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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
#487701#7303. City UnitedMaMengQiAC ✓276ms325156kbC++201.3kb2024-07-23 07:53:042024-07-23 07:53:04

详细

Test #1:

score: 100
Accepted
time: 3ms
memory: 7676kb

input:

3 2
1 2
2 3

output:

0

result:

ok 1 number(s): "0"

Test #2:

score: 0
Accepted
time: 3ms
memory: 7744kb

input:

3 3
1 2
2 3
3 1

output:

1

result:

ok 1 number(s): "1"

Test #3:

score: 0
Accepted
time: 14ms
memory: 44668kb

input:

15 31
9 5
14 5
2 7
5 15
11 14
11 9
2 6
3 4
12 1
6 8
3 5
11 10
15 6
4 1
1 2
8 9
6 12
14 10
13 2
4 5
3 8
3 15
11 6
7 5
4 6
11 2
13 15
3 2
8 4
6 13
7 10

output:

1

result:

ok 1 number(s): "1"

Test #4:

score: 0
Accepted
time: 10ms
memory: 42488kb

input:

15 92
10 9
15 7
11 1
7 2
12 10
1 12
4 13
1 4
11 5
1 2
4 3
1 9
15 4
11 7
14 1
8 7
8 12
7 4
10 14
7 13
6 13
4 12
11 10
13 8
13 15
10 7
2 14
12 13
14 5
8 4
12 9
7 9
15 10
10 4
11 15
13 10
6 15
8 9
2 8
11 12
5 4
1 6
2 9
10 1
5 6
14 12
5 13
5 10
6 9
15 8
12 15
10 2
5 7
4 6
2 11
12 3
15 9
9 3
3 10
5 2
12 ...

output:

0

result:

ok 1 number(s): "0"

Test #5:

score: 0
Accepted
time: 7ms
memory: 46644kb

input:

15 80
5 10
10 13
13 4
4 2
6 10
8 6
13 7
13 9
9 5
6 13
6 3
13 14
10 12
8 3
8 13
9 1
7 5
14 6
14 10
6 9
11 14
7 10
13 15
7 9
14 7
8 1
10 3
11 6
15 7
12 8
3 13
6 2
6 7
13 5
7 3
11 8
3 5
2 5
15 2
7 12
1 14
11 1
1 10
10 4
4 14
2 9
12 5
15 8
8 5
1 13
1 12
9 14
14 2
1 3
14 5
10 15
3 15
1 7
1 5
6 15
8 9
2 7...

output:

1

result:

ok 1 number(s): "1"

Test #6:

score: 0
Accepted
time: 9ms
memory: 44668kb

input:

15 45
13 15
3 15
5 4
15 14
6 10
2 3
10 11
9 8
8 7
10 4
9 2
3 8
15 2
2 6
15 9
6 15
10 7
8 2
5 6
14 10
12 10
8 1
11 3
3 12
2 1
11 15
11 5
2 7
1 11
8 4
1 6
14 5
5 2
13 1
7 11
4 12
12 14
15 5
7 5
10 2
4 7
13 2
4 14
12 1
12 11

output:

0

result:

ok 1 number(s): "0"

Test #7:

score: 0
Accepted
time: 12ms
memory: 52780kb

input:

15 48
5 14
11 1
6 8
10 3
10 6
3 4
3 8
15 3
10 15
2 11
5 15
7 10
7 14
5 10
2 9
9 3
11 4
11 7
12 5
9 10
10 14
10 2
13 11
2 8
10 13
2 3
7 12
13 3
10 8
12 10
15 12
4 7
9 13
7 13
5 7
2 13
11 14
9 15
6 15
8 12
2 6
1 13
3 14
4 15
5 3
6 3
4 10
2 7

output:

0

result:

ok 1 number(s): "0"

Test #8:

score: 0
Accepted
time: 9ms
memory: 38460kb

input:

15 104
9 1
11 4
11 6
2 14
8 3
10 6
1 4
8 5
4 15
10 4
12 4
14 11
7 9
12 15
1 10
13 14
9 14
1 6
4 2
2 9
5 10
14 10
2 10
12 6
3 10
9 5
1 7
12 14
5 2
10 13
7 6
6 8
10 15
8 14
14 5
9 12
1 3
12 10
10 9
6 14
8 7
8 11
10 11
13 6
11 5
12 3
3 13
11 9
7 12
8 1
11 12
15 8
8 12
9 13
8 9
14 7
7 11
3 7
3 11
14 3
1...

output:

0

result:

ok 1 number(s): "0"

Test #9:

score: 0
Accepted
time: 12ms
memory: 42472kb

input:

15 102
9 8
7 5
2 3
5 14
15 7
7 9
15 11
14 15
13 7
4 1
3 6
8 14
4 7
12 7
10 1
13 5
2 8
8 12
10 9
5 3
14 1
10 8
10 14
13 3
6 9
6 12
1 3
10 5
2 15
8 13
8 4
1 7
6 13
5 2
14 9
6 2
6 11
2 1
11 9
1 12
6 14
14 13
10 7
1 6
3 7
12 10
12 13
12 5
12 2
12 14
4 9
3 9
13 11
11 10
5 1
10 15
8 7
6 7
13 2
6 5
8 6
11 ...

output:

0

result:

ok 1 number(s): "0"

Test #10:

score: 0
Accepted
time: 10ms
memory: 38376kb

input:

15 104
3 4
11 8
5 13
8 7
9 4
7 11
3 2
6 11
10 4
9 7
3 12
11 2
1 11
5 12
1 10
5 6
6 7
2 10
12 14
1 14
13 11
1 3
9 8
6 13
10 14
1 7
11 10
11 14
6 8
11 9
12 13
15 7
9 3
13 4
3 14
12 7
2 4
10 9
10 7
2 1
15 9
6 15
12 9
14 7
7 3
12 15
11 3
3 10
4 6
5 11
10 5
11 15
13 10
6 1
10 12
12 11
4 7
10 8
4 1
13 2
3...

output:

0

result:

ok 1 number(s): "0"

Test #11:

score: 0
Accepted
time: 10ms
memory: 40540kb

input:

15 91
1 11
15 14
14 11
5 10
4 6
6 10
11 3
14 5
15 10
3 2
11 5
9 13
11 12
15 5
13 12
3 7
2 4
12 2
10 13
7 8
9 11
8 11
3 5
3 10
8 3
14 10
2 7
12 15
3 6
6 9
8 4
6 2
8 1
7 10
5 1
7 6
4 1
10 2
11 4
1 13
12 14
11 6
9 3
9 5
14 3
14 9
8 14
9 8
4 3
1 7
15 3
13 3
4 15
15 8
5 4
14 1
10 9
13 7
12 7
7 15
9 2
6 1...

output:

1

result:

ok 1 number(s): "1"

Test #12:

score: 0
Accepted
time: 7ms
memory: 40496kb

input:

15 103
13 9
2 6
13 1
7 6
1 3
3 7
1 14
9 3
4 5
14 8
14 13
10 9
13 4
12 10
14 15
1 4
11 10
8 7
7 11
6 9
14 6
10 5
1 8
11 8
7 2
5 6
5 3
2 10
1 11
3 4
7 13
14 3
4 10
12 5
9 12
5 1
1 6
12 2
2 11
9 1
1 7
8 9
10 15
3 2
7 10
2 9
12 7
2 4
1 12
2 5
2 14
3 10
4 14
10 6
14 10
11 4
14 11
15 11
2 8
11 6
15 6
15 7...

output:

1

result:

ok 1 number(s): "1"

Test #13:

score: 0
Accepted
time: 84ms
memory: 298536kb

input:

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

output:

1

result:

ok 1 number(s): "1"

Test #14:

score: 0
Accepted
time: 50ms
memory: 282112kb

input:

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

output:

1

result:

ok 1 number(s): "1"

Test #15:

score: 0
Accepted
time: 86ms
memory: 286200kb

input:

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

output:

1

result:

ok 1 number(s): "1"

Test #16:

score: 0
Accepted
time: 32ms
memory: 275964kb

input:

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

output:

0

result:

ok 1 number(s): "0"

Test #17:

score: 0
Accepted
time: 53ms
memory: 269860kb

input:

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

output:

1

result:

ok 1 number(s): "1"

Test #18:

score: 0
Accepted
time: 62ms
memory: 280116kb

input:

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

output:

0

result:

ok 1 number(s): "0"

Test #19:

score: 0
Accepted
time: 35ms
memory: 245296kb

input:

50 93
46 44
27 26
1 2
13 11
44 45
18 16
37 35
47 49
19 20
34 33
16 15
23 21
7 6
34 35
28 29
48 46
14 16
6 8
22 20
6 4
30 32
13 14
14 12
4 5
50 49
26 28
31 29
50 48
18 19
19 21
47 46
36 34
11 9
13 12
2 4
8 7
8 9
10 9
17 15
14 15
20 21
3 5
11 12
30 31
43 42
3 4
40 38
1 3
35 36
44 42
48 47
47 45
37 38
...

output:

0

result:

ok 1 number(s): "0"

Test #20:

score: 0
Accepted
time: 28ms
memory: 267840kb

input:

50 72
20 19
11 12
2 3
11 10
18 19
49 47
25 27
40 41
4 6
26 25
23 21
18 16
33 34
13 15
35 34
17 16
45 44
38 37
44 46
14 13
14 12
28 26
24 26
32 31
49 48
42 41
6 8
43 45
8 10
29 28
24 25
4 5
20 22
39 41
3 1
19 21
23 25
24 22
47 46
33 31
8 7
38 36
37 39
16 15
36 37
12 13
42 43
32 30
35 33
32 34
41 43
4...

output:

0

result:

ok 1 number(s): "0"

Test #21:

score: 0
Accepted
time: 31ms
memory: 235112kb

input:

50 84
16 15
12 14
35 37
24 22
44 42
17 19
30 32
36 38
24 23
36 37
34 36
21 23
33 34
19 20
45 46
22 20
10 12
42 41
25 27
26 27
34 32
15 13
26 25
21 22
7 6
28 30
40 38
1 3
47 49
39 37
29 31
13 14
28 29
35 34
8 6
44 46
30 29
44 45
48 46
33 35
49 50
36 35
11 12
21 19
42 43
7 5
2 1
47 46
33 32
13 12
16 1...

output:

1

result:

ok 1 number(s): "1"

Test #22:

score: 0
Accepted
time: 49ms
memory: 271912kb

input:

50 92
16 14
20 18
5 4
43 41
36 37
42 40
17 15
13 11
45 47
19 21
23 25
3 2
23 21
14 15
33 34
50 49
21 22
37 39
27 29
40 39
4 3
31 32
1 2
25 24
8 9
50 48
32 30
39 41
33 35
48 49
27 25
26 25
3 1
34 36
45 43
12 10
26 28
22 24
45 46
29 30
10 9
7 5
31 33
46 48
18 16
9 11
42 43
30 28
33 32
45 44
22 23
19 1...

output:

1

result:

ok 1 number(s): "1"

Test #23:

score: 0
Accepted
time: 23ms
memory: 245296kb

input:

50 128
32 29
19 18
41 43
41 38
21 19
24 22
47 46
37 38
30 27
39 36
17 18
30 33
13 12
44 47
42 45
13 14
26 25
18 20
45 43
3 6
6 4
28 27
15 16
37 35
42 43
42 39
18 16
37 36
37 40
12 14
13 16
35 34
32 31
8 5
38 39
17 19
32 34
2 5
35 32
9 8
26 27
34 36
16 17
12 11
34 31
2 3
25 22
39 40
7 8
34 37
2 4
50 ...

output:

0

result:

ok 1 number(s): "0"

Test #24:

score: 0
Accepted
time: 123ms
memory: 314880kb

input:

50 30
5 6
20 22
28 31
5 7
13 11
32 35
21 18
24 22
17 15
7 8
9 6
36 33
44 43
38 39
2 4
3 2
25 24
40 41
45 44
45 47
50 47
32 29
31 29
23 26
45 46
49 47
19 21
44 41
24 21
47 46

output:

1

result:

ok 1 number(s): "1"

Test #25:

score: 0
Accepted
time: 36ms
memory: 251448kb

input:

50 114
37 34
2 5
45 47
4 3
42 40
27 24
4 6
27 28
25 24
21 20
31 33
17 16
40 43
30 31
19 16
45 46
4 2
42 41
17 15
13 14
29 28
37 36
35 34
25 22
7 10
6 5
11 8
42 45
22 23
37 40
9 7
38 41
8 7
32 29
3 6
22 19
48 46
25 27
43 46
23 26
38 36
5 7
37 35
33 34
26 24
31 34
18 20
20 19
14 15
42 44
16 18
47 46
1...

output:

0

result:

ok 1 number(s): "0"

Test #26:

score: 0
Accepted
time: 37ms
memory: 269948kb

input:

50 103
5 6
24 25
49 48
8 5
46 44
12 14
5 3
20 19
2 3
17 14
24 22
10 12
25 22
19 18
6 9
26 28
20 17
13 12
40 39
40 38
32 31
36 39
1 3
4 6
42 39
26 25
5 7
35 37
39 41
4 7
31 30
27 30
16 15
11 8
47 45
3 4
35 32
41 40
23 25
24 26
13 10
44 47
42 41
34 35
7 9
8 7
31 34
17 15
35 38
14 16
18 16
16 13
13 15
...

output:

1

result:

ok 1 number(s): "1"

Test #27:

score: 0
Accepted
time: 28ms
memory: 259644kb

input:

50 133
18 15
13 16
44 42
35 32
36 34
48 49
17 18
1 4
7 8
3 6
49 47
33 35
22 24
34 35
46 43
27 26
14 12
4 6
42 43
11 14
31 28
40 42
20 18
27 30
30 31
3 5
35 36
18 21
21 24
32 31
40 37
38 35
19 18
22 23
20 22
24 26
40 39
3 4
20 17
4 5
42 45
11 9
4 2
9 10
32 30
11 8
9 12
43 41
38 37
20 23
5 6
46 44
13 ...

output:

0

result:

ok 1 number(s): "0"

Test #28:

score: 0
Accepted
time: 36ms
memory: 276088kb

input:

50 140
43 40
31 30
45 43
27 29
39 36
28 29
26 23
10 8
24 21
3 7
39 35
47 45
33 35
46 49
46 48
20 24
28 24
27 23
9 8
31 28
36 35
6 2
23 20
30 33
38 42
13 16
44 41
29 32
3 1
8 12
5 7
12 10
7 10
45 49
14 13
30 32
14 10
47 50
24 25
5 2
45 46
36 40
27 28
9 11
15 11
31 35
44 42
34 36
5 3
6 5
42 45
31 34
9...

output:

1

result:

ok 1 number(s): "1"

Test #29:

score: 0
Accepted
time: 28ms
memory: 284192kb

input:

50 128
3 4
15 14
22 18
33 29
23 24
13 11
45 48
17 20
24 27
21 24
46 44
26 28
8 9
42 39
26 23
43 40
5 7
36 38
36 39
21 17
37 33
28 25
21 19
41 44
27 28
32 31
18 20
36 37
34 35
39 41
5 1
16 14
26 27
11 15
29 28
42 46
12 11
47 44
31 29
48 49
45 49
23 20
12 10
47 50
23 25
31 33
1 3
25 26
38 41
36 40
15 ...

output:

0

result:

ok 1 number(s): "0"

Test #30:

score: 0
Accepted
time: 28ms
memory: 282112kb

input:

50 119
8 7
38 34
10 11
9 10
1 4
28 25
13 11
20 16
50 47
15 12
43 46
25 27
20 21
19 18
5 4
17 15
46 50
2 6
4 6
45 48
44 41
36 38
25 26
23 26
7 5
5 6
10 6
24 23
37 33
22 19
28 27
36 39
10 13
41 45
42 46
13 9
43 42
34 32
16 15
30 31
33 34
8 10
14 15
21 17
32 33
41 37
50 48
6 9
42 38
30 33
32 31
13 15
5...

output:

1

result:

ok 1 number(s): "1"

Test #31:

score: 0
Accepted
time: 36ms
memory: 202368kb

input:

50 189
11 14
29 28
47 45
49 47
7 11
32 30
33 31
18 17
42 40
23 19
19 20
18 20
24 21
28 27
24 28
16 18
12 8
12 11
41 44
15 18
16 12
13 14
5 3
18 22
34 38
15 16
29 30
20 17
25 23
38 39
48 44
27 31
42 46
36 35
21 20
8 6
32 28
6 7
24 20
32 36
25 24
20 16
6 9
9 7
8 7
36 39
46 48
35 33
41 45
43 41
28 31
5...

output:

1

result:

ok 1 number(s): "1"

Test #32:

score: 0
Accepted
time: 23ms
memory: 210428kb

input:

50 185
12 14
38 40
2 3
15 12
20 24
17 13
22 18
41 42
18 17
1 3
4 6
24 21
20 16
9 10
7 11
41 44
38 41
19 22
7 9
37 38
8 6
24 22
45 44
29 31
48 49
34 33
37 41
10 8
20 17
15 16
14 13
46 42
32 35
39 35
18 21
29 27
47 44
21 22
26 25
47 43
36 33
39 41
11 15
24 25
31 34
11 8
34 38
49 50
33 37
31 33
45 47
1...

output:

0

result:

ok 1 number(s): "0"

Test #33:

score: 0
Accepted
time: 37ms
memory: 282084kb

input:

50 180
35 37
43 44
8 4
24 27
13 9
38 41
34 29
31 28
17 19
41 44
37 33
45 40
9 6
21 17
48 49
3 7
19 20
13 10
17 12
31 35
6 7
7 2
2 3
6 4
31 27
40 35
20 21
6 2
27 23
47 43
21 16
5 4
19 14
28 33
28 32
44 39
47 46
27 22
1 5
17 16
46 48
48 50
44 46
15 18
35 34
13 17
24 20
41 37
24 21
49 45
47 48
5 10
49 ...

output:

1

result:

ok 1 number(s): "1"

Test #34:

score: 0
Accepted
time: 49ms
memory: 292352kb

input:

50 92
39 42
23 27
44 47
12 10
43 45
33 35
46 48
7 11
16 19
15 18
5 6
28 27
35 39
26 21
50 48
44 42
33 38
38 41
3 4
40 37
6 4
23 21
28 24
30 25
7 5
20 22
3 2
43 46
36 37
41 40
34 30
30 27
9 10
34 29
29 26
20 17
6 10
14 16
23 26
6 1
38 39
39 36
8 11
38 37
12 11
9 6
25 27
49 48
17 22
37 39
15 14
22 23
...

output:

0

result:

ok 1 number(s): "0"

Test #35:

score: 0
Accepted
time: 32ms
memory: 255488kb

input:

50 222
46 41
44 41
23 19
21 18
19 15
9 11
11 10
36 41
15 11
39 42
23 25
4 1
17 21
40 45
32 33
33 31
24 29
22 23
17 16
32 30
18 17
45 41
12 15
24 27
21 24
26 24
29 27
42 45
6 11
25 24
29 25
18 15
4 3
38 33
47 49
8 5
49 46
21 25
30 25
32 35
45 47
14 13
47 50
19 17
19 16
11 7
38 37
9 4
45 44
35 39
31 3...

output:

0

result:

ok 1 number(s): "0"

Test #36:

score: 0
Accepted
time: 38ms
memory: 230888kb

input:

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

output:

0

result:

ok 1 number(s): "0"

Test #37:

score: 0
Accepted
time: 28ms
memory: 206440kb

input:

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

output:

1

result:

ok 1 number(s): "1"

Test #38:

score: 0
Accepted
time: 175ms
memory: 323196kb

input:

50 18
23 27
43 41
31 33
29 30
22 20
25 20
31 27
36 41
30 36
50 49
45 40
25 29
44 49
33 36
14 16
31 29
31 37
35 34

output:

0

result:

ok 1 number(s): "0"

Test #39:

score: 0
Accepted
time: 40ms
memory: 269872kb

input:

50 224
43 38
13 12
16 18
42 43
17 18
47 42
11 9
44 47
3 5
28 33
15 9
7 11
17 13
28 31
30 36
38 40
44 41
26 21
18 12
10 6
1 2
41 45
45 40
14 8
40 39
41 37
13 18
8 2
16 19
4 10
39 43
19 22
20 19
26 22
24 23
16 17
27 25
42 44
41 35
17 12
33 35
47 50
6 3
46 43
21 24
19 24
12 10
26 29
34 38
17 22
3 2
38 ...

output:

0

result:

ok 1 number(s): "0"

Test #40:

score: 0
Accepted
time: 35ms
memory: 263784kb

input:

50 243
20 22
29 24
30 32
46 50
26 27
10 8
27 29
42 44
36 32
17 15
11 6
33 28
24 21
40 42
17 11
43 49
14 13
22 23
36 41
47 49
19 25
30 36
15 10
25 30
17 20
8 2
31 34
41 46
39 38
19 16
35 39
26 31
25 24
47 46
16 22
40 38
10 14
15 14
21 20
15 16
42 41
3 1
12 6
46 42
17 16
23 27
46 43
7 12
30 34
14 20
4...

output:

1

result:

ok 1 number(s): "1"

Test #41:

score: 0
Accepted
time: 40ms
memory: 214568kb

input:

50 255
7 5
34 35
16 22
11 17
30 33
10 14
32 36
24 28
17 20
21 23
35 39
12 8
13 8
33 28
11 12
29 24
43 48
46 42
37 31
36 41
32 27
41 39
48 50
2 7
15 9
7 6
32 28
30 36
27 28
25 24
16 15
16 19
24 19
19 22
33 31
43 45
3 2
33 38
26 20
13 15
39 42
24 26
30 24
23 29
45 40
12 7
27 24
12 15
7 1
46 45
32 29
2...

output:

0

result:

ok 1 number(s): "0"

Test #42:

score: 0
Accepted
time: 31ms
memory: 169440kb

input:

50 279
39 37
45 40
17 14
13 14
28 30
31 25
8 5
43 40
43 37
13 8
15 19
36 39
45 43
45 46
24 18
40 39
21 25
23 19
19 17
40 46
39 42
36 41
47 48
10 15
19 13
41 46
50 49
45 41
36 40
7 4
36 42
37 38
27 26
30 27
37 40
28 31
17 23
37 41
42 48
48 44
33 37
28 22
26 25
29 33
32 27
3 5
27 33
41 39
25 20
20 23
...

output:

0

result:

ok 1 number(s): "0"

Test #43:

score: 0
Accepted
time: 31ms
memory: 294364kb

input:

50 219
27 26
43 38
35 32
26 32
29 25
44 45
44 41
46 44
7 14
45 50
13 10
20 21
34 30
10 16
22 24
21 15
11 13
47 49
48 47
23 21
19 20
18 11
14 16
2 1
49 42
50 49
6 4
19 23
27 28
12 17
41 36
24 21
24 31
33 26
47 41
29 33
6 12
12 9
26 21
49 44
39 38
13 6
28 29
11 12
29 23
18 13
17 13
31 36
10 4
45 41
24...

output:

0

result:

ok 1 number(s): "0"

Test #44:

score: 0
Accepted
time: 36ms
memory: 273948kb

input:

50 223
18 12
39 41
2 5
46 42
17 24
36 41
30 27
38 43
38 42
29 22
24 28
19 22
18 24
37 31
16 9
46 49
4 5
2 6
3 7
43 37
23 26
48 41
22 16
8 3
44 40
3 9
17 22
5 3
15 10
16 10
32 36
48 47
15 14
47 43
41 43
8 13
39 37
38 41
23 27
10 3
38 32
12 8
42 40
20 21
24 21
46 47
36 40
43 49
40 47
33 32
36 29
8 6
1...

output:

1

result:

ok 1 number(s): "1"

Test #45:

score: 0
Accepted
time: 27ms
memory: 280040kb

input:

50 177
6 5
31 32
19 12
27 33
22 18
30 27
43 41
44 42
32 26
38 41
9 7
17 15
40 36
28 26
37 39
6 10
6 7
30 25
20 17
27 21
25 19
2 7
40 43
20 14
39 34
14 16
2 3
40 38
38 35
24 31
19 24
45 50
3 7
29 28
46 42
50 46
48 50
26 25
29 33
9 12
32 28
48 49
11 9
9 13
48 44
25 31
1 3
46 44
5 4
36 31
21 19
42 37
7...

output:

1

result:

ok 1 number(s): "1"

Test #46:

score: 0
Accepted
time: 32ms
memory: 206396kb

input:

50 318
13 6
23 22
42 35
31 32
45 48
30 27
50 46
15 10
9 12
33 35
24 20
43 46
27 32
41 40
46 48
44 39
22 24
15 16
31 34
30 23
19 15
38 31
22 27
24 29
22 16
23 20
17 21
39 40
24 31
17 23
21 19
27 21
24 30
44 46
6 9
9 8
4 3
31 35
48 41
26 23
26 28
17 16
17 12
5 3
13 10
1 7
31 29
39 42
23 29
32 28
15 9
...

output:

0

result:

ok 1 number(s): "0"

Test #47:

score: 0
Accepted
time: 48ms
memory: 290276kb

input:

50 252
39 40
29 30
17 15
15 16
30 34
17 13
10 4
1 5
19 16
19 21
7 5
17 19
10 11
14 17
16 9
46 40
11 7
17 12
42 41
46 44
5 9
23 25
31 28
42 44
22 29
3 1
48 49
16 14
35 34
31 29
38 36
32 29
28 24
20 22
31 35
37 42
41 39
50 44
34 32
26 19
45 41
26 22
4 11
30 23
27 21
33 40
46 39
19 15
23 20
34 41
37 31...

output:

0

result:

ok 1 number(s): "0"

Test #48:

score: 0
Accepted
time: 31ms
memory: 316896kb

input:

50 131
35 39
34 37
31 29
10 5
12 16
16 15
24 27
34 42
7 5
30 29
16 18
49 45
30 27
15 7
18 26
38 32
36 42
27 20
4 8
35 40
30 22
7 2
2 9
1 6
35 33
4 3
24 32
40 32
38 30
6 4
31 34
32 33
31 32
12 19
26 24
23 15
13 7
20 25
23 20
39 44
10 7
48 49
43 41
14 21
16 24
26 23
25 23
35 36
28 34
25 26
31 26
21 28...

output:

0

result:

ok 1 number(s): "0"

Test #49:

score: 0
Accepted
time: 32ms
memory: 306748kb

input:

50 169
18 22
41 34
23 15
32 39
26 25
43 41
26 21
40 45
22 16
37 31
22 23
35 38
15 20
9 7
27 30
32 24
16 8
34 38
30 26
30 35
19 23
23 21
47 50
14 16
16 24
14 11
29 33
41 40
24 20
50 48
40 38
40 44
27 20
5 9
23 30
15 7
28 36
15 14
11 10
2 4
29 26
36 44
31 35
41 35
18 12
7 8
17 10
8 12
18 23
42 41
35 4...

output:

0

result:

ok 1 number(s): "0"

Test #50:

score: 0
Accepted
time: 38ms
memory: 294436kb

input:

50 312
15 16
48 41
23 17
44 40
24 16
13 19
45 44
22 17
42 45
15 10
29 28
39 41
28 33
29 35
42 49
15 18
12 6
34 32
28 25
42 40
29 22
19 26
38 30
44 39
3 11
7 9
35 32
21 20
27 22
18 26
8 3
36 44
40 43
33 39
13 11
1 8
4 12
34 26
30 34
49 44
43 49
5 7
30 32
16 13
24 23
16 21
36 32
38 44
20 27
18 13
8 16...

output:

0

result:

ok 1 number(s): "0"

Test #51:

score: 0
Accepted
time: 37ms
memory: 261604kb

input:

50 324
47 43
37 44
24 22
35 43
3 10
38 39
35 28
17 18
24 21
33 29
3 9
20 22
38 44
22 23
10 13
23 25
29 37
26 34
14 16
7 13
12 17
37 36
19 17
47 48
2 4
14 11
40 34
36 40
1 5
16 9
4 3
38 36
46 45
23 16
17 23
13 9
40 33
18 26
5 9
35 29
16 20
45 44
31 26
43 50
46 44
24 20
31 37
49 47
7 3
48 46
20 25
45 ...

output:

1

result:

ok 1 number(s): "1"

Test #52:

score: 0
Accepted
time: 42ms
memory: 202300kb

input:

50 362
19 11
48 46
8 10
32 40
36 38
21 24
3 11
19 18
19 24
29 33
10 6
45 50
10 5
8 2
22 30
38 30
9 12
17 23
14 18
31 34
12 18
28 34
6 5
29 21
38 43
32 29
11 14
12 5
22 19
26 21
7 15
1 8
7 8
40 46
31 27
21 17
22 14
36 30
15 11
36 42
9 4
31 28
4 7
2 7
47 48
24 32
26 27
30 28
31 35
39 31
48 42
37 35
34...

output:

1

result:

ok 1 number(s): "1"

Test #53:

score: 0
Accepted
time: 27ms
memory: 310840kb

input:

50 215
34 32
35 41
16 23
44 36
31 30
28 35
7 14
23 26
30 26
7 12
17 12
48 46
14 19
46 43
4 13
18 14
16 12
7 3
36 29
47 40
34 30
21 23
12 21
42 46
8 9
27 36
49 50
13 22
36 37
9 2
15 20
43 40
41 43
37 40
36 31
47 49
18 23
43 38
39 37
11 9
1 7
45 42
31 33
19 18
3 9
31 38
15 24
25 30
39 30
25 22
18 16
1...

output:

0

result:

ok 1 number(s): "0"

Test #54:

score: 0
Accepted
time: 40ms
memory: 312956kb

input:

50 158
22 14
34 25
12 18
19 22
4 13
33 30
36 32
15 13
34 31
26 24
13 7
27 19
18 24
12 20
26 31
18 10
47 41
27 26
8 14
8 1
17 12
33 31
8 5
21 16
17 16
18 23
16 10
11 10
39 46
39 43
27 32
1 9
13 9
24 30
38 40
14 7
15 16
44 47
37 42
9 18
14 18
9 17
5 3
27 30
50 43
16 23
29 32
35 42
33 34
49 45
29 25
39...

output:

1

result:

ok 1 number(s): "1"

Test #55:

score: 0
Accepted
time: 48ms
memory: 288232kb

input:

50 342
11 17
33 31
28 34
7 14
33 28
10 11
12 13
28 37
16 18
5 10
22 17
21 28
21 27
23 30
11 14
46 47
19 15
45 40
43 37
10 7
5 8
15 7
6 13
35 41
14 17
35 26
43 48
45 38
44 42
23 29
33 32
27 30
22 31
23 20
36 45
31 35
7 5
7 8
11 12
26 31
13 8
29 30
16 20
4 8
3 12
24 15
17 16
7 2
29 27
23 16
39 44
18 2...

output:

1

result:

ok 1 number(s): "1"

Test #56:

score: 0
Accepted
time: 40ms
memory: 290276kb

input:

50 285
9 8
28 26
22 30
47 44
44 48
48 40
9 2
36 32
27 33
9 5
16 11
8 4
23 27
25 29
22 31
40 46
2 1
18 15
46 42
6 2
34 42
28 31
25 33
11 3
34 43
15 24
22 13
7 6
34 31
46 47
28 37
44 37
45 44
47 43
41 48
50 47
20 11
11 5
23 17
25 32
21 18
24 16
31 35
9 12
31 27
38 30
38 46
11 12
3 2
13 7
35 44
21 25
2...

output:

1

result:

ok 1 number(s): "1"

Test #57:

score: 0
Accepted
time: 52ms
memory: 251424kb

input:

50 382
21 29
31 30
37 41
24 21
45 39
34 26
9 2
40 44
16 21
3 10
21 30
49 43
27 22
29 24
36 27
32 30
47 42
5 4
1 5
13 8
44 50
39 32
47 38
27 23
41 34
44 43
40 48
41 39
13 11
20 24
6 14
17 11
34 37
21 15
15 9
16 20
21 19
37 38
5 11
7 16
10 11
50 48
1 10
26 25
25 28
41 35
20 13
28 22
20 22
7 4
8 3
1 8
...

output:

1

result:

ok 1 number(s): "1"

Test #58:

score: 0
Accepted
time: 51ms
memory: 304708kb

input:

50 267
40 31
32 35
42 34
36 27
42 40
26 23
32 41
13 5
40 39
12 22
30 37
27 17
21 12
20 18
36 31
8 16
34 44
10 15
34 38
14 7
45 35
7 1
34 39
31 39
28 36
11 13
1 11
28 22
30 34
13 4
25 20
12 18
32 42
1 9
28 34
21 17
23 14
30 27
35 29
44 41
20 11
25 32
25 22
22 29
19 20
25 26
41 45
48 45
17 7
17 20
24 ...

output:

1

result:

ok 1 number(s): "1"

Test #59:

score: 0
Accepted
time: 32ms
memory: 290428kb

input:

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

output:

1

result:

ok 1 number(s): "1"

Test #60:

score: 0
Accepted
time: 36ms
memory: 243176kb

input:

50 419
24 34
45 47
39 33
9 3
33 30
22 26
33 23
46 49
15 24
12 3
26 24
46 40
34 33
5 4
29 21
18 24
6 15
42 32
18 12
18 8
37 32
1 11
23 32
20 21
13 18
35 31
25 32
28 38
11 8
44 38
30 24
47 38
48 43
17 25
5 1
2 5
10 6
33 29
45 38
27 24
34 41
40 49
18 11
20 17
16 18
5 14
29 31
16 10
16 21
23 24
40 45
40...

output:

0

result:

ok 1 number(s): "0"

Test #61:

score: 0
Accepted
time: 44ms
memory: 304760kb

input:

50 295
32 36
43 50
3 7
3 12
5 8
11 14
44 48
1 9
3 6
20 25
35 31
11 12
20 21
5 1
26 30
19 16
35 37
34 42
16 23
29 31
18 17
28 21
50 45
4 11
10 7
41 47
43 35
25 30
34 41
11 13
35 40
36 41
32 40
15 7
40 37
41 35
20 11
10 18
44 42
24 32
17 9
43 49
25 35
47 45
11 18
43 47
22 30
43 34
21 18
6 14
43 45
31 ...

output:

0

result:

ok 1 number(s): "0"

Test #62:

score: 0
Accepted
time: 24ms
memory: 280120kb

input:

50 364
27 22
34 28
32 42
47 48
24 31
15 22
44 42
27 31
25 24
31 36
4 13
15 25
34 39
32 40
33 36
46 41
35 25
34 41
25 23
21 30
9 10
10 8
14 23
33 39
31 33
39 46
6 14
7 5
10 15
35 26
17 25
26 29
8 6
9 2
14 9
15 8
30 32
1 8
20 17
5 10
35 40
6 13
26 19
40 42
40 46
3 11
15 11
49 44
38 46
27 28
28 33
40 3...

output:

0

result:

ok 1 number(s): "0"

Test #63:

score: 0
Accepted
time: 82ms
memory: 316972kb

input:

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

output:

1

result:

ok 1 number(s): "1"

Test #64:

score: 0
Accepted
time: 44ms
memory: 276028kb

input:

50 412
30 22
7 8
42 35
44 41
13 15
21 14
31 21
49 46
33 38
27 30
17 19
43 42
19 10
26 21
25 20
26 27
34 24
15 9
39 41
39 50
38 47
11 1
13 12
17 13
18 14
32 30
22 24
17 22
28 29
27 29
18 29
33 31
35 37
46 43
2 7
7 15
31 35
10 21
11 21
22 33
19 12
34 42
16 25
12 20
31 42
21 28
6 13
41 40
37 41
8 15
17...

output:

1

result:

ok 1 number(s): "1"

Test #65:

score: 0
Accepted
time: 28ms
memory: 319088kb

input:

50 155
17 14
25 19
43 40
11 8
36 37
20 10
27 33
49 43
32 37
34 41
7 3
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37 35
21 16
16 24
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29 33
29 27
12 19
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13 24
40 31
12 14
1 5
14 15
37 46
25 31
15 16
14 25
23 25
21 31
46 48
38 32
15 18
45 42
15 13
29 35
36 28
14 9
9 16
37 28
21 19
11 10
22 29
35 44
41 42
10 17
28 26
...

output:

0

result:

ok 1 number(s): "0"

Test #66:

score: 0
Accepted
time: 40ms
memory: 290424kb

input:

50 359
17 18
20 14
37 28
8 9
24 28
35 43
44 43
33 37
17 28
37 44
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33 23
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27 38
27 24
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18 28
13 14
10 14
47 43
13 21
24 14
41 33
15 8
50 42
3...

output:

1

result:

ok 1 number(s): "1"

Test #67:

score: 0
Accepted
time: 43ms
memory: 323120kb

input:

50 154
17 19
13 7
27 37
32 29
27 28
18 11
22 13
15 24
42 48
34 23
36 39
3 6
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46 45
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12 23
18 8
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14 17
4 13
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33 41
17 25
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2 10
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2 11
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15 14
17 16
33 27
32 27
21 11
47 44
26 16
7 17
24 13
4 ...

output:

0

result:

ok 1 number(s): "0"

Test #68:

score: 0
Accepted
time: 276ms
memory: 323072kb

input:

50 4
42 32
11 5
27 35
46 40

output:

0

result:

ok 1 number(s): "0"

Test #69:

score: 0
Accepted
time: 16ms
memory: 280060kb

input:

50 417
7 10
6 12
19 17
26 22
11 17
47 44
11 2
21 29
43 39
30 26
9 2
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17 12
33 32
41 38
3 1
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32 36
13 25
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28 31
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6 2
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34 35
19 28
44 32
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23 19
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17 29
11 15
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10 8
37 45
33 23
33 41
6 4
28 35
43 50
24 25
8 13
45 50
19 31
14 11
31 38
28 26
...

output:

1

result:

ok 1 number(s): "1"

Test #70:

score: 0
Accepted
time: 37ms
memory: 292420kb

input:

50 406
32 36
37 33
48 36
25 17
21 27
30 19
35 47
21 32
24 15
32 23
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8 16
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2 14
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22 11
43 31
39 49
1 9
47 44
32 34
6 5
31 30
19 31
17 9
21 11
33 30
8 6
31...

output:

0

result:

ok 1 number(s): "0"

Test #71:

score: 0
Accepted
time: 39ms
memory: 306736kb

input:

50 330
35 42
27 16
22 18
14 10
33 34
17 26
28 34
34 37
22 19
24 28
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14 7
36 28
49 45
38 27
23 34
42 39
36 48
29 39
21 22
1 11
35 24
23 27
15...

output:

0

result:

ok 1 number(s): "0"

Test #72:

score: 0
Accepted
time: 27ms
memory: 263740kb

input:

50 475
36 38
21 20
29 19
29 24
7 4
41 48
38 42
17 18
32 33
38 49
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12 21
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26 32
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30 21
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15 16
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22 14
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48 40
20 9
28 36
50 47
41 46
33 25
15 3
15 5
6 7
34 37
22 26
46 45...

output:

0

result:

ok 1 number(s): "0"

Test #73:

score: 0
Accepted
time: 180ms
memory: 316992kb

input:

50 21
1 13
25 20
31 33
24 12
3 5
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29 17
40 42
32 34
27 19
16 24
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11 4
1 5
27 14
28 30
41 28
28 20
4 7
15 24
13 7

output:

1

result:

ok 1 number(s): "1"

Test #74:

score: 0
Accepted
time: 31ms
memory: 257644kb

input:

50 509
17 20
23 29
49 40
31 44
21 11
16 7
41 32
40 43
15 24
19 29
6 5
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22 14
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19 11
31 22
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25 20
17 6
41 39
34 24
28 39
46 42
39 43
46 43
25 14
7 5
50 44
27 33
33 23
34 47
41 48
11 3
22 11
22 19
19 23
45 37
10 13
25 33
8 13
15 2
48 44
44 42
33 43
39 3...

output:

1

result:

ok 1 number(s): "1"

Test #75:

score: 0
Accepted
time: 42ms
memory: 319040kb

input:

50 255
40 36
14 16
13 10
34 37
11 8
43 44
40 46
32 24
19 13
33 42
11 19
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34 23
15 28
14 10
33 29
9 15
12 14
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27 35
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5 15
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33 41
2 13
19 18
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2 4
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40 38
25 23
37 32
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27 28
21 18
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45 39
36 30
8 9
48 50
37 39
44 49
7 19
46 43
30 19
39 34
...

output:

1

result:

ok 1 number(s): "1"

Test #76:

score: 0
Accepted
time: 8ms
memory: 136824kb

input:

50 559
5 8
19 15
3 7
16 18
36 28
22 20
9 22
37 32
4 13
9 8
42 29
22 24
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36 48
27 15
8 2
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16 10
23 24
8 1
45 49
16 25
12 23
7 10
49 50
32 36
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17 23
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43 35
10 8
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1 7
13 21
28 41
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7 13
45 47
39 48
19 11
30 40
14 12
39 40
37 34
23 36
14 27
38 31
34 39
34 28
45 42
...

output:

0

result:

ok 1 number(s): "0"

Test #77:

score: 0
Accepted
time: 19ms
memory: 284260kb

input:

50 424
8 21
46 42
47 48
34 41
4 16
46 49
37 28
39 29
6 12
22 26
12 5
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38 37
31 38
31 19
13 6
40 34
13 19
38 36
11 3
4 13
31 36
15 5
36 28
11 2
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31 39
10 15
16 24
26 18
8 10
33 35
24 32
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42 32
38 33
29 22
46 37
27 38
41 48
44 42
23 30
31 25
14 21
37 35
39 34
45 33
23 3...

output:

0

result:

ok 1 number(s): "0"

Test #78:

score: 0
Accepted
time: 31ms
memory: 134700kb

input:

50 559
29 26
50 43
40 47
9 10
41 45
16 10
43 39
44 41
12 21
13 12
28 36
42 33
33 43
15 18
36 43
27 31
26 24
29 41
5 15
29 34
36 38
21 10
31 41
27 18
21 17
13 14
17 25
19 30
9 14
48 50
20 26
40 50
14 17
6 19
36 34
26 17
44 48
35 34
15 10
15 26
15 13
50 41
35 22
36 49
5 14
5 11
43 37
45 36
47 44
14 12...

output:

0

result:

ok 1 number(s): "0"

Test #79:

score: 0
Accepted
time: 160ms
memory: 323196kb

input:

50 88
24 16
44 36
21 29
38 30
22 9
32 45
24 12
31 43
29 41
39 26
36 28
20 28
5 18
38 50
17 5
35 27
27 40
40 32
14 26
23 11
12 20
12 4
17 29
36 48
34 21
23 36
10 23
32 24
13 21
2 15
30 17
3 11
35 48
35 22
42 34
28 16
26 38
41 28
15 27
8 21
18 26
9 17
6 14
16 29
6 18
11 24
45 33
48 40
39 27
25 38
20 3...

output:

1

result:

ok 1 number(s): "1"

Test #80:

score: 0
Accepted
time: 160ms
memory: 323044kb

input:

50 110
11 1
17 4
35 47
26 14
28 15
19 9
26 16
22 35
28 16
33 21
30 20
18 30
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14 4
8 20
33 45
29 17
23 33
9 22
46 33
22 10
2 12
33 20
36 49
20 32
7 20
30 40
29 39
29 42
10 20
18 31
32 22
40 28
16 3
32 45
2 15
34 21
5 17
19 29
5 18
6 19
36 26
37 47
43 33
35 25
14 2
21 9
23 36
24 36
17 30
13 3
12 ...

output:

0

result:

ok 1 number(s): "0"

Test #81:

score: 0
Accepted
time: 174ms
memory: 325092kb

input:

50 102
47 34
25 34
15 2
7 16
13 25
40 31
44 35
19 10
1 10
36 23
49 36
21 12
8 17
25 38
26 39
30 17
46 34
19 28
17 26
41 50
33 20
36 45
46 37
16 25
18 30
46 33
19 32
16 29
26 38
21 33
5 18
23 35
27 36
45 32
44 32
19 31
32 20
18 27
23 32
14 27
47 38
44 31
36 48
16 3
30 39
11 24
22 34
35 22
28 40
17 5
...

output:

0

result:

ok 1 number(s): "0"

Test #82:

score: 0
Accepted
time: 86ms
memory: 325156kb

input:

50 95
16 29
38 25
44 46
15 17
42 29
45 32
14 12
3 15
12 24
33 45
39 27
16 4
17 29
43 41
18 20
8 6
22 20
48 35
14 27
9 11
34 22
19 21
22 35
40 27
19 6
34 47
31 18
11 13
37 25
49 47
20 33
47 35
44 42
14 1
15 27
28 40
3 16
16 14
19 17
33 35
40 38
11 23
4 6
31 44
39 37
12 10
15 2
26 39
8 20
7 5
28 16
32...

output:

0

result:

ok 1 number(s): "0"

Test #83:

score: 0
Accepted
time: 144ms
memory: 325120kb

input:

50 115
50 42
28 41
14 2
36 28
31 39
34 21
43 35
3 16
35 27
40 28
27 15
26 14
26 39
20 7
29 37
12 24
4 12
44 36
27 14
46 38
10 18
35 22
41 49
48 40
33 41
17 9
30 43
5 17
21 33
15 23
36 48
37 50
17 29
22 9
30 17
29 21
28 16
40 27
33 45
7 15
23 10
9 1
2 10
19 32
23 31
48 35
18 31
31 19
30 18
50 38
3 15...

output:

1

result:

ok 1 number(s): "1"

Extra Test:

score: 0
Extra Test Passed