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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#140461#5545. Contingency Planchenchi#TL 195ms32324kbC++202.2kb2023-08-15 23:01:352023-08-15 23:01:36

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 1ms
memory: 3588kb

input:

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

output:

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

result:

ok AC

Test #2:

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

input:

3
1 2
2 3

output:

-1

result:

ok AC

Test #3:

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

input:

2
2 1

output:

-1

result:

ok AC

Test #4:

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

input:

5
2 1
2 3
2 4
4 5

output:

5 1
5 3
2 5
1 4

result:

ok AC

Test #5:

score: 0
Accepted
time: 1ms
memory: 3476kb

input:

5
1 4
3 4
4 5
2 5

output:

2 1
2 3
4 2
1 5

result:

ok AC

Test #6:

score: 0
Accepted
time: 1ms
memory: 3476kb

input:

5
5 2
1 2
4 2
3 4

output:

3 5
3 1
2 3
1 4

result:

ok AC

Test #7:

score: 0
Accepted
time: 18ms
memory: 8984kb

input:

20000
1 2
1 3
4 1
5 1
6 1
7 1
1 8
1 9
1 10
1 11
12 1
1 13
14 1
1 15
1 16
17 1
1 18
1 19
20 1
21 1
22 1
1 23
24 1
1 25
26 1
1 27
28 1
29 1
30 1
1 31
1 32
1 33
1 34
1 35
36 1
1 37
1 38
1 39
40 1
41 1
1 42
1 43
44 1
1 45
46 1
1 47
48 1
49 1
1 50
1 51
52 1
53 1
54 1
1 55
56 1
57 1
58 1
1 59
60 1
61 1
1 ...

output:

20000 2
20000 3
19999 4
19999 5
19999 6
19999 7
20000 8
20000 9
20000 10
20000 11
19999 12
20000 13
19999 14
20000 15
20000 16
19999 17
20000 18
20000 19
19999 20
19999 21
19999 22
20000 23
19999 24
20000 25
19999 26
20000 27
19999 28
19999 29
19999 30
20000 31
20000 32
20000 33
20000 34
20000 35
19...

result:

ok AC

Test #8:

score: 0
Accepted
time: 24ms
memory: 8896kb

input:

20000
7662 1
9205 1
5971 1
1 9886
1 18853
14108 1
998 1
1 14958
7100 1
1 2670
1 18493
13838 1
4644 1
2139 1
1 18540
1 14081
1 16836
1 9357
245 1
242 1
1 13472
1 1471
3792 1
1 17875
13976 1
1 15085
1 17283
15014 1
17477 1
11578 1
18441 1
1 14367
3018 1
1 7186
1 4939
2470 1
2993 1
6175 1
1 19886
1 125...

output:

11055 7662
11055 9205
11055 5971
17029 9886
17029 18853
11055 14108
11055 998
17029 14958
11055 7100
17029 2670
17029 18493
11055 13838
11055 4644
11055 2139
17029 18540
17029 14081
17029 16836
17029 9357
11055 245
11055 242
17029 13472
17029 1471
11055 3792
17029 17875
11055 13976
17029 15085
17029...

result:

ok AC

Test #9:

score: 0
Accepted
time: 25ms
memory: 8884kb

input:

20000
8854 1
15635 1
8088 1
1 12138
12367 1
1 15051
6392 1
15564 1
17334 1
1 10164
8704 1
1 13795
1 10292
12108 1
1 50
4 1
1 18364
13341 1
19203 1
1 3017
1 5133
3499 1
19202 1
1 10304
12975 1
1 17220
1 1716
1 4158
1 16763
1 301
1 16645
8690 1
1 10064
16977 1
1 19618
1 5471
1 8763
3997 1
1 3283
11332...

output:

17288 8854
17288 15635
17288 8088
18216 12138
17288 12367
18216 15051
17288 6392
17288 15564
17288 17334
18216 10164
17288 8704
18216 13795
18216 10292
17288 12108
18216 50
17288 4
18216 18364
17288 13341
17288 19203
18216 3017
18216 5133
17288 3499
17288 19202
18216 10304
17288 12975
18216 17220
18...

result:

ok AC

Test #10:

score: 0
Accepted
time: 17ms
memory: 9020kb

input:

20000
1 2
2 3
4 2
2 5
2 6
2 7
2 8
9 2
10 2
2 11
12 2
2 13
14 2
2 15
2 16
17 2
2 18
19 2
20 2
2 21
22 2
2 23
24 2
2 25
26 2
2 27
2 28
29 2
30 2
2 31
2 32
2 33
2 34
35 2
36 2
37 2
38 2
2 39
40 2
2 41
42 2
43 2
2 44
45 2
46 2
2 47
2 48
2 49
50 2
51 2
2 52
2 53
54 2
55 2
56 2
57 2
2 58
2 59
60 2
61 2
2 ...

output:

19999 1
20000 3
19999 4
20000 5
20000 6
20000 7
20000 8
19999 9
19999 10
20000 11
19999 12
20000 13
19999 14
20000 15
20000 16
19999 17
20000 18
19999 19
19999 20
20000 21
19999 22
20000 23
19999 24
20000 25
19999 26
20000 27
20000 28
19999 29
19999 30
20000 31
20000 32
20000 33
20000 34
19999 35
19...

result:

ok AC

Test #11:

score: 0
Accepted
time: 27ms
memory: 8960kb

input:

20000
1 13291
13291 19998
3314 13291
13291 3339
13291 10237
13244 13291
13291 3392
13291 4459
13291 17335
13291 10356
6124 13291
13291 4470
12896 13291
13291 12094
3309 13291
13319 13291
13291 15658
13291 2305
13291 13710
13291 16520
13291 16234
6697 13291
13291 6686
9187 13291
13291 43
13291 2764
1...

output:

1064 1
19555 19998
1064 3314
19555 3339
19555 10237
1064 13244
19555 3392
19555 4459
19555 17335
19555 10356
1064 6124
19555 4470
1064 12896
19555 12094
1064 3309
1064 13319
19555 15658
19555 2305
19555 13710
19555 16520
19555 16234
1064 6697
19555 6686
1064 9187
19555 43
19555 2764
19555 9061
1064 ...

result:

ok AC

Test #12:

score: 0
Accepted
time: 27ms
memory: 8876kb

input:

20000
4030 5565
1206 5565
5565 8947
4887 5565
14605 5565
5565 2947
5565 9038
5565 5326
5565 9021
11087 5565
5565 19562
895 5565
14653 5565
5565 10803
5565 9750
5565 16331
4689 5565
14307 5565
11631 5565
5565 13244
10554 5565
8112 5565
5565 9394
5565 5945
15279 5565
5565 15512
1334 5565
5565 6025
556...

output:

9353 4030
9353 1206
14227 8947
9353 4887
9353 14605
14227 2947
14227 9038
14227 5326
14227 9021
9353 11087
14227 19562
9353 895
9353 14653
14227 10803
14227 9750
14227 16331
9353 4689
9353 14307
9353 11631
14227 13244
9353 10554
9353 8112
14227 9394
14227 5945
9353 15279
14227 15512
9353 1334
14227 ...

result:

ok AC

Test #13:

score: 0
Accepted
time: 96ms
memory: 32248kb

input:

100000
1 2
3 1
1 4
5 1
1 6
1 7
1 8
1 9
10 1
1 11
1 12
13 1
1 14
1 15
16 1
17 1
18 1
1 19
1 20
1 21
1 22
1 23
24 1
25 1
26 1
27 1
28 1
29 1
30 1
31 1
1 32
33 1
34 1
35 1
36 1
37 1
1 38
1 39
1 40
1 41
1 42
43 1
1 44
45 1
1 46
1 47
48 1
49 1
1 50
51 1
52 1
53 1
54 1
1 55
56 1
57 1
58 1
59 1
60 1
1 61
1...

output:

100000 2
99999 3
100000 4
99999 5
100000 6
100000 7
100000 8
100000 9
99999 10
100000 11
100000 12
99999 13
100000 14
100000 15
99999 16
99999 17
99999 18
100000 19
100000 20
100000 21
100000 22
100000 23
99999 24
99999 25
99999 26
99999 27
99999 28
99999 29
99999 30
99999 31
100000 32
99999 33
9999...

result:

ok AC

Test #14:

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

input:

5
2 1
3 2
4 3
5 4

output:

5 1
5 2
3 5
1 4

result:

ok AC

Test #15:

score: 0
Accepted
time: 195ms
memory: 30692kb

input:

100000
21871 1
13678 1
27196 1
70437 1
1 35891
1 43010
28018 1
1 64489
61157 1
1 35572
1 41613
1 73049
93865 1
83507 1
1 92127
86278 1
1 15004
1 44154
2005 1
1 94210
41410 1
1 5886
69836 1
1 24120
1 80802
1 9940
66220 1
66549 1
1 20103
1 5
1 33021
35482 1
76185 1
34850 1
1 55173
1 72488
1 76286
1 99...

output:

63055 21871
63055 13678
63055 27196
63055 70437
99803 35891
99803 43010
63055 28018
99803 64489
63055 61157
99803 35572
99803 41613
99803 73049
63055 93865
63055 83507
99803 92127
63055 86278
99803 15004
99803 44154
63055 2005
99803 94210
63055 41410
99803 5886
63055 69836
99803 24120
99803 80802
99...

result:

ok AC

Test #16:

score: 0
Accepted
time: 179ms
memory: 31556kb

input:

100000
1 12976
28108 1
87682 1
79359 1
16128 1
1 90652
1 55874
27276 1
1 66899
1 10296
1 37870
1 78978
26221 1
28589 1
1 46430
32252 1
22407 1
68230 1
64944 1
1 53457
31023 1
1 57101
1 82578
1 33273
69683 1
64357 1
1 32517
1 45623
1 29497
41082 1
1 43731
1 28620
1 64304
1 23462
1 81982
1 91877
1 309...

output:

78172 12976
49349 28108
49349 87682
49349 79359
49349 16128
78172 90652
78172 55874
49349 27276
78172 66899
78172 10296
78172 37870
78172 78978
49349 26221
49349 28589
78172 46430
49349 32252
49349 22407
49349 68230
49349 64944
78172 53457
49349 31023
78172 57101
78172 82578
78172 33273
49349 69683
...

result:

ok AC

Test #17:

score: 0
Accepted
time: 95ms
memory: 32300kb

input:

100000
1 2
2 3
4 2
5 2
2 6
7 2
2 8
2 9
2 10
2 11
2 12
2 13
2 14
2 15
16 2
2 17
18 2
19 2
20 2
21 2
2 22
23 2
24 2
2 25
2 26
27 2
28 2
29 2
30 2
2 31
32 2
2 33
34 2
35 2
2 36
2 37
38 2
2 39
40 2
2 41
42 2
43 2
44 2
45 2
2 46
47 2
2 48
49 2
50 2
2 51
2 52
2 53
2 54
2 55
56 2
2 57
58 2
59 2
60 2
61 2
6...

output:

99999 1
100000 3
99999 4
99999 5
100000 6
99999 7
100000 8
100000 9
100000 10
100000 11
100000 12
100000 13
100000 14
100000 15
99999 16
100000 17
99999 18
99999 19
99999 20
99999 21
100000 22
99999 23
99999 24
100000 25
100000 26
99999 27
99999 28
99999 29
99999 30
100000 31
99999 32
100000 33
9999...

result:

ok AC

Test #18:

score: 0
Accepted
time: 165ms
memory: 32324kb

input:

100000
15924 1
13919 15924
86413 15924
15924 78418
36904 15924
15924 60478
15924 78563
15924 23855
63531 15924
15574 15924
73713 15924
62532 15924
15924 19461
15924 80750
15924 57012
15924 27046
55780 15924
69619 15924
58970 15924
65824 15924
15924 3195
26782 15924
71411 15924
84915 15924
95347 1592...

output:

26907 1
21982 13919
21982 86413
26907 78418
21982 36904
26907 60478
26907 78563
26907 23855
21982 63531
21982 15574
21982 73713
21982 62532
26907 19461
26907 80750
26907 57012
26907 27046
21982 55780
21982 69619
21982 58970
21982 65824
26907 3195
21982 26782
21982 71411
21982 84915
21982 95347
26907...

result:

ok AC

Test #19:

score: 0
Accepted
time: 189ms
memory: 30704kb

input:

100000
40659 47250
51514 40659
40659 83613
16333 40659
25291 40659
40659 61711
40659 37621
40659 66805
40659 59550
67744 40659
40659 46644
40659 21771
40659 98164
40659 6655
75053 40659
90431 40659
40659 58023
48769 40659
11506 40659
19125 40659
52852 40659
98702 40659
53360 40659
40659 3999
66767 4...

output:

86919 47250
15917 51514
86919 83613
15917 16333
15917 25291
86919 61711
86919 37621
86919 66805
86919 59550
15917 67744
86919 46644
86919 21771
86919 98164
86919 6655
15917 75053
15917 90431
86919 58023
15917 48769
15917 11506
15917 19125
15917 52852
15917 98702
15917 53360
86919 3999
15917 66767
15...

result:

ok AC

Test #20:

score: 0
Accepted
time: 24ms
memory: 8932kb

input:

20000
13211 1
1 10767
13211 16998
13211 495
10767 7635
10767 6994
10669 16998
1369 16998
495 4745
722 495
7635 251
3552 7635
7267 6994
6994 1772
10669 18929
10669 9328
3076 1369
1369 14212
4745 284
4745 9599
722 6137
722 10565
15137 251
5349 251
16431 3552
3552 15719
7267 10917
598 7267
19533 1772
1...

output:

15632 1
15632 10767
10376 13211
15632 495
15632 7635
15632 6994
10376 10669
15632 16998
15632 4745
10376 722
15632 251
10376 3552
10376 7267
15632 1772
15632 18929
15632 9328
10376 3076
10376 1369
15632 284
15632 9599
15632 6137
15632 10565
10376 15137
10376 5349
10376 16431
15632 15719
15632 10917
...

result:

ok AC

Test #21:

score: 0
Accepted
time: 25ms
memory: 8908kb

input:

20000
11262 14400
16805 2790
19084 11979
15259 5949
9916 12236
2445 1637
1905 15141
9540 16655
12812 16186
19052 1523
6643 1443
13738 10091
9218 1337
16617 16436
17295 16466
1171 1217
19150 5280
2830 8076
16135 7234
11460 213
8101 341
5438 6331
5029 14871
10725 2090
5998 12241
8902 3420
4340 7265
18...

output:

15050 14400
5679 16805
15050 11979
15050 5949
5679 9916
5679 2445
15050 15141
15050 16655
15050 16186
15050 1523
15050 1443
15050 10091
5679 9218
5679 16617
15050 16466
15050 1217
5679 19150
5679 2830
15050 7234
5679 11460
5679 8101
15050 6331
15050 14871
5679 10725
15050 12241
5679 8902
15050 7265
...

result:

ok AC

Test #22:

score: 0
Accepted
time: 20ms
memory: 8508kb

input:

20000
19272 1
19272 7240
6952 7240
6952 10594
12564 10594
12564 13132
14483 13132
14483 1891
9772 1891
16614 9772
14519 16614
12050 14519
4039 12050
4039 9679
8408 4039
12050 6797
17990 6797
6797 17659
14519 14985
16415 14985
1735 16415
16415 18821
14985 9402
9402 18947
9402 5386
17560 16614
17560 1...

output:

8681 19272
9518 7240
8681 6952
9518 10594
8681 12564
9518 13132
8681 14483
9518 1891
8681 9772
8681 16614
8681 14519
8681 12050
8681 4039
9518 9679
8681 8408
9518 6797
8681 17990
9518 17659
9518 14985
8681 16415
8681 1735
9518 18821
9518 9402
9518 18947
9518 5386
8681 17560
9518 1094
9518 7537
9518 ...

result:

ok AC

Test #23:

score: 0
Accepted
time: 16ms
memory: 8736kb

input:

20000
4410 1
7210 1
1 2389
4410 18377
4410 4507
7905 4410
7210 14849
12441 7210
7210 9005
17807 2389
2389 6619
2389 6604
6913 18377
5811 18377
7249 18377
4507 1582
4507 8857
4507 17635
10077 7905
7905 4687
8607 7905
14849 16870
14849 3298
14849 2376
12441 9009
12441 10729
19879 12441
9005 19790
7715...

output:

2201 4410
10091 1
10091 2389
10091 18377
10091 4507
2201 7905
10091 14849
10091 7210
10091 9005
2201 17807
10091 6619
10091 6604
2201 6913
2201 5811
2201 7249
10091 1582
10091 8857
10091 17635
2201 10077
10091 4687
2201 8607
10091 16870
10091 3298
10091 2376
10091 9009
2201 12441
2201 19879
10091 19...

result:

ok AC

Test #24:

score: 0
Accepted
time: 29ms
memory: 8968kb

input:

20000
7223 19213
12395 18674
16451 12980
18029 7848
16056 11920
6906 11077
3923 10662
9192 4837
17604 11135
16462 2457
18842 9770
15130 10251
19601 6770
7954 12079
7559 642
15051 17509
1146 18583
18196 17621
4980 8041
19973 15310
16834 11112
3176 8010
957 12737
4072 830
3194 1873
11400 3394
6914 806...

output:

16305 19213
7692 12395
16305 12980
16305 7848
16305 11920
7692 6906
7692 3923
16305 4837
16305 11135
16305 2457
16305 9770
16305 10251
16305 6770
16305 12079
7692 7559
7692 15051
7692 1146
16305 17621
16305 8041
7692 19973
16305 11112
7692 3176
7692 957
16305 830
7692 3194
7692 11400
7692 6914
7692 ...

result:

ok AC

Test #25:

score: 0
Accepted
time: 1ms
memory: 3484kb

input:

5
2 1
3 1
4 1
1 5

output:

-1

result:

ok AC

Test #26:

score: 0
Accepted
time: 19ms
memory: 8528kb

input:

20000
1 4794
4794 19823
8249 19823
8249 19672
16549 19672
13478 16549
3608 13478
3608 14623
14623 10303
19353 14623
14623 7999
3608 14367
14367 17910
14367 8488
16947 14367
3608 1121
1121 1836
13048 1121
17393 1121
11488 13478
11488 17346
8954 17346
17346 4922
17346 13440
11488 2278
16202 2278
593 2...

output:

13429 4794
13429 19823
5753 8249
13429 19672
5753 16549
5753 13478
5753 3608
13429 14623
13429 10303
5753 19353
13429 7999
13429 14367
13429 17910
13429 8488
5753 16947
13429 1121
13429 1836
5753 13048
5753 17393
5753 11488
13429 17346
5753 8954
13429 4922
13429 13440
13429 2278
5753 16202
5753 593
...

result:

ok AC

Test #27:

score: 0
Accepted
time: 26ms
memory: 8908kb

input:

20000
1 17253
5390 1
1 10221
1 16259
8902 1
10509 1
1 16551
1 13314
1 12754
1 11707
1 7781
1 2105
1 18132
1 12907
1 5609
1 15234
1 18609
1 13919
1 13882
1 15621
1 1997
1 14002
1 18056
7498 1
13534 1
1530 1
1 14773
1 2001
1 10679
1 13745
6140 1
19975 1
14198 1
1 7536
5623 1
1 6120
1 6954
730 1
1 1601...

output:

971 1
971 5390
6357 10221
6357 16259
971 8902
971 10509
6357 16551
6357 13314
6357 12754
6357 11707
6357 7781
6357 2105
6357 18132
6357 12907
6357 5609
6357 15234
6357 18609
6357 13919
6357 13882
6357 15621
6357 1997
6357 14002
6357 18056
971 7498
971 13534
971 1530
6357 14773
6357 2001
6357 10679
6...

result:

ok AC

Test #28:

score: 0
Accepted
time: 26ms
memory: 9096kb

input:

20000
5445 4016
925 12966
8179 19342
5779 1
9123 4530
5079 8720
8754 5478
17667 13748
7203 13819
10489 7645
8537 14929
4717 5427
239 4564
17407 14318
6756 7348
4638 17915
19455 15109
3853 19342
15246 17470
8228 16612
7726 13819
1 16617
16607 6208
6228 12081
1615 14545
11897 16624
7653 14499
7273 195...

output:

3062 5445
19398 12966
3062 8179
3062 5779
3062 9123
3062 5079
19398 5478
19398 13748
3062 7203
19398 7645
19398 14929
3062 4717
19398 4564
19398 14318
19398 7348
19398 17915
19398 15109
3062 3853
3062 15246
3062 8228
3062 7726
19398 16617
3062 16607
3062 6228
3062 1615
3062 11897
19398 14499
19398 1...

result:

ok AC

Test #29:

score: 0
Accepted
time: 20ms
memory: 8816kb

input:

20000
1 10558
10558 7298
7298 3082
17807 7298
793 7298
11663 7298
12412 7298
10699 7298
7298 1146
2462 7298
7298 12577
11701 7298
7298 7622
3831 7298
19955 7298
3001 7298
7298 18329
7298 851
7298 16782
7298 17396
7298 15015
12771 7298
7298 10926
4736 7298
9088 7298
4867 7298
16066 7298
7298 2148
729...

output:

19849 10558
19849 7298
19849 3082
16917 17807
16917 793
16917 11663
16917 12412
16917 10699
19849 1146
16917 2462
19849 12577
16917 11701
19849 7622
16917 3831
16917 19955
16917 3001
19849 18329
19849 851
19849 16782
19849 17396
19849 15015
16917 12771
19849 10926
16917 4736
16917 9088
16917 4867
16...

result:

ok AC

Test #30:

score: 0
Accepted
time: 28ms
memory: 10364kb

input:

20000
1 11767
10226 11767
6246 10226
6576 6246
458 6576
458 5997
16052 5997
16052 10900
4370 10900
4370 17480
17480 11379
4859 11379
14663 4859
18363 14663
1454 18363
18490 1454
18490 17760
17760 19850
19832 19850
4252 19832
5482 4252
2802 5482
17779 2802
17779 8601
10844 8601
10844 17372
1230 17372...

output:

4129 1
5988 11767
5988 10226
5988 6246
5988 6576
4129 458
5988 5997
4129 16052
5988 10900
4129 4370
4129 17480
5988 11379
5988 4859
5988 14663
5988 18363
5988 1454
4129 18490
4129 17760
5988 19850
5988 19832
5988 4252
5988 5482
5988 2802
4129 17779
5988 8601
4129 10844
5988 17372
4129 1230
4129 1301...

result:

ok AC

Test #31:

score: 0
Accepted
time: 27ms
memory: 10332kb

input:

20000
16653 18166
1123 17313
12716 14313
11207 7401
2794 831
480 7420
4462 1161
575 456
15192 3052
12389 7101
15729 18976
18772 19492
18805 2052
866 10412
8160 3697
13319 15062
19241 11526
11876 3502
613 17770
15035 14829
6518 16531
11665 19122
15722 18062
19841 14843
5758 3123
1633 14519
3637 13277...

output:

18123 18166
18123 17313
18123 14313
5770 11207
18123 831
18123 7420
18123 1161
5770 575
18123 3052
18123 7101
18123 18976
5770 18772
5770 18805
18123 10412
5770 8160
18123 15062
5770 19241
5770 11876
5770 613
18123 14829
18123 16531
5770 11665
5770 15722
5770 19841
5770 5758
18123 14519
5770 3637
18...

result:

ok AC

Test #32:

score: -100
Time Limit Exceeded

input:

20000
5613 1
1 999
1 16709
1 2491
9549 1
19706 1
1 1022
1 3884
1 1916
6627 1
1 1600
10265 1
1 19100
19766 1
1 7450
1 14375
5986 1
10295 1
8625 1
11810 1
1 15542
1 5745
3506 1
12842 1
1 11860
1 16317
1 6553
12476 1
1 6031
8445 1
6462 1
1 1601
1 3014
14100 1
1 6771
1 2360
1 15402
4549 1
6116 1
1 17848...

output:


result: