QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#541359#4905. 交朋友egypt_ioi2024_09#22.105445 0ms0kb/16.7kb2024-08-31 19:13:132024-08-31 19:13:14

Details

Tip: Click on the bar to expand more detailed information

Pretests


Final Tests

Test #1:

score: 4
Accepted

input:

6 9
1 3
1 5
2 3
2 4
2 6
3 5
4 5
4 6
5 6

output:

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

result:

ok Correct

Test #2:

score: 8
Accepted

input:

10 22
1 5
1 6
1 8
1 9
2 4
2 7
2 8
3 4
3 5
3 6
3 10
4 7
4 8
4 9
4 10
5 6
5 7
6 8
7 8
7 10
8 9
9 10

output:

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

result:

ok Correct

Test #3:

score: 6
Accepted

input:

50 321
1 4
1 7
1 14
1 15
1 20
1 27
1 40
1 42
1 43
2 4
2 7
2 8
2 11
2 14
2 24
2 27
2 30
2 32
2 40
2 42
2 43
2 46
2 47
3 4
3 5
3 11
3 14
3 15
3 24
3 27
3 30
3 32
3 37
3 42
4 10
4 13
4 16
4 17
4 22
4 25
4 35
4 38
4 41
4 49
5 10
5 12
5 22
5 23
5 25
5 33
5 35
5 36
5 38
5 39
5 41
5 49
5 50
6 14
6 19
6 20
...

output:

321
2 1 4 
2 1 7 
2 1 14 
2 1 15 
2 1 20 
2 1 27 
2 1 40 
2 1 42 
2 1 43 
2 2 4 
2 2 7 
2 2 8 
2 2 11 
2 2 14 
2 2 24 
2 2 27 
2 2 30 
2 2 32 
2 2 40 
2 2 42 
2 2 43 
2 2 46 
2 2 47 
2 3 4 
2 3 5 
2 3 11 
2 3 14 
2 3 15 
2 3 24 
2 3 27 
2 3 30 
2 3 32 
2 3 37 
2 3 4...

result:

ok Correct

Test #4:

score: 2.59394
Acceptable Answer

input:

100 1593
1 3
1 11
1 15
1 17
1 19
1 20
1 22
1 25
1 32
1 35
1 36
1 38
1 39
1 46
1 51
1 52
1 54
1 57
1 60
1 62
1 67
1 77
1 82
1 86
1 89
1 94
1 95
2 10
2 11
2 12
2 17
2 18
2 25
2 30
2 43
2 44
2 45
2 50
2 53
2 56
2 59
2 62
2 63
2 64
2 66
2 68
2 72
2 73
2 74
2 77
2 79
2 81
2 84
2 87
2 88
2 90
2 91
2 94
2 ...

output:

436
4 1 3 35 39 
4 1 11 15 35 
4 1 17 15 95 
5 1 19 22 52 60 
4 1 20 39 60 
4 1 25 15 60 
4 1 32 52 60 
3 1 36 15 
4 1 38 3 39 
4 1 46 11 35 
5 1 51 22 39 60 
5 1 54 36 39 62 
3 1 57 20 
5 1 67 17 86 94 
3 1 77 3 
4 1 82 11 89 
4 2 10 12 17 
3 2 11 12 
5 2 18 11 66 91 
4 2 25 18 ...

result:

points 0.28821593960 Correct

Test #5:

score: 1.5115
Acceptable Answer

input:

100 2477
1 5
1 6
1 8
1 9
1 12
1 15
1 16
1 19
1 20
1 21
1 25
1 28
1 29
1 30
1 31
1 32
1 33
1 38
1 41
1 43
1 44
1 46
1 47
1 48
1 52
1 54
1 57
1 58
1 61
1 63
1 70
1 71
1 72
1 76
1 78
1 79
1 80
1 81
1 86
1 87
1 90
1 92
1 94
1 95
1 96
1 98
1 99
1 100
2 3
2 6
2 7
2 8
2 12
2 13
2 16
2 18
2 19
2 21
2 28
2 3...

output:

377
5 1 5 6 12 33
6 1 8 5 12 28 43
6 1 9 5 12 28 33
6 1 15 9 12 33 58
6 1 16 5 6 30 87
7 1 19 5 8 16 43 98
6 1 20 6 12 58 80
7 1 21 8 12 43 58 80
6 1 25 6 16 20 80
6 1 29 6 20 25 58
6 1 31 8 19 46 57
7 1 32 5 9 16 28 33
6 1 38 9 12 15 58
7 1 41 8 16 28 43 90
5 1 44 5 6 98
6 1 47 15 2...

result:

points 0.16794456520 Correct

Test #6:

score: 0
Wrong Answer

input:

500 24984
1 3
1 8
1 14
1 28
1 32
1 36
1 44
1 49
1 53
1 58
1 59
1 71
1 73
1 79
1 84
1 89
1 94
1 96
1 97
1 113
1 118
1 120
1 123
1 124
1 129
1 134
1 135
1 150
1 152
1 154
1 159
1 167
1 168
1 171
1 175
1 176
1 179
1 181
1 184
1 189
1 193
1 196
1 198
1 204
1 205
1 207
1 208
1 214
1 216
1 228
1 232
1 238...

output:


result:

wrong output format Unexpected end of file - int32 expected

Test #7:

score: 0
Wrong Answer

input:

500 62352
1 5
1 6
1 8
1 9
1 12
1 15
1 16
1 19
1 20
1 21
1 25
1 28
1 29
1 30
1 31
1 32
1 33
1 38
1 41
1 43
1 44
1 46
1 47
1 48
1 52
1 54
1 57
1 58
1 61
1 63
1 70
1 71
1 72
1 76
1 78
1 79
1 80
1 81
1 86
1 87
1 90
1 92
1 94
1 95
1 96
1 98
1 99
1 100
1 101
1 104
1 105
1 106
1 110
1 111
1 114
1 116
1 117...

output:


result:

wrong output format Unexpected end of file - int32 expected

Test #8:

score: 0
Wrong Answer

input:

1000 99869
1 3
1 8
1 14
1 28
1 32
1 36
1 44
1 49
1 53
1 58
1 59
1 71
1 73
1 79
1 84
1 89
1 94
1 96
1 97
1 113
1 118
1 120
1 123
1 124
1 129
1 134
1 135
1 150
1 152
1 154
1 159
1 167
1 168
1 171
1 175
1 176
1 179
1 181
1 184
1 189
1 193
1 196
1 198
1 204
1 205
1 207
1 208
1 214
1 216
1 228
1 232
1 23...

output:


result:

wrong output format Unexpected end of file - int32 expected

Test #9:

score: 0
Wrong Answer

input:

1000 165993
1 3
1 11
1 15
1 17
1 19
1 20
1 22
1 25
1 32
1 35
1 36
1 38
1 39
1 46
1 51
1 52
1 54
1 57
1 60
1 62
1 67
1 77
1 82
1 86
1 89
1 94
1 95
1 108
1 109
1 110
1 115
1 116
1 123
1 128
1 141
1 142
1 143
1 148
1 151
1 154
1 157
1 160
1 161
1 162
1 164
1 166
1 170
1 171
1 172
1 175
1 177
1 179
1 18...

output:


result:

wrong output format Unexpected end of file - int32 expected

Test #10:

score: 0
Wrong Answer

input:

1000 249529
1 5
1 6
1 8
1 9
1 12
1 15
1 16
1 19
1 20
1 21
1 25
1 28
1 29
1 30
1 31
1 32
1 33
1 38
1 41
1 43
1 44
1 46
1 47
1 48
1 52
1 54
1 57
1 58
1 61
1 63
1 70
1 71
1 72
1 76
1 78
1 79
1 80
1 81
1 86
1 87
1 90
1 92
1 94
1 95
1 96
1 98
1 99
1 100
1 101
1 104
1 105
1 106
1 110
1 111
1 114
1 116
1 1...

output:


result:

wrong output format Unexpected end of file - int32 expected