 32
30 33
30 34
30 35
30 36
30 37
30 38
30 39
30 40
30 41
30 42
30 43
30 44
30 45
30 46
30 47
30 48
30 49
30 50
30 51
30 52
30 53...

result:

ok 

Test #40:

score: 0
Accepted
time: 1ms
memory: 3544kb

input:

818/39

output:

78 77
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
26 28
26 29
26 30
26 31
26 32
26 33
26 34
26 35
26 36
26 37
26 38
26 39
26 40
26 41
26 42
26 43
26 44
26 45
26 46
26 47
26 48
26 49
26 50
26 51
26 52
26 53...

result:

ok 

Test #41:

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

input:

409/20

output:

60 59
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
27 29
27 30
27 31
27 32
27 33
27 34
27 35
27 36
27 37
27 38
27 39
27 40
27 41
27 42
27 43
27 44
27 45
27 46
27 47
27 48
27 49
27 50
27 51
27 52
27 53...

result:

ok 

Test #42:

score: 0
Accepted
time: 1ms
memory: 3544kb

input:

818/41

output:

82 81
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
24 26
24 27
24 28
24 29
24 30
24 31
24 32
24 33
24 34
24 35
24 36
24 37
24 38
24 39
24 40
24 41
24 42
24 43
24 44
24 45
24 46
24 47
24 48
24 49
24 50
24 51
24 52
24 53...

result:

ok 

Test #43:

score: 0
Accepted
time: 1ms
memory: 3772kb

input:

819/38

output:

76 75
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
27 29
27 30
27 31
27 32
27 33
27 34
27 35
27 36
27 37
27 38
27 39
27 40
27 41
27 42
27 43
27 44
27 45
27 46
27 47
27 48
27 49
27 50
27 51
27 52
27 53...

result:

ok 

Test #44:

score: 0
Accepted
time: 1ms
memory: 3560kb

input:

21/1

output:

49 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
32 34
32 35
32 36
32 37
32 38
32 39
32 40
32 41
32 42
32 43
32 44
32 45
32 46
32 47
32 48
21 49

result:

ok 

Test #45:

score: 0
Accepted
time: 1ms
memory: 3492kb

input:

819/40

output:

80 79
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
25 27
25 28
25 29
25 30
25 31
25 32
25 33
25 34
25 35
25 36
25 37
25 38
25 39
25 40
25 41
25 42
25 43
25 44
25 45
25 46
25 47
25 48
25 49
25 50
25 51
25 52
25 53...

result:

ok 

Test #46:

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

input:

819/41

output:

82 81
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
24 26
24 27
24 28
24 29
24 30
24 31
24 32
24 33
24 34
24 35
24 36
24 37
24 38
24 39
24 40
24 41
24 42
24 43
24 44
24 45
24 46
24 47
24 48
24 49
24 50
24 51
24 52
24 53...

result:

ok 

Test #47:

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

input:

410/19

output:

57 56
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
30 32
30 33
30 34
30 35
30 36
30 37
30 38
30 39
30 40
30 41
30 42
30 43
30 44
30 45
30 46
30 47
30 48
30 49
30 50
30 51
30 52
30 53...

result:

ok 

Test #48:

score: 0
Accepted
time: 1ms
memory: 3560kb

input:

820/39

output:

78 77
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
26 28
26 29
26 30
26 31
26 32
26 33
26 34
26 35
26 36
26 37
26 38
26 39
26 40
26 41
26 42
26 43
26 44
26 45
26 46
26 47
26 48
26 49
26 50
26 51
26 52
26 53...

result:

ok 

Test #49:

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

input:

41/2

output:

48 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
31 33
31 34
31 35
31 36
31 37
31 38
31 39
31 40
31 41
31 42
31 43
31 44
31 45
31 46
31 47
23 48

result:

ok 

Test #50:

score: 0
Accepted
time: 1ms
memory: 3628kb

input:

20/1

output:

47 46
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
30 32
30 33
30 34
30 35
30 36
30 37
30 38
30 39
30 40
30 41
30 42
30 43
30 44
30 45
30 46
25 47

result:

ok 

Test #51:

score: 0
Accepted
time: 1ms
memory: 3768kb

input:

821/38

output:

76 75
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
27 29
27 30
27 31
27 32
27 33
27 34
27 35
27 36
27 37
27 38
27 39
27 40
27 41
27 42
27 43
27 44
27 45
27 46
27 47
27 48
27 49
27 50
27 51
27 52
27 53...

result:

ok 

Test #52:

score: 0
Accepted
time: 1ms
memory: 3564kb

input:

821/39

output:

78 77
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
26 28
26 29
26 30
26 31
26 32
26 33
26 34
26 35
26 36
26 37
26 38
26 39
26 40
26 41
26 42
26 43
26 44
26 45
26 46
26 47
26 48
26 49
26 50
26 51
26 52
26 53...

result:

ok 

Test #53:

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

input:

821/40

output:

80 79
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
25 27
25 28
25 29
25 30
25 31
25 32
25 33
25 34
25 35
25 36
25 37
25 38
25 39
25 40
25 41
25 42
25 43
25 44
25 45
25 46
25 47
25 48
25 49
25 50
25 51
25 52
25 53...

result:

ok 

Test #54:

score: 0
Accepted
time: 1ms
memory: 3760kb

input:

821/41

output:

82 81
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
24 26
24 27
24 28
24 29
24 30
24 31
24 32
24 33
24 34
24 35
24 36
24 37
24 38
24 39
24 40
24 41
24 42
24 43
24 44
24 45
24 46
24 47
24 48
24 49
24 50
24 51
24 52
24 53...

result:

ok 

Test #55:

score: 0
Accepted
time: 1ms
memory: 3608kb

input:

512/1

output:

1154 1153
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 

Test #56:

score: 0
Accepted
time: 1ms
memory: 3608kb

input:

729/1

output:

1642 1641
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 

Test #57:

score: 0
Accepted
time: 1ms
memory: 3592kb

input:

625/1

output:

1408 1407
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 

Test #58:

score: 0
Accepted
time: 1ms
memory: 3768kb

input:

127/626

output:

impossible

result:

ok 

Test #59:

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

input:

429/838

output:

impossible

result:

ok 

Test #60:

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

input:

563/710

output:

impossible

result:

ok 

Test #61:

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

input:

40/207

output:

impossible

result:

ok 

Test #62:

score: 0
Accepted
time: 1ms
memory: 3560kb

input:

145/298

output:

impossible

result:

ok 

Test #63:

score: 0
Accepted
time: 1ms
memory: 3660kb

input:

109/286

output:

impossible

result:

ok 

Test #64:

score: 0
Accepted
time: 0ms
memory: 3484kb

input:

219/305

output:

impossible

result:

ok 

Test #65:

score: 0
Accepted
time: 1ms
memory: 3764kb

input:

11/258

output:

impossible

result:

ok 

Test #66:

score: 0
Accepted
time: 1ms
memory: 3660kb

input:

59/105

output:

impossible

result:

ok 

Test #67:

score: 0
Accepted
time: 1ms
memory: 3588kb

input:

59/660

output:

impossible

result:

ok 

Test #68:

score: 0
Accepted
time: 1ms
memory: 3560kb

input:

209/210

output:

210 209
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
1 10
1 11
1 12
1 13
1 14
1 15
1 16
1 17
1 18
1 19
1 20
1 21
1 22
1 23
1 24
1 25
1 26
1 27
1 28
1 29
1 30
1 31
1 32
1 33
1 34
1 35
1 36
1 37
1 38
1 39
1 40
1 41
1 42
1 43
1 44
1 45
1 46
1 47
1 48
1 49
1 50
1 51
1 52
1 53
1 54
1 55
1 56
1 57
1 58
1 59
1 60
1 61
...

result:

ok 

Test #69:

score: 0
Accepted
time: 1ms
memory: 3568kb

input:

484/485

output:

485 484
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
1 10
1 11
1 12
1 13
1 14
1 15
1 16
1 17
1 18
1 19
1 20
1 21
1 22
1 23
1 24
1 25
1 26
1 27
1 28
1 29
1 30
1 31
1 32
1 33
1 34
1 35
1 36
1 37
1 38
1 39
1 40
1 41
1 42
1 43
1 44
1 45
1 46
1 47
1 48
1 49
1 50
1 51
1 52
1 53
1 54
1 55
1 56
1 57
1 58
1 59
1 60
1 61
...

result:

ok 

Test #70:

score: 0
Accepted
time: 1ms
memory: 3540kb

input:

178/179

output:

179 178
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
1 10
1 11
1 12
1 13
1 14
1 15
1 16
1 17
1 18
1 19
1 20
1 21
1 22
1 23
1 24
1 25
1 26
1 27
1 28
1 29
1 30
1 31
1 32
1 33
1 34
1 35
1 36
1 37
1 38
1 39
1 40
1 41
1 42
1 43
1 44
1 45
1 46
1 47
1 48
1 49
1 50
1 51
1 52
1 53
1 54
1 55
1 56
1 57
1 58
1 59
1 60
1 61
...

result:

ok 

Test #71:

score: 0
Accepted
time: 1ms
memory: 3640kb

input:

947/948

output:

948 947
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
1 10
1 11
1 12
1 13
1 14
1 15
1 16
1 17
1 18
1 19
1 20
1 21
1 22
1 23
1 24
1 25
1 26
1 27
1 28
1 29
1 30
1 31
1 32
1 33
1 34
1 35
1 36
1 37
1 38
1 39
1 40
1 41
1 42
1 43
1 44
1 45
1 46
1 47
1 48
1 49
1 50
1 51
1 52
1 53
1 54
1 55
1 56
1 57
1 58
1 59
1 60
1 61
...

result:

ok 

Test #72:

score: 0
Accepted
time: 0ms
memory: 3568kb

input:

635/636

output:

636 635
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
1 10
1 11
1 12
1 13
1 14
1 15
1 16
1 17
1 18
1 19
1 20
1 21
1 22
1 23
1 24
1 25
1 26
1 27
1 28
1 29
1 30
1 31
1 32
1 33
1 34
1 35
1 36
1 37
1 38
1 39
1 40
1 41
1 42
1 43
1 44
1 45
1 46
1 47
1 48
1 49
1 50
1 51
1 52
1 53
1 54
1 55
1 56
1 57
1 58
1 59
1 60
1 61
...

result:

ok 

Test #73:

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

input:

11/12

output:

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

result:

ok 

Test #74:

score: 0
Accepted
time: 1ms
memory: 3632kb

input:

451/452

output:

452 451
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
1 10
1 11
1 12
1 13
1 14
1 15
1 16
1 17
1 18
1 19
1 20
1 21
1 22
1 23
1 24
1 25
1 26
1 27
1 28
1 29
1 30
1 31
1 32
1 33
1 34
1 35
1 36
1 37
1 38
1 39
1 40
1 41
1 42
1 43
1 44
1 45
1 46
1 47
1 48
1 49
1 50
1 51
1 52
1 53
1 54
1 55
1 56
1 57
1 58
1 59
1 60
1 61
...

result:

ok 

Test #75:

score: 0
Accepted
time: 1ms
memory: 3544kb

input:

144/145

output:

145 144
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
1 10
1 11
1 12
1 13
1 14
1 15
1 16
1 17
1 18
1 19
1 20
1 21
1 22
1 23
1 24
1 25
1 26
1 27
1 28
1 29
1 30
1 31
1 32
1 33
1 34
1 35
1 36
1 37
1 38
1 39
1 40
1 41
1 42
1 43
1 44
1 45
1 46
1 47
1 48
1 49
1 50
1 51
1 52
1 53
1 54
1 55
1 56
1 57
1 58
1 59
1 60
1 61
...

result:

ok 

Test #76:

score: 0
Accepted
time: 1ms
memory: 3776kb

input:

478/479

output:

479 478
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
1 10
1 11
1 12
1 13
1 14
1 15
1 16
1 17
1 18
1 19
1 20
1 21
1 22
1 23
1 24
1 25
1 26
1 27
1 28
1 29
1 30
1 31
1 32
1 33
1 34
1 35
1 36
1 37
1 38
1 39
1 40
1 41
1 42
1 43
1 44
1 45
1 46
1 47
1 48
1 49
1 50
1 51
1 52
1 53
1 54
1 55
1 56
1 57
1 58
1 59
1 60
1 61
...

result:

ok 

Test #77:

score: 0
Accepted
time: 1ms
memory: 3588kb

input:

603/604

output:

604 603
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
1 10
1 11
1 12
1 13
1 14
1 15
1 16
1 17
1 18
1 19
1 20
1 21
1 22
1 23
1 24
1 25
1 26
1 27
1 28
1 29
1 30
1 31
1 32
1 33
1 34
1 35
1 36
1 37
1 38
1 39
1 40
1 41
1 42
1 43
1 44
1 45
1 46
1 47
1 48
1 49
1 50
1 51
1 52
1 53
1 54
1 55
1 56
1 57
1 58
1 59
1 60
1 61
...

result:

ok 

Test #78:

score: 0
Accepted
time: 1ms
memory: 3588kb

input:

34/897

output:

impossible

result:

ok 

Test #79:

score: 0
Accepted
time: 1ms
memory: 3736kb

input:

794/101

output:

101 100
1 2
2 3
3 4
4 5
5 6
6 7
7 8
8 9
9 10
9 11
9 12
9 13
9 14
9 15
9 16
9 17
9 18
9 19
9 20
9 21
9 22
9 23
9 24
9 25
9 26
9 27
9 28
9 29
9 30
9 31
9 32
9 33
9 34
9 35
9 36
9 37
9 38
9 39
9 40
9 41
9 42
9 43
9 44
9 45
9 46
9 47
9 48
9 49
9 50
9 51
9 52
9 53
9 54
9 55
9 56
9 57
9 58
9 59
9 60
9 61
...

result:

ok 

Test #80:

score: 0
Accepted
time: 1ms
memory: 3776kb

input:

303/169

output:

169 168
1 2
2 3
2 4
2 5
2 6
2 7
2 8
2 9
2 10
2 11
2 12
2 13
2 14
2 15
2 16
2 17
2 18
2 19
2 20
2 21
2 22
2 23
2 24
2 25
2 26
2 27
2 28
2 29
2 30
2 31
2 32
2 33
2 34
2 35
2 36
2 37
2 38
2 39
2 40
2 41
2 42
2 43
2 44
2 45
2 46
2 47
2 48
2 49
2 50
2 51
2 52
2 53
2 54
2 55
2 56
2 57
2 58
2 59
2 60
2 61
...

result:

ok 

Test #81:

score: 0
Accepted
time: 1ms
memory: 3596kb

input:

539/734

output:

impossible

result:

ok 

Test #82:

score: 0
Accepted
time: 0ms
memory: 3796kb

input:

725/603

output:

603 602
1 2
2 3
2 4
2 5
2 6
2 7
2 8
2 9
2 10
2 11
2 12
2 13
2 14
2 15
2 16
2 17
2 18
2 19
2 20
2 21
2 22
2 23
2 24
2 25
2 26
2 27
2 28
2 29
2 30
2 31
2 32
2 33
2 34
2 35
2 36
2 37
2 38
2 39
2 40
2 41
2 42
2 43
2 44
2 45
2 46
2 47
2 48
2 49
2 50
2 51
2 52
2 53
2 54
2 55
2 56
2 57
2 58
2 59
2 60
2 61
...

result:

ok 

Test #83:

score: 0
Accepted
time: 1ms
memory: 3536kb

input:

83/393

output:

impossible

result:

ok 

Test #84:

score: 0
Accepted
time: 1ms
memory: 3568kb

input:

713/855

output:

impossible

result:

ok 

Test #85:

score: 0
Accepted
time: 1ms
memory: 3564kb

input:

349/753

output:

impossible

result:

ok 

Test #86:

score: 0
Accepted
time: 1ms
memory: 3576kb

input:

505/87

output:

87 86
1 2
2 3
3 4
4 5
5 6
6 7
7 8
7 9
7 10
7 11
7 12
7 13
7 14
7 15
7 16
7 17
7 18
7 19
7 20
7 21
7 22
7 23
7 24
7 25
7 26
7 27
7 28
7 29
7 30
7 31
7 32
7 33
7 34
7 35
7 36
7 37
7 38
7 39
7 40
7 41
7 42
7 43
7 44
7 45
7 46
7 47
7 48
7 49
7 50
7 51
7 52
7 53
7 54
7 55
7 56
7 57
7 58
7 59
7 60
7 61
7 ...

result:

ok 

Test #87:

score: 0
Accepted
time: 1ms
memory: 3528kb

input:

631/690

output:

impossible

result:

ok 

Test #88:

score: 0
Accepted
time: 1ms
memory: 3600kb

input:

357/104

output:

104 103
1 2
2 3
3 4
4 5
4 6
4 7
4 8
4 9
4 10
4 11
4 12
4 13
4 14
4 15
4 16
4 17
4 18
4 19
4 20
4 21
4 22
4 23
4 24
4 25
4 26
4 27
4 28
4 29
4 30
4 31
4 32
4 33
4 34
4 35
4 36
4 37
4 38
4 39
4 40
4 41
4 42
4 43
4 44
4 45
4 46
4 47
4 48
4 49
4 50
4 51
4 52
4 53
4 54
4 55
4 56
4 57
4 58
4 59
4 60
4 61
...

result:

ok 

Test #89:

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

input:

176/849

output:

impossible

result:

ok 

Test #90:

score: 0
Accepted
time: 1ms
memory: 3728kb

input:

616/757

output:

impossible

result:

ok 

Test #91:

score: 0
Accepted
time: 1ms
memory: 3768kb

input:

138/953

output:

impossible

result:

ok 

Test #92:

score: 0
Accepted
time: 1ms
memory: 3620kb

input:

152/389

output:

impossible

result:

ok 

Test #93:

score: 0
Accepted
time: 1ms
memory: 3556kb

input:

31/425

output:

impossible

result:

ok 

Test #94:

score: 0
Accepted
time: 1ms
memory: 3564kb

input:

91/550

output:

impossible

result:

ok 

Test #95:

score: 0
Accepted
time: 1ms
memory: 3764kb

input:

531/956

output:

impossible

result:

ok 

Test #96:

score: 0
Accepted
time: 1ms
memory: 3552kb

input:

283/737

output:

impossible

result:

ok 

Test #97:

score: 0
Accepted
time: 1ms
memory: 3568kb

input:

490/3

output:

369 368
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 

Test #98:

score: 0
Accepted
time: 1ms
memory: 3764kb

input:

473/1

output:

1066 1065
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 

Test #99:

score: 0
Accepted
time: 1ms
memory: 3632kb

input:

980/1

output:

2207 2206
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 

Test #100:

score: 0
Accepted
time: 1ms
memory: 3568kb

input:

926/5

output:

420 419
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 

Test #101:

score: 0
Accepted
time: 1ms
memory: 3760kb

input:

457/1

output:

1030 1029
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 

Test #102:

score: 0
Accepted
time: 1ms
memory: 3592kb

input:

909/2

output:

1024 1023
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 

Test #103:

score: 0
Accepted
time: 1ms
memory: 3588kb

input:

156/1

output:

353 352
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 

Test #104:

score: 0
Accepted
time: 1ms
memory: 3808kb

input:

486/1

output:

1095 1094
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 

Test #105:

score: 0
Accepted
time: 1ms
memory: 3568kb

input:

249/2

output:

282 281
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 

Test #106:

score: 0
Accepted
time: 1ms
memory: 3796kb

input:

948/1

output:

2135 2134
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