QOJ.ac

QOJ

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
#80590#5545. Contingency Planlarryzhong#AC ✓93ms18480kbC++171.6kb2023-02-24 12:49:302023-04-06 19:00:49

详细

Test #1:

score: 100
Accepted
time: 1ms
memory: 6236kb

input:

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

output:

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

result:

ok AC

Test #2:

score: 0
Accepted
time: 0ms
memory: 6132kb

input:

3
1 2
2 3

output:

-1

result:

ok AC

Test #3:

score: 0
Accepted
time: 4ms
memory: 6176kb

input:

2
2 1

output:

-1

result:

ok AC

Test #4:

score: 0
Accepted
time: 2ms
memory: 6104kb

input:

5
2 1
2 3
2 4
4 5

output:

1 5
3 5
2 5
4 3

result:

ok AC

Test #5:

score: 0
Accepted
time: 1ms
memory: 6136kb

input:

5
1 4
3 4
4 5
2 5

output:

1 2
3 2
4 2
5 3

result:

ok AC

Test #6:

score: 0
Accepted
time: 4ms
memory: 6352kb

input:

5
5 2
1 2
4 2
3 4

output:

5 3
1 3
2 3
4 1

result:

ok AC

Test #7:

score: 0
Accepted
time: 7ms
memory: 7904kb

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:

2 20000
3 20000
4 20000
5 20000
6 20000
7 20000
8 20000
9 20000
10 20000
11 20000
12 20000
13 20000
14 20000
15 20000
16 20000
17 20000
18 20000
19 20000
20 20000
21 20000
22 20000
23 20000
24 20000
25 20000
26 20000
27 20000
28 20000
29 20000
30 20000
31 20000
32 20000
33 20000
34 20000
35 20000
36...

result:

ok AC

Test #8:

score: 0
Accepted
time: 10ms
memory: 7864kb

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:

7662 17029
9205 17029
5971 17029
9886 17029
18853 17029
14108 17029
998 17029
14958 17029
7100 17029
2670 17029
18493 17029
13838 17029
4644 17029
2139 17029
18540 17029
14081 17029
16836 17029
9357 17029
245 17029
242 17029
13472 17029
1471 17029
3792 17029
17875 17029
13976 17029
15085 17029
17283...

result:

ok AC

Test #9:

score: 0
Accepted
time: 11ms
memory: 8404kb

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:

8854 18216
15635 18216
8088 18216
12138 18216
12367 18216
15051 18216
6392 18216
15564 18216
17334 18216
10164 18216
8704 18216
13795 18216
10292 18216
12108 18216
50 18216
4 18216
18364 18216
13341 18216
19203 18216
3017 18216
5133 18216
3499 18216
19202 18216
10304 18216
12975 18216
17220 18216
17...

result:

ok AC

Test #10:

score: 0
Accepted
time: 8ms
memory: 7932kb

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:

1 20000
3 20000
4 20000
5 20000
6 20000
7 20000
8 20000
9 20000
10 20000
11 20000
12 20000
13 20000
14 20000
15 20000
16 20000
17 20000
18 20000
19 20000
20 20000
21 20000
22 20000
23 20000
24 20000
25 20000
26 20000
27 20000
28 20000
29 20000
30 20000
31 20000
32 20000
33 20000
34 20000
35 20000
36...

result:

ok AC

Test #11:

score: 0
Accepted
time: 5ms
memory: 7888kb

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:

1 19555
19998 19555
3314 19555
3339 19555
10237 19555
13244 19555
3392 19555
4459 19555
17335 19555
10356 19555
6124 19555
4470 19555
12896 19555
12094 19555
3309 19555
13319 19555
15658 19555
2305 19555
13710 19555
16520 19555
16234 19555
6697 19555
6686 19555
9187 19555
43 19555
2764 19555
9061 19...

result:

ok AC

Test #12:

score: 0
Accepted
time: 17ms
memory: 7824kb

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:

4030 9353
1206 9353
8947 9353
4887 9353
14605 9353
2947 9353
9038 9353
5326 9353
9021 9353
11087 9353
19562 9353
895 9353
14653 9353
10803 9353
9750 9353
16331 9353
4689 9353
14307 9353
11631 9353
13244 9353
10554 9353
8112 9353
9394 9353
5945 9353
15279 9353
15512 9353
1334 9353
6025 9353
19566 935...

result:

ok AC

Test #13:

score: 0
Accepted
time: 49ms
memory: 15540kb

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:

2 100000
3 100000
4 100000
5 100000
6 100000
7 100000
8 100000
9 100000
10 100000
11 100000
12 100000
13 100000
14 100000
15 100000
16 100000
17 100000
18 100000
19 100000
20 100000
21 100000
22 100000
23 100000
24 100000
25 100000
26 100000
27 100000
28 100000
29 100000
30 100000
31 100000
32 10000...

result:

ok AC

Test #14:

score: 0
Accepted
time: 3ms
memory: 6716kb

input:

5
2 1
3 2
4 3
5 4

output:

1 4
2 4
3 5
5 2

result:

ok AC

Test #15:

score: 0
Accepted
time: 71ms
memory: 15664kb

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:

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

result:

ok AC

Test #16:

score: 0
Accepted
time: 93ms
memory: 15616kb

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:

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

result:

ok AC

Test #17:

score: 0
Accepted
time: 43ms
memory: 15556kb

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:

1 100000
3 100000
4 100000
5 100000
6 100000
7 100000
8 100000
9 100000
10 100000
11 100000
12 100000
13 100000
14 100000
15 100000
16 100000
17 100000
18 100000
19 100000
20 100000
21 100000
22 100000
23 100000
24 100000
25 100000
26 100000
27 100000
28 100000
29 100000
30 100000
31 100000
32 10000...

result:

ok AC

Test #18:

score: 0
Accepted
time: 63ms
memory: 15552kb

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:

1 26907
13919 26907
86413 26907
78418 26907
36904 26907
60478 26907
78563 26907
23855 26907
63531 26907
15574 26907
73713 26907
62532 26907
19461 26907
80750 26907
57012 26907
27046 26907
55780 26907
69619 26907
58970 26907
65824 26907
3195 26907
26782 26907
71411 26907
84915 26907
95347 26907
53739...

result:

ok AC

Test #19:

score: 0
Accepted
time: 78ms
memory: 15528kb

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:

47250 86919
51514 86919
83613 86919
16333 86919
25291 86919
61711 86919
37621 86919
66805 86919
59550 86919
67744 86919
46644 86919
21771 86919
98164 86919
6655 86919
75053 86919
90431 86919
58023 86919
48769 86919
11506 86919
19125 86919
52852 86919
98702 86919
53360 86919
3999 86919
66767 86919
82...

result:

ok AC

Test #20:

score: 0
Accepted
time: 5ms
memory: 7092kb

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:

1 2
10767 2
13211 2
495 2
7635 2
6994 2
10669 2
16998 2
4745 2
722 2
251 2
3552 2
7267 2
1772 2
18929 2
9328 2
1369 2
14212 2
284 2
9599 2
6137 2
10565 2
15137 2
5349 2
16431 2
15719 2
10917 2
598 2
19533 2
5233 2
13724 2
10707 2
7333 2
13598 2
3076 2
6305 2
16056 2
12864 2
16760 2
18952 2
13114 2
1...

result:

ok AC

Test #21:

score: 0
Accepted
time: 12ms
memory: 7576kb

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:

14400 1
16805 1
11979 1
5949 1
9916 1
2445 1
15141 1
16655 1
16186 1
1523 1
1443 1
10091 1
9218 1
16617 1
16466 1
1217 1
19150 1
2830 1
7234 1
11460 1
8101 1
6331 1
14871 1
10725 1
12241 1
8902 1
7265 1
5618 1
14867 1
741 1
19617 1
10801 1
12234 1
1508 1
18805 1
18298 1
8321 1
11096 1
12347 1
13637 ...

result:

ok AC

Test #22:

score: 0
Accepted
time: 7ms
memory: 7020kb

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:

19272 327
7240 1
6952 1
10594 1
12564 1
13132 1
14483 1
1891 1
9772 1
16614 1
14519 1
12050 1
4039 1
9679 1
8408 1
6797 1
17990 1
17659 1
14985 1
16415 1
1735 1
18821 1
9402 1
18947 1
5386 1
17560 1
1094 1
7537 1
19700 1
9876 1
16466 1
11779 1
8212 1
793 1
12138 1
1491 1
3819 1
12635 1
8903 1
5872 1...

result:

ok AC

Test #23:

score: 0
Accepted
time: 12ms
memory: 7064kb

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:

1 2
7210 2
2389 2
18377 2
4410 2
7905 2
14849 2
12441 2
9005 2
17807 2
6619 2
6604 2
6913 2
5811 2
7249 2
1582 2
8857 2
4507 2
10077 2
4687 2
8607 2
16870 2
3298 2
2376 2
9009 2
10729 2
19879 2
19790 2
7715 2
4016 2
18955 2
11427 2
8360 2
2365 2
19675 2
7633 2
7521 2
5414 2
16483 2
18283 2
14304 2
1...

result:

ok AC

Test #24:

score: 0
Accepted
time: 9ms
memory: 7016kb

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:

19213 1
12395 1
12980 1
7848 1
11920 1
6906 1
3923 1
4837 1
11135 1
2457 1
9770 1
10251 1
6770 1
12079 1
7559 1
15051 1
1146 1
17621 1
8041 1
19973 1
11112 1
3176 1
957 1
830 1
3194 1
11400 1
6914 1
14516 1
15976 1
1868 1
19612 1
163 1
13285 1
3523 1
5435 1
11408 1
5989 1
17775 1
17594 1
15194 1
175...

result:

ok AC

Test #25:

score: 0
Accepted
time: 0ms
memory: 6852kb

input:

5
2 1
3 1
4 1
1 5

output:

-1

result:

ok AC

Test #26:

score: 0
Accepted
time: 9ms
memory: 7148kb

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:

4794 16167
19823 1
8249 1
19672 1
16549 1
13478 1
3608 1
14623 1
10303 1
19353 1
7999 1
14367 1
17910 1
8488 1
16947 1
1121 1
1836 1
13048 1
17393 1
11488 1
17346 1
8954 1
4922 1
13440 1
2278 1
16202 1
593 1
13598 1
12496 1
7488 1
8346 1
2126 1
4302 1
5211 1
4461 1
13940 1
11704 1
3287 1
2229 1
2841...

result:

ok AC

Test #27:

score: 0
Accepted
time: 12ms
memory: 7276kb

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:

17253 2
5390 2
10221 2
16259 2
8902 2
10509 2
16551 2
13314 2
12754 2
11707 2
7781 2
2105 2
18132 2
12907 2
5609 2
15234 2
18609 2
13919 2
13882 2
15621 2
1997 2
1 2
18056 2
7498 2
13534 2
1530 2
14773 2
2001 2
10679 2
13745 2
6140 2
19975 2
14198 2
7536 2
5623 2
6120 2
6954 2
730 2
16011 2
12255 2
...

result:

ok AC

Test #28:

score: 0
Accepted
time: 0ms
memory: 7500kb

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:

5445 1
12966 1
8179 1
5779 16617
9123 1
5079 1
5478 1
13748 1
7203 1
7645 1
14929 1
4717 1
4564 1
14318 1
7348 1
17915 1
15109 1
3853 1
15246 1
8228 1
7726 1
16617 16624
16607 1
6228 1
1615 1
11897 1
14499 1
19530 1
15437 1
17582 1
9523 1
18894 1
7204 1
1183 1
6264 1
12776 1
10060 1
4195 1
15487 1
6...

result:

ok AC

Test #29:

score: 0
Accepted
time: 11ms
memory: 7552kb

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:

10558 11495
7298 1
3082 1
17807 1
793 1
11663 1
12412 1
10699 1
1146 1
2462 1
12577 1
11701 1
7622 1
3831 1
19955 1
3001 1
18329 1
851 1
16782 1
17396 1
15015 1
12771 1
10926 1
4736 1
9088 1
4867 1
16066 1
2148 1
9282 1
3101 1
1177 1
16186 1
18525 1
9265 1
10881 1
15895 1
14732 1
15331 1
10411 1
139...

result:

ok AC

Test #30:

score: 0
Accepted
time: 5ms
memory: 8604kb

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:

1 2
11767 2
10226 2
6246 2
6576 2
458 2
5997 2
16052 2
10900 2
4370 2
17480 2
11379 2
4859 2
14663 2
18363 2
1454 2
18490 2
17760 2
19850 2
19832 2
4252 2
5482 2
2802 2
17779 2
8601 2
10844 2
17372 2
1230 2
13019 2
3128 2
19136 2
9687 2
9016 2
12862 2
18082 2
14262 2
11849 2
3064 2
15552 2
3949 2
10...

result:

ok AC

Test #31:

score: 0
Accepted
time: 7ms
memory: 8776kb

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:

18166 12972
17313 12972
14313 12972
11207 12972
831 12972
7420 12972
1161 12972
456 12972
3052 12972
7101 12972
18976 12972
18772 12972
18805 12972
10412 12972
8160 12972
15062 12972
11526 12972
11876 12972
613 12972
14829 12972
16531 12972
11665 12972
15722 12972
19841 12972
5758 12972
14519 12972
...

result:

ok AC

Test #32:

score: 0
Accepted
time: 12ms
memory: 8284kb

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:

-1

result:

ok AC

Test #33:

score: 0
Accepted
time: 8ms
memory: 7912kb

input:

20000
2509 13795
17043 13795
12006 13795
13795 822
3022 13795
8572 13795
2579 13795
13795 9673
12654 13795
4181 13795
13795 15912
13795 8902
13795 19201
5015 13795
243 13795
13795 6524
13795 9461
16403 13795
13795 18444
1316 13795
15366 13795
13795 17126
13795 309
13795 10938
13795 1255
13795 5588
1...

output:

-1

result:

ok AC

Test #34:

score: 0
Accepted
time: 13ms
memory: 7144kb

input:

20000
12144 2902
8713 11740
8870 10266
6116 3885
5943 8380
10496 956
14162 9193
4497 3275
5480 4601
6858 17285
1067 3003
19501 1958
5579 12167
844 12167
5372 16648
18876 13545
6559 10656
2910 6918
5632 16656
10135 11948
11253 13524
10068 15948
17884 3833
6830 16257
1248 6924
9806 14359
11033 8077
86...

output:

12144 1
8713 1
10266 1
6116 1
5943 1
10496 1
9193 1
4497 1
5480 1
6858 1
3003 1
1958 1
5579 1
12167 1
16648 1
18876 1
10656 1
6918 1
5632 1
10135 1
11253 1
10068 1
3833 1
16257 1
6924 1
9806 1
8077 1
8650 1
9461 1
2145 1
18808 1
17834 1
17118 1
5268 1
17239 1
12697 1
18861 1
6613 1
14103 1
3550 1
60...

result:

ok AC

Test #35:

score: 0
Accepted
time: 8ms
memory: 7084kb

input:

20000
1284 10854
1436 9770
17852 14859
19561 13068
19123 19730
8297 15453
7167 3888
5853 15710
18440 5611
9368 5242
6667 12315
19899 12021
13550 19105
16314 1977
18051 11095
4122 16348
1987 4873
14613 10548
375 11649
6442 1199
228 18390
4006 7870
2115 10763
13056 1980
4042 9649
11446 10078
14111 289...

output:

1284 15200
1436 15200
17852 15200
13068 15200
19730 15200
15453 15200
3888 15200
5853 15200
18440 15200
5242 15200
12315 15200
12021 15200
19105 15200
1977 15200
11095 15200
4122 15200
4873 15200
10548 15200
11649 15200
1199 15200
228 15200
4006 15200
10763 15200
1980 15200
9649 15200
11446 15200
14...

result:

ok AC

Test #36:

score: 0
Accepted
time: 2ms
memory: 6180kb

input:

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

output:

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

result:

ok AC

Test #37:

score: 0
Accepted
time: 3ms
memory: 7228kb

input:

20000
1 1914
16448 1914
16448 447
1 19785
19232 19785
17236 19785
12409 17236
11707 12409
15526 11707
15526 12645
19367 12645
19367 7871
12617 7871
658 7871
2936 7871
10186 2936
10186 12483
4222 12483
4222 6106
3280 6106
7313 6106
17305 6106
2244 17305
17305 18735
16748 6106
16748 1554
16748 1261
73...

output:

1914 19785
16448 1
447 1
19785 447
19232 1
17236 1
12409 1
11707 1
15526 1
12645 1
19367 1
7871 1
12617 1
658 1
2936 1
10186 1
12483 1
4222 1
6106 1
3280 1
7313 1
17305 1
2244 1
18735 1
16748 1
1554 1
1261 1
7318 1
9524 1
7917 1
6734 1
18980 1
13963 1
17414 1
18244 1
12882 1
13768 1
221 1
17327 1
14...

result:

ok AC

Test #38:

score: 0
Accepted
time: 8ms
memory: 7916kb

input:

20000
8234 1
16079 8234
18825 16079
18825 12361
12361 6709
6709 10905
12205 10905
3916 12205
16311 3916
16423 16311
16423 10094
10094 9710
1474 9710
1474 18631
18631 13459
6640 13459
19380 6640
19380 6320
19874 6320
2212 19874
2212 8880
8880 2809
15348 2809
14869 15348
14869 8029
924 8029
924 10270
...

output:

1 16079
16079 3930
18825 8234
12361 8234
6709 8234
10905 8234
12205 8234
3916 8234
16311 8234
16423 8234
10094 8234
9710 8234
1474 8234
18631 8234
13459 8234
6640 8234
19380 8234
6320 8234
19874 8234
2212 8234
8880 8234
2809 8234
15348 8234
14869 8234
8029 8234
924 8234
10270 8234
16526 8234
4694 82...

result:

ok AC

Test #39:

score: 0
Accepted
time: 8ms
memory: 7152kb

input:

20000
3828 10203
17892 5873
17224 10321
12241 7554
2948 6507
17619 16861
11410 1012
17019 18616
13582 19398
16411 15552
578 14161
9621 19542
9684 1699
16733 9223
16474 19501
15178 3217
9743 11111
6539 14379
5655 12001
10637 2251
13411 7006
7104 9228
15833 19339
12622 4315
19092 7490
8033 12870
19399...

output:

3828 19470
5873 19470
10321 19470
7554 19470
6507 19470
17619 19470
1012 19470
18616 19470
19398 19470
16411 19470
578 19470
9621 19470
9684 19470
16733 19470
19501 19470
3217 19470
11111 19470
6539 19470
12001 19470
2251 19470
13411 19470
9228 19470
15833 19470
4315 19470
19092 19470
8033 19470
110...

result:

ok AC

Test #40:

score: 0
Accepted
time: 13ms
memory: 8308kb

input:

20000
6712 1
6712 16871
8572 16871
8572 10641
10641 16702
16702 18095
14014 18095
14014 10577
10577 1956
1956 13463
4593 13463
4593 17604
8524 17604
8524 4625
4625 5906
5906 17983
17983 13029
13029 7366
13038 7366
13038 3804
3804 3699
3699 15717
15717 967
16443 967
16443 1797
3079 1797
9213 3079
232...

output:

6712 2833
16871 1
8572 1
10641 1
16702 1
18095 1
14014 1
10577 1
1956 1
13463 1
4593 1
17604 1
8524 1
4625 1
5906 1
17983 1
13029 1
7366 1
13038 1
3804 1
3699 1
15717 1
967 1
16443 1
1797 1
3079 1
9213 1
232 1
16743 1
1222 1
4937 1
10300 1
9423 1
871 1
15884 1
11121 1
7931 1
15720 1
3455 1
16899 1
1...

result:

ok AC

Test #41:

score: 0
Accepted
time: 9ms
memory: 7556kb

input:

20000
2591 11751
5562 1300
9597 7814
11201 6762
9942 6089
18201 10054
14040 17666
14050 3479
2754 6286
5122 10070
2705 10053
3703 8076
33 13628
18330 17144
15031 16159
668 10414
14591 4857
15396 13207
6623 13987
3946 9270
15622 17484
4063 8811
12866 7551
3439 8748
10982 6076
15522 1678
8947 4749
677...

output:

11751 1
1300 1
9597 1
11201 1
6089 1
10054 1
17666 1
14050 1
6286 1
10070 1
10053 1
8076 1
13628 1
17144 1
16159 1
10414 1
4857 1
15396 1
6623 1
3946 1
17484 1
4063 1
7551 1
3439 1
6076 1
1678 1
4749 1
6774 1
19379 1
16853 1
7621 1
12599 1
10915 1
5651 1
12012 1
1957 1
11451 1
4213 1
15277 1
18381 1...

result:

ok AC

Test #42:

score: 0
Accepted
time: 49ms
memory: 10680kb

input:

100000
1 72500
1 89151
72500 50542
16422 72500
31678 89151
89151 54297
19071 50542
25039 50542
59896 16422
57305 16422
17263 31678
31678 3514
54297 25341
13381 54297
19071 7507
15806 19071
25039 62775
20433 25039
59896 28013
59896 2793
84857 57305
57305 84225
17263 6434
17263 61853
37741 3514
3514 8...

output:

1 2
89151 2
72500 2
16422 2
31678 2
54297 2
19071 2
50542 2
59896 2
57305 2
17263 2
3514 2
25341 2
13381 2
7507 2
15806 2
25039 2
20433 2
28013 2
2793 2
84857 2
84225 2
6434 2
61853 2
37741 2
83001 2
44061 2
13085 2
58193 2
55647 2
77954 2
78764 2
76195 2
7022 2
9513 2
62775 2
49029 2
40559 2
84309 ...

result:

ok AC

Test #43:

score: 0
Accepted
time: 43ms
memory: 10668kb

input:

100000
37174 25594
26356 56758
70911 5299
53571 20298
89704 67180
69629 74497
31785 14492
10546 1814
71677 54029
2466 28838
57294 23003
35667 41920
5998 95159
14430 34895
74794 85483
87138 10195
54295 96087
21621 26770
92353 70922
56725 17254
67745 92044
30390 34948
64685 31050
54736 78533
63644 859...

output:

37174 1
26356 1
70911 1
20298 1
89704 1
74497 1
14492 1
10546 1
71677 1
28838 1
23003 1
41920 1
95159 1
34895 1
74794 1
10195 1
54295 1
21621 1
70922 1
56725 1
67745 1
30390 1
31050 1
78533 1
8591 1
41599 1
83052 1
72832 1
91279 1
67635 1
93515 1
12147 1
42902 1
62955 1
28269 1
74934 1
54184 1
52773...

result:

ok AC

Test #44:

score: 0
Accepted
time: 37ms
memory: 10796kb

input:

100000
90403 1
90403 84049
84049 28339
50038 28339
50038 23735
23735 87291
87291 26404
26404 3276
3276 37488
67144 37488
67144 15335
15335 73596
32815 73596
58348 32815
32340 58348
77042 32340
32340 17210
58348 68281
68281 13360
68281 52957
32815 3781
88746 3781
33513 88746
88746 23338
11895 3781
90...

output:

90403 31209
84049 1
28339 1
50038 1
23735 1
87291 1
26404 1
3276 1
37488 1
67144 1
15335 1
73596 1
32815 1
58348 1
32340 1
77042 1
17210 1
68281 1
13360 1
52957 1
3781 1
88746 1
33513 1
23338 1
11895 1
90021 1
30580 1
48662 1
63248 1
74409 1
81851 1
86494 1
83685 1
90724 1
63215 1
55619 1
58689 1
39...

result:

ok AC

Test #45:

score: 0
Accepted
time: 31ms
memory: 10652kb

input:

100000
10753 1
31716 1
1 8354
41344 10753
10753 22340
33736 10753
31716 74747
24655 31716
31716 93736
4454 8354
65308 8354
36992 8354
53743 41344
59301 41344
41344 86462
22340 77782
22340 49193
90415 22340
33736 2126
72574 33736
33736 98153
92064 74747
23614 74747
74747 96121
24655 95702
47727 24655...

output:

1 2
31716 2
8354 2
10753 2
22340 2
33736 2
74747 2
24655 2
93736 2
4454 2
65308 2
36992 2
53743 2
41344 2
86462 2
77782 2
49193 2
90415 2
2126 2
72574 2
98153 2
92064 2
23614 2
96121 2
95702 2
47727 2
49727 2
66140 2
85606 2
19727 2
80356 2
40253 2
52474 2
57593 2
56468 2
11024 2
87513 2
5716 2
8795...

result:

ok AC

Test #46:

score: 0
Accepted
time: 44ms
memory: 10684kb

input:

100000
82182 59525
43093 74187
83434 62328
30609 75691
98351 97443
93951 9234
89762 57868
66707 24839
91314 82444
9148 12031
46318 817
9254 56692
67828 19158
29614 79432
64090 86748
43645 44758
91501 26481
13108 70283
53676 76180
2183 16343
17086 64156
13813 38661
1934 69441
21652 50770
62980 13969
...

output:

82182 1
74187 1
83434 1
30609 1
97443 1
93951 1
57868 1
24839 1
91314 1
9148 1
817 1
56692 1
67828 1
79432 1
64090 1
44758 1
26481 1
70283 1
76180 1
2183 1
17086 1
38661 1
69441 1
50770 1
13969 1
32887 1
53464 1
31201 1
75999 1
72413 1
94757 1
65182 1
73092 1
67989 1
9866 1
97622 1
27396 1
56173 1
1...

result:

ok AC

Test #47:

score: 0
Accepted
time: 3ms
memory: 6820kb

input:

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

output:

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

result:

ok AC

Test #48:

score: 0
Accepted
time: 31ms
memory: 10792kb

input:

100000
1 59819
46211 59819
46211 78631
78631 6887
6887 15685
45496 15685
45496 38399
38399 43932
22491 43932
22491 57782
25655 57782
57782 81578
40906 57782
22491 8185
8185 92518
96199 8185
63790 8185
22491 64847
84427 64847
34665 64847
30015 64847
34952 43932
34952 12997
41447 12997
19357 12997
307...

output:

59819 27108
46211 1
78631 1
6887 1
15685 1
45496 1
38399 1
43932 1
22491 1
57782 1
25655 1
81578 1
40906 1
8185 1
92518 1
96199 1
63790 1
64847 1
84427 1
34665 1
30015 1
34952 1
12997 1
41447 1
19357 1
30750 1
41985 1
17269 1
73496 1
97851 1
56846 1
2593 1
73876 1
90232 1
20892 1
3411 1
65784 1
1754...

result:

ok AC

Test #49:

score: 0
Accepted
time: 47ms
memory: 11360kb

input:

100000
70720 1
71027 1
48338 1
1 61809
1 79963
1 39740
86644 1
14939 1
39918 1
41470 1
23364 1
1 54664
1 96370
1 53835
1 67313
33696 1
44243 1
50423 1
1 70539
73776 1
560 1
98363 1
71623 1
72365 1
1 73548
1 82843
1 64083
52686 1
1 44452
1 94601
1 43725
88136 1
1 65340
30989 1
1 94282
76705 1
1 4208
...

output:

70720 2
71027 2
48338 2
61809 2
79963 2
39740 2
86644 2
14939 2
39918 2
41470 2
23364 2
54664 2
96370 2
53835 2
67313 2
33696 2
44243 2
50423 2
70539 2
73776 2
560 2
98363 2
71623 2
72365 2
73548 2
82843 2
64083 2
52686 2
44452 2
94601 2
43725 2
88136 2
65340 2
30989 2
94282 2
76705 2
4208 2
51677 2...

result:

ok AC

Test #50:

score: 0
Accepted
time: 43ms
memory: 11348kb

input:

100000
55448 49209
4084 16405
52470 22193
57007 13008
43787 82824
91893 67413
72105 89438
5791 85302
74502 44950
57906 11997
53465 42216
63894 41770
20892 54078
19530 68055
34937 22893
43941 47065
54015 53196
91519 81132
80483 71834
1399 53196
18226 23550
46619 51969
78131 47878
85576 60764
37319 88...

output:

55448 1
4084 1
22193 1
13008 1
82824 1
91893 1
72105 1
5791 1
44950 1
11997 1
42216 1
41770 1
20892 1
68055 1
22893 1
47065 1
54015 1
91519 1
80483 1
1399 1
23550 1
46619 1
47878 1
85576 1
37319 1
32182 1
81586 1
8618 1
79665 1
71947 1
32200 1
98413 1
2876 1
42148 1
83951 1
9727 1
95950 1
24562 1
59...

result:

ok AC

Test #51:

score: 0
Accepted
time: 41ms
memory: 11344kb

input:

100000
1 13485
13485 21238
21238 89751
21238 74621
14404 21238
60040 21238
21238 46089
46928 21238
73214 21238
88224 21238
47403 21238
21238 99205
89778 21238
21238 89464
22870 21238
21238 75159
40123 21238
33512 21238
21238 30257
70298 21238
21238 79591
57804 21238
21238 99840
64087 21238
12717 212...

output:

13485 34302
21238 1
89751 1
74621 1
14404 1
60040 1
46089 1
46928 1
73214 1
88224 1
47403 1
99205 1
89778 1
89464 1
22870 1
75159 1
40123 1
33512 1
30257 1
70298 1
79591 1
57804 1
99840 1
64087 1
12717 1
80599 1
94369 1
17735 1
40969 1
4985 1
18584 1
2198 1
19418 1
83752 1
84416 1
20892 1
61478 1
95...

result:

ok AC

Test #52:

score: 0
Accepted
time: 56ms
memory: 18480kb

input:

100000
43730 1
43730 8413
8413 13508
53025 13508
44444 53025
44444 46747
54535 46747
54535 16058
16058 27066
27066 73721
35961 73721
18398 35961
18398 3188
3188 9998
57229 9998
57229 96831
2109 96831
2109 89059
89059 89520
89520 62512
62512 9136
9136 32949
27353 32949
19993 27353
19993 17305
91005 1...

output:

1 2
43730 2
8413 2
13508 2
53025 2
44444 2
46747 2
54535 2
16058 2
27066 2
73721 2
35961 2
18398 2
3188 2
9998 2
57229 2
96831 2
2109 2
89059 2
89520 2
62512 2
9136 2
32949 2
27353 2
19993 2
17305 2
91005 2
89369 2
44544 2
62632 2
97627 2
63485 2
91766 2
7276 2
21832 2
27796 2
99690 2
25279 2
82445 ...

result:

ok AC

Test #53:

score: 0
Accepted
time: 54ms
memory: 18476kb

input:

100000
5616 54215
70847 24268
13256 88765
87054 72678
65173 1284
61132 24104
29759 37270
50005 62107
8909 58386
97772 68628
3463 41963
93835 10608
7780 68599
97385 40426
52295 15155
65521 84045
97372 22218
24089 69011
44236 64952
21273 33469
21618 31458
76924 4738
27278 21658
6790 18294
2343 82355
8...

output:

54215 61572
24268 61572
88765 61572
72678 61572
1284 61572
61132 61572
37270 61572
50005 61572
8909 61572
97772 61572
3463 61572
10608 61572
7780 61572
97385 61572
15155 61572
65521 61572
97372 61572
69011 61572
44236 61572
33469 61572
31458 61572
4738 61572
21658 61572
18294 61572
2343 61572
9539 6...

result:

ok AC

Test #54:

score: 0
Accepted
time: 65ms
memory: 15576kb

input:

100000
1 81565
21567 1
86484 1
95714 1
1 93565
1 15812
51087 1
15941 1
36746 1
1 34149
1 71887
1 61269
1 93111
1 52394
8732 1
1 62378
1 74176
1362 1
15806 1
91535 1
1 77121
1 17356
1 23401
70673 1
1 21367
77472 1
1 44692
1 45094
1 43652
62628 1
1 81187
1 98635
2258 1
1 491
1 1963
1 83580
12393 1
1 5...

output:

-1

result:

ok AC

Test #55:

score: 0
Accepted
time: 51ms
memory: 15524kb

input:

100000
62999 54230
62172 54230
54230 87813
80978 54230
54230 13635
8808 54230
34109 54230
54230 13451
54230 30179
9847 54230
93260 54230
54230 45610
54230 7282
54230 42958
54230 54480
54230 62452
54230 95890
32418 54230
54230 8456
54230 64404
54230 40018
54230 70843
38010 54230
57364 54230
95022 542...

output:

-1

result:

ok AC

Test #56:

score: 0
Accepted
time: 44ms
memory: 10772kb

input:

100000
85431 10525
82137 81079
48778 58755
215 90110
51120 51131
16823 69899
6320 72931
65015 30930
68354 78098
32070 13344
55633 13621
69157 69872
92675 79903
96312 24145
13234 89857
62310 15217
7671 50027
34561 73029
90324 42836
14988 3767
96314 18015
665 82164
49080 34432
24022 62814
89664 13182
...

output:

85431 46828
81079 46828
48778 46828
215 46828
51131 46828
16823 46828
72931 46828
30930 46828
78098 46828
13344 46828
13621 46828
69157 46828
79903 46828
24145 46828
13234 46828
15217 46828
7671 46828
73029 46828
90324 46828
3767 46828
18015 46828
665 46828
49080 46828
24022 46828
13182 46828
34581 ...

result:

ok AC

Test #57:

score: 0
Accepted
time: 43ms
memory: 10712kb

input:

100000
54861 12509
16932 42872
34657 39417
13373 37054
53410 71695
2271 28730
77047 80422
7187 34867
94140 69441
47384 90599
15092 60892
94502 35186
58059 98865
46037 92080
96465 56648
81008 245
86644 72226
35703 96730
7922 3613
97616 90536
41294 92557
22776 10335
74308 16656
86493 81735
91472 93048...

output:

12509 1
42872 1
34657 1
37054 1
53410 1
28730 1
77047 1
7187 1
94140 1
47384 1
60892 1
35186 1
98865 1
46037 1
96465 1
245 1
86644 1
96730 1
3613 1
97616 1
41294 1
22776 1
74308 1
81735 1
93048 1
76450 1
54929 1
95864 1
61190 1
99747 1
14994 1
75 1
40957 1
3200 1
22509 1
10962 1
75699 1
67894 1
9660...

result:

ok AC

Test #58:

score: 0
Accepted
time: 3ms
memory: 6148kb

input:

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

output:

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

result:

ok AC

Test #59:

score: 0
Accepted
time: 52ms
memory: 10748kb

input:

100000
88390 1
1 51242
1 73844
73844 82993
69357 82993
82993 89153
89153 92016
36977 89153
75137 36977
82993 53533
97404 53533
49989 97404
67125 49989
53533 7006
7006 63635
60387 7006
59312 60387
24309 59312
26526 24309
24309 9985
9985 26403
60387 55203
55203 79993
79993 71230
71230 52071
52071 8306...

output:

88390 2
51242 2
1 2
73844 2
69357 2
89153 2
92016 2
36977 2
75137 2
82993 2
97404 2
49989 2
67125 2
53533 2
63635 2
60387 2
59312 2
24309 2
26526 2
9985 2
26403 2
55203 2
79993 2
71230 2
52071 2
83065 2
86192 2
31224 2
95661 2
7006 2
78908 2
55189 2
20955 2
6350 2
61764 2
92937 2
39888 2
77120 2
268...

result:

ok AC

Test #60:

score: 0
Accepted
time: 45ms
memory: 14752kb

input:

100000
1 7264
7264 69649
85097 69649
29848 85097
29848 68683
68683 42523
15272 42523
97689 15272
97689 7996
30390 7996
54151 30390
22264 54151
22264 98123
98123 16751
27570 16751
9987 27570
9987 86950
86950 67445
67445 87275
8871 87275
8871 74967
74967 53362
53362 10217
10217 52404
45262 52404
45262...

output:

1 69649
69649 73476
85097 7264
29848 7264
68683 7264
42523 7264
15272 7264
97689 7264
7996 7264
30390 7264
54151 7264
22264 7264
98123 7264
16751 7264
27570 7264
9987 7264
86950 7264
67445 7264
87275 7264
8871 7264
74967 7264
53362 7264
10217 7264
52404 7264
45262 7264
72843 7264
86772 7264
18694 72...

result:

ok AC

Test #61:

score: 0
Accepted
time: 49ms
memory: 10856kb

input:

100000
3518 47523
14887 83452
31336 87320
47772 87482
71420 24559
99732 17539
45904 20872
52728 70439
38581 75203
18345 49294
7385 74056
95971 72826
48547 37020
61306 27212
53241 59530
32550 2892
5369 8488
4000 50453
45119 41435
5899 77096
19235 37917
75044 40239
44198 79848
23637 99807
40855 52471
...

output:

3518 84038
14887 84038
87320 84038
87482 84038
71420 84038
99732 84038
20872 84038
70439 84038
75203 84038
49294 84038
7385 84038
95971 84038
37020 84038
61306 84038
53241 84038
2892 84038
8488 84038
50453 84038
45119 84038
77096 84038
37917 84038
40239 84038
79848 84038
99807 84038
52471 84038
2456...

result:

ok AC

Test #62:

score: 0
Accepted
time: 42ms
memory: 14724kb

input:

100000
56405 1
56405 66063
66801 66063
66801 9845
9845 42911
42911 64818
67482 64818
35942 67482
35942 75546
75546 4505
4505 45628
45628 29159
29159 29378
83665 29378
83665 85205
85205 94326
78400 94326
91544 78400
92293 91544
95489 92293
20854 95489
20854 94810
91796 94810
91796 49331
49331 66242
9...

output:

56405 8284
66063 1
66801 1
9845 1
42911 1
64818 1
67482 1
35942 1
75546 1
4505 1
45628 1
29159 1
29378 1
83665 1
85205 1
94326 1
78400 1
91544 1
92293 1
95489 1
20854 1
94810 1
91796 1
49331 1
66242 1
9479 1
14120 1
30274 1
82180 1
62981 1
80630 1
92767 1
15026 1
37107 1
90649 1
16204 1
36373 1
9856...

result:

ok AC

Test #63:

score: 0
Accepted
time: 62ms
memory: 14064kb

input:

100000
29993 41605
84963 10140
60237 62389
66780 93449
98439 1174
75487 87344
56945 1098
7281 10192
90231 22033
95031 94597
88728 56965
74791 64971
68584 15462
91264 43556
80943 25018
89575 23985
46970 91618
7237 89928
26433 7488
10258 93471
44420 34919
39007 60649
64537 14238
89107 56906
58805 7576...

output:

29993 75758
84963 75758
62389 75758
66780 75758
1174 75758
87344 75758
1098 75758
7281 75758
90231 75758
95031 75758
88728 75758
74791 75758
15462 75758
43556 75758
80943 75758
23985 75758
46970 75758
7237 75758
26433 75758
93471 75758
44420 75758
60649 75758
14238 75758
56906 75758
75769 75758
4863...

result:

ok AC

Test #64:

score: 0
Accepted
time: 40ms
memory: 10876kb

input:

100000
87758 1
87758 8566
8566 53230
53230 68035
45464 68035
43933 45464
7611 43933
7611 72530
72530 97898
97898 68231
2236 84498
71861 63091
76814 62314
24969 43571
98738 76356
71858 14301
12495 4041
49101 10912
83218 63817
60387 86854
59093 27607
35192 6135
76119 58917
15976 50822
5377 60508
39902...

output:

1 2
87758 2
8566 2
53230 2
68035 2
45464 2
43933 2
7611 2
72530 2
97898 2
84498 2
71861 2
76814 2
43571 2
76356 2
14301 2
4041 2
49101 2
63817 2
86854 2
59093 2
35192 2
76119 2
50822 2
5377 2
39902 2
62754 2
47841 2
23602 2
65106 2
72292 2
97173 2
64193 2
46660 2
64231 2
74997 2
7293 2
53179 2
88977...

result:

ok AC

Test #65:

score: 0
Accepted
time: 49ms
memory: 13388kb

input:

100000
49400 1
1 55311
78355 1
58471 1
25325 1
8216 1
19123 1
47311 1
1 87302
68137 1
1 98931
11168 1
1 42489
44803 1
25464 1
34243 1
63702 1
29572 1
14941 1
1 46103
1 54830
43707 1
57172 1
1 17538
75154 1
67663 1
1 6784
14487 1
45840 1
1 82849
1 77260
1 18850
1 7003
1 76083
16640 1
54748 1
46731 1
...

output:

49400 2
55311 2
78355 2
58471 2
25325 2
8216 2
19123 2
47311 2
87302 2
68137 2
98931 2
11168 2
42489 2
44803 2
25464 2
34243 2
63702 2
29572 2
14941 2
46103 2
54830 2
43707 2
57172 2
17538 2
75154 2
67663 2
6784 2
14487 2
45840 2
82849 2
77260 2
18850 2
7003 2
76083 2
16640 2
54748 2
46731 2
43207 2...

result:

ok AC

Test #66:

score: 0
Accepted
time: 56ms
memory: 10820kb

input:

100000
59098 1
88393 1
10097 1
1 27732
12542 1
1 74984
63414 1
1 68750
1 38087
65706 38087
46675 927
57918 60950
11844 60891
1200 51250
17750 31241
12177 66972
57772 85920
49826 92407
3739 18636
15328 31458
47706 69254
95722 85793
92734 12473
72338 65624
66312 27618
47426 68757
39713 32969
50029 618...

output:

59098 2
88393 2
10097 2
27732 2
12542 2
74984 2
63414 2
68750 2
1 2
38087 2
46675 2
60950 2
60891 2
51250 2
17750 2
66972 2
57772 2
49826 2
3739 2
31458 2
47706 2
85793 2
12473 2
72338 2
27618 2
68757 2
39713 2
61891 2
54472 2
65357 2
68498 2
43879 2
12766 2
56491 2
65221 2
33848 2
32753 2
54306 2
4...

result:

ok AC

Test #67:

score: 0
Accepted
time: 2ms
memory: 6176kb

input:

5
2 1
1 3
4 1
5 4

output:

2 5
3 5
1 5
4 3

result:

ok AC

Test #68:

score: 0
Accepted
time: 1ms
memory: 6448kb

input:

5
4 1
3 1
5 1
5 2

output:

4 2
3 2
1 2
5 3

result:

ok AC

Test #69:

score: 0
Accepted
time: 3ms
memory: 6204kb

input:

5
5 1
3 1
1 2
2 4

output:

5 4
3 4
1 4
2 3

result:

ok AC
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服务器时间: 2024-12-02 22:47:13 | 开源项目