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
#297585#4989. Berry BattlePhantomThreshold#AC ✓131ms42464kbC++20989b2024-01-04 19:42:382024-01-04 19:42:38

Judging History

你现在查看的是最新测评结果

  • [2024-01-04 19:42:38]
  • 评测
  • 测评结果:AC
  • 用时:131ms
  • 内存:42464kb
  • [2024-01-04 19:42:38]
  • 提交

answer

#include <bits/stdc++.h>
using namespace std;

int main()
{
	ios_base::sync_with_stdio(false);
	int n;
	cin>>n;
	vector<vector<int>> G(n+5);
	for(int i=1;i<n;i++)
	{
		int u,v;
		cin>>u>>v;
		G[u].push_back(v);
		G[v].push_back(u);
	}
	vector<int> pa(n+5),dep(n+5);
	vector<int> ord;
	function<void(int,int)> dfs=[&](int u,int p)
	{
		ord.push_back(u);
		for(auto v:G[u])
		{
			if(v==p)continue;
			pa[v]=u;
			dep[v]=dep[u]+1;
			dfs(v,u);
		}
	};
	dep[1]=0;pa[1]=0;
	dfs(1,0);
	auto r=max_element(dep.begin(),dep.end())-dep.begin();
//	for(int i=1;i<=n;i++)cerr<<i<<' '<<dep[i]<<' '<<pa[i]<<endl;
	
	dep[r]=0;pa[r]=0;
	dfs(r,0);
	auto nr=max_element(dep.begin(),dep.end())-dep.begin();
	int len=dep[nr];
	if(len<=2)
	{
		cout<<"NO\n";
		return 0;
	}
//	cerr<<"! "<<len<<endl;
	while(dep[nr]>(len+1)/2)nr=pa[nr];
	ord.clear();dep[nr]=0;
	dfs(nr,pa[nr]);
	dfs(pa[nr],nr);
	cout<<"YES\n";
	for(auto x:ord)
		cout<<x<<' ';
	
	return 0;
}

詳細信息

Test #1:

score: 100
Accepted
time: 0ms
memory: 3484kb

input:

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

output:

YES
2 1 5 6 8 3 4 9 7 10 

result:

ok 

Test #2:

score: 0
Accepted
time: 0ms
memory: 3448kb

input:

3
1 2
2 3

output:

NO

result:

ok 

Test #3:

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

input:

3
1 3
3 2

output:

NO

result:

ok 

Test #4:

score: 0
Accepted
time: 0ms
memory: 3748kb

input:

4
2 4
4 1
3 4

output:

NO

result:

ok 

Test #5:

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

input:

5
5 3
2 1
4 5
3 1

output:

YES
3 1 2 5 4 

result:

ok 

Test #6:

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

input:

6
1 2
6 5
5 2
3 4
4 2

output:

YES
2 1 5 6 4 3 

result:

ok 

Test #7:

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

input:

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

output:

YES
10 9 1 7 5 3 6 4 8 2 

result:

ok 

Test #8:

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

input:

100
42 8
32 6
92 57
47 76
69 34
24 20
61 57
22 10
18 26
89 64
13 76
38 34
23 34
54 69
88 26
66 95
34 2
93 80
77 56
96 10
44 91
86 1
90 26
19 56
30 10
4 30
45 6
8 34
17 37
97 73
67 19
58 65
75 74
39 20
57 71
53 45
25 90
51 1
79 22
55 54
15 76
74 11
70 2
95 34
60 25
91 34
48 58
16 57
64 76
37 11
40 9
...

output:

YES
20 24 39 83 2 34 69 54 55 50 38 81 11 74 75 37 17 52 14 82 35 23 8 42 95 66 84 49 91 44 98 99 94 46 70 71 57 92 7 61 28 16 31 1 86 51 9 40 73 97 68 78 63 80 93 26 18 88 65 58 48 29 76 47 13 15 87 64 89 3 90 25 60 59 6 32 33 27 36 62 85 5 45 53 10 22 79 56 77 19 67 96 41 30 4 21 72 12 100 43 

result:

ok 

Test #9:

score: 0
Accepted
time: 0ms
memory: 3612kb

input:

200
16 122
183 100
132 29
72 90
127 78
31 151
133 8
161 93
49 103
131 113
121 59
60 15
44 183
130 105
155 170
192 191
156 167
95 85
163 77
154 41
199 101
103 158
20 68
54 2
114 50
167 128
149 166
21 141
119 110
170 73
63 19
33 154
120 124
151 113
26 187
15 112
91 83
70 194
51 197
116 6
176 158
175 1...

output:

YES
82 85 95 102 160 1 17 157 118 174 98 18 185 71 4 47 88 27 73 170 155 24 143 58 12 22 87 8 133 142 42 136 53 106 25 110 119 177 145 141 21 90 72 19 63 109 2 54 197 51 112 15 60 158 103 49 166 149 56 83 91 194 70 165 164 79 36 50 114 153 188 140 135 122 16 23 40 129 65 189 93 161 144 92 108 173 11...

result:

ok 

Test #10:

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

input:

200
56 198
56 128
56 76
56 90
56 155
56 32
56 55
56 1
56 83
56 59
56 133
56 115
56 30
56 131
56 40
56 177
56 166
56 63
56 104
56 13
56 164
56 152
56 47
56 38
56 127
56 199
56 145
56 20
56 36
56 46
56 137
56 190
56 146
56 183
56 187
56 6
56 194
56 77
56 160
56 138
56 149
56 64
56 100
56 117
56 27
56 ...

output:

NO

result:

ok 

Test #11:

score: 0
Accepted
time: 0ms
memory: 3604kb

input:

200
3 138
3 187
3 13
3 36
3 26
3 59
3 69
3 54
3 27
3 154
3 82
3 132
3 161
3 101
3 198
3 6
3 193
3 169
3 60
3 85
3 166
3 57
3 28
3 163
3 89
3 93
3 135
3 16
3 125
3 62
3 71
3 150
3 2
3 21
3 127
3 121
3 95
3 39
3 179
3 90
3 98
3 104
3 182
3 103
3 177
3 174
3 172
3 49
3 88
3 178
3 51
3 200
3 159
3 48
3 ...

output:

YES
3 138 187 13 36 26 59 69 54 27 154 82 132 161 101 45 198 6 193 169 60 85 166 57 28 163 75 162 89 93 135 16 125 62 71 150 2 21 127 38 121 95 39 179 90 98 104 182 103 177 112 174 172 43 188 49 88 178 51 200 159 155 32 151 114 147 157 107 140 19 64 80 15 105 175 199 165 130 22 66 68 164 52 183 194 ...

result:

ok 

Test #12:

score: 0
Accepted
time: 107ms
memory: 27312kb

input:

300000
114853 264153
298031 43573
189277 96893
68911 129144
83395 244009
1019 185588
39660 143053
246340 144880
244223 132708
152084 27057
230030 57377
141813 235567
64190 230887
105772 151822
258236 227531
184923 92096
66128 16467
199270 173492
78538 249107
232394 197343
268822 246960
281154 197354...

output:

YES
8604 54100 19703 179246 17109 240337 121341 80578 241946 130077 154724 116468 77503 147786 13443 210717 217675 55827 104623 120356 79649 193097 218919 42909 204333 218093 83662 55944 165866 299839 163828 265743 155923 152031 174994 248157 83824 207842 192802 295357 263854 234980 120129 297194 26...

result:

ok 

Test #13:

score: 0
Accepted
time: 105ms
memory: 27004kb

input:

300000
37117 223947
199643 280354
274799 172294
226464 27333
43649 32485
130021 84630
70467 44592
112478 126488
133072 64293
271409 15857
288456 210421
139805 140
162685 49229
14096 273871
55693 11924
137750 93654
255246 78666
132904 163741
50059 8408
121274 230817
269075 125691
270537 260948
277126...

output:

YES
273370 108492 26915 77938 87545 267616 171521 221843 137923 14204 97286 280774 49568 272397 162641 211392 113112 24473 27543 32113 238506 19891 63712 12972 278863 105845 259382 239344 23723 48485 174426 124738 66625 73651 208008 174361 5531 188088 245711 17103 1713 115121 131080 146418 288944 26...

result:

ok 

Test #14:

score: 0
Accepted
time: 106ms
memory: 27184kb

input:

300000
268783 101895
27590 114760
14864 171076
137533 59382
133722 236003
277744 187278
189110 80196
260321 229396
293370 59604
66690 46811
188856 113279
158853 279087
234008 145840
62098 148819
90304 135703
264489 61055
1527 291426
228720 253339
128391 282367
230693 36857
134937 283157
178978 28302...

output:

YES
296827 47788 1427 135040 277346 71011 62256 210303 45517 143456 244547 225212 83849 11702 216853 253380 128833 203682 66980 134540 188206 210847 12483 187537 146232 100655 268480 74809 221631 146915 23192 176131 124065 250331 952 172244 174742 277488 7670 235968 90198 279002 5707 72742 294512 17...

result:

ok 

Test #15:

score: 0
Accepted
time: 117ms
memory: 28708kb

input:

300000
150950 267369
289017 3183
121065 253781
250699 196624
166248 1258
62584 164129
74238 205040
69940 242240
206512 45807
237009 152011
106234 113446
262178 6360
11915 293426
240715 210047
155609 91195
5698 108687
52572 64202
259254 131021
23340 3637
101657 75893
50362 114481
46841 259603
92022 2...

output:

YES
30093 276772 99951 287852 286295 125072 242660 174719 58680 279133 87740 206410 254475 157801 214030 252321 76169 38126 223094 2956 23571 67710 147372 3115 271639 92530 117202 89431 263077 233262 81997 264725 203379 198606 130896 117104 36830 292326 263899 243833 266628 4946 158721 216653 72526 ...

result:

ok 

Test #16:

score: 0
Accepted
time: 127ms
memory: 32256kb

input:

300000
49709 89567
116527 61741
285831 50661
101522 82524
53092 66068
86222 189736
218043 73160
13162 26534
168441 105087
11975 25881
90532 14377
232905 194513
267892 122922
272020 12435
149258 264534
123074 211569
169040 7735
137914 80789
257276 127051
35078 31990
179149 44365
178698 23293
114696 1...

output:

YES
248164 151112 148300 248431 18673 64256 166211 281597 289141 68750 116160 91995 149840 224629 41267 68073 110964 259186 275542 947 49487 184089 45474 209830 160805 34431 13190 210865 151558 183058 214861 291398 219777 7011 143377 245869 40045 208474 220360 130601 2902 257642 199487 25252 262415 ...

result:

ok 

Test #17:

score: 0
Accepted
time: 131ms
memory: 38196kb

input:

300000
11520 95384
25302 98828
47757 177418
33783 201064
249009 132959
160957 223098
69371 147959
297586 265064
111848 112
54402 243987
221427 176478
78297 103877
283871 164241
278667 280291
165910 63063
263388 174421
236875 249121
49837 32872
185947 118645
298053 206918
282114 120453
169448 108351
...

output:

YES
158788 221810 277639 60480 287959 15913 92351 268861 1322 154078 168412 149453 201514 108092 157312 284053 155878 233607 251718 276784 164978 174093 37099 32521 176702 203387 199662 231577 210909 109768 185697 57379 120144 64634 128843 109245 44781 37948 186546 148595 86974 5011 27552 223275 277...

result:

ok 

Test #18:

score: 0
Accepted
time: 131ms
memory: 42464kb

input:

300000
266316 130154
271618 232285
202160 263507
132088 15648
107605 189613
287651 88616
182956 80933
93644 64472
151741 159119
156651 146038
95404 292422
197240 139293
193081 296605
286792 1138
90636 95542
221620 185379
21658 170349
261710 33666
32379 29518
47764 23367
137414 92197
292446 226026
28...

output:

YES
285467 142253 60305 186780 213737 277770 82565 92336 64231 209630 275056 187846 282442 120694 283778 97971 198942 12918 12898 256768 247039 131913 238076 280577 228614 116334 60303 218542 181301 213325 111867 33160 161827 134706 214607 180500 14157 76639 133829 127238 298489 113930 121267 27590 ...

result:

ok 

Test #19:

score: 0
Accepted
time: 53ms
memory: 27364kb

input:

300000
12780 264648
12780 121374
12780 42008
12780 95697
12780 976
12780 177512
12780 106434
12780 278098
12780 140080
12780 110499
12780 295006
12780 235728
12780 299674
12780 116423
12780 279890
12780 244785
12780 180340
12780 197080
12780 103638
12780 7503
12780 151147
12780 87425
12780 247699
12...

output:

NO

result:

ok 

Test #20:

score: 0
Accepted
time: 67ms
memory: 28000kb

input:

300000
299736 96862
299736 241034
299736 200539
299736 117184
299736 262455
299736 285421
299736 289066
299736 110126
299736 121907
299736 159583
299736 35052
299736 225040
299736 83339
299736 44763
299736 139926
299736 1418
299736 131518
299736 166271
299736 274471
299736 296220
299736 146978
29973...

output:

YES
299736 96862 241034 200539 117184 262455 285421 289066 110126 121907 159583 35052 225040 83339 44763 139926 1418 131518 166271 274471 296220 146978 201085 161544 162910 109976 249870 44208 22149 66753 287 90379 15531 249789 89351 26074 4544 196109 121259 107632 60995 83160 151863 297212 158543 2...

result:

ok 

Test #21:

score: 0
Accepted
time: 73ms
memory: 27412kb

input:

300000
279101 105712
279101 249105
279101 112302
279101 17133
279101 30550
279101 152384
279101 275247
279101 159978
279101 40600
279101 248027
279101 133490
279101 130020
279101 127010
279101 111540
279101 121005
279101 150446
279101 107171
279101 215779
279101 13025
279101 132710
279101 39038
2791...

output:

YES
279101 105712 249105 112302 17133 30550 152384 275247 159978 40600 248027 133490 130020 127010 111540 121005 150446 107171 215779 13025 132710 39038 122982 44159 200125 180086 32840 251507 240864 55779 159975 37848 8418 237512 284840 146723 12038 291415 121661 166956 133006 55031 12941 36635 126...

result:

ok 

Test #22:

score: 0
Accepted
time: 1ms
memory: 3508kb

input:

200
107 93
93 144
107 70
93 23
107 162
93 3
107 174
93 26
107 195
93 101
107 126
93 55
107 183
93 74
107 59
93 76
107 118
93 38
107 54
93 29
107 61
93 152
107 125
93 122
107 192
93 85
107 77
93 25
107 133
93 123
107 87
93 172
107 71
93 167
107 60
93 120
107 184
93 68
107 104
93 80
107 95
93 96
107 1...

output:

YES
93 144 23 3 26 101 55 74 76 38 29 152 122 85 25 123 172 167 120 68 80 96 30 18 47 39 163 12 117 113 15 189 169 168 132 40 73 48 49 150 91 20 6 52 146 180 2 176 5 154 187 155 188 46 1 11 161 75 99 10 27 86 45 115 44 179 102 166 114 109 121 42 139 51 198 34 160 131 175 130 31 65 37 35 116 194 165 ...

result:

ok 

Test #23:

score: 0
Accepted
time: 0ms
memory: 3604kb

input:

200
12 102
102 116
12 105
102 174
12 133
102 144
12 108
102 13
12 151
102 110
12 91
102 162
12 98
102 38
12 149
102 74
12 47
102 190
12 10
102 175
12 186
102 153
12 85
102 199
12 36
102 29
12 147
102 1
12 152
102 45
12 11
102 84
12 146
102 119
12 179
102 7
12 32
102 53
12 9
102 118
12 141
102 177
12...

output:

YES
102 116 174 144 13 110 162 38 74 190 175 153 172 199 29 1 45 84 119 7 53 118 72 177 70 39 132 34 176 124 197 139 182 68 3 125 33 59 112 49 188 20 195 18 19 27 113 156 193 187 16 37 87 57 173 164 30 148 142 120 181 183 126 111 65 21 64 78 79 159 24 44 166 50 169 122 46 95 123 83 100 17 80 6 160 1...

result:

ok 

Test #24:

score: 0
Accepted
time: 77ms
memory: 27548kb

input:

300000
90531 114135
114135 178759
90531 123121
114135 161955
90531 120679
114135 205637
90531 97753
114135 97745
90531 46366
114135 13177
90531 232931
114135 139366
90531 180616
114135 72520
90531 287031
114135 14029
90531 45741
114135 288828
90531 111901
114135 63091
90531 83073
114135 77690
90531 ...

output:

YES
90531 123121 120679 97753 46366 232931 180616 287031 45741 111901 83073 247170 14493 72369 271218 221806 205954 47425 26334 97031 120855 131246 83178 272257 287596 68351 173955 212727 64184 201341 94602 236280 269867 60896 176484 46621 264385 293375 170854 110590 22910 153799 167598 35155 237822...

result:

ok 

Test #25:

score: 0
Accepted
time: 81ms
memory: 29060kb

input:

300000
141727 171472
171472 62588
141727 30250
171472 267034
141727 37741
171472 141522
141727 159683
171472 256922
141727 241118
171472 153803
141727 18425
171472 172334
141727 124007
171472 13772
141727 10366
171472 213390
141727 173862
171472 77299
141727 218798
171472 122799
141727 34360
171472 ...

output:

YES
171472 62588 267034 141522 256922 153803 172334 13772 213390 77299 122799 228288 297727 46400 83399 56700 130086 268084 129659 256509 45960 285192 138897 22215 79218 16213 38825 266545 75929 211304 255187 66297 248292 156232 240543 243770 12543 143273 295609 136997 54447 237135 253468 85663 5958...

result:

ok 

Test #26:

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

input:

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

output:

YES
8 7 9 1 10 3 5 4 6 2 

result:

ok 

Test #27:

score: 0
Accepted
time: 31ms
memory: 21120kb

input:

100000
4758 24995
70871 48101
57182 14922
78150 88326
5931 79858
4301 85469
17851 58413
60571 32187
75364 94152
24329 33975
99469 3833
26334 70008
78549 7447
9947 73063
18450 61713
24760 56646
9992 98945
34938 175
81746 41108
46227 77863
94891 10911
39706 67754
73219 55460
81410 3578
43031 14828
380...

output:

YES
27930 67855 23678 88369 15395 10926 19912 11767 46496 23049 52128 52923 32617 769 19701 49974 79205 24575 43151 63509 88670 4891 75110 35058 69669 90982 15182 27974 47633 11410 90753 62620 12355 72914 90089 41106 26623 44850 72148 5555 89275 65605 7947 62427 78953 84681 64545 29759 81246 49671 5...

result:

ok 

Test #28:

score: 0
Accepted
time: 0ms
memory: 3800kb

input:

6
5 3
3 6
5 2
3 4
5 1

output:

YES
5 2 1 3 6 4 

result:

ok 

Test #29:

score: 0
Accepted
time: 0ms
memory: 3500kb

input:

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

output:

YES
5 7 4 1 3 2 8 6 

result:

ok 

Test #30:

score: 0
Accepted
time: 0ms
memory: 3520kb

input:

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

output:

YES
1 6 4 3 2 8 5 7 

result:

ok 

Test #31:

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

input:

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

output:

YES
5 7 4 1 8 3 6 2 

result:

ok 

Test #32:

score: 0
Accepted
time: 0ms
memory: 3752kb

input:

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

output:

YES
2 8 5 1 4 3 6 7 

result:

ok 

Test #33:

score: 0
Accepted
time: 0ms
memory: 3780kb

input:

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

output:

YES
6 5 1 4 7 8 3 2 

result:

ok 

Test #34:

score: 0
Accepted
time: 0ms
memory: 3584kb

input:

16
10 1
1 3
10 4
1 2
10 14
1 7
10 9
1 13
10 6
1 5
10 12
1 15
10 8
1 11
10 16

output:

YES
1 3 2 7 13 5 15 11 10 4 14 9 6 12 8 16 

result:

ok 

Test #35:

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

input:

128
53 111
111 61
53 48
111 121
53 32
111 93
53 97
111 19
53 35
111 105
53 8
111 101
53 44
111 94
53 58
111 80
53 16
111 79
53 96
111 88
53 90
111 98
53 55
111 17
53 69
111 40
53 84
111 59
53 126
111 71
53 36
111 47
53 14
111 49
53 77
111 128
53 22
111 20
53 10
111 54
53 95
111 119
53 12
111 64
53 2...

output:

YES
53 48 32 97 35 8 44 58 16 96 90 55 69 84 126 36 14 77 22 10 95 12 27 106 124 23 31 67 73 11 102 45 100 82 89 52 24 87 1 2 91 62 41 112 110 125 65 5 57 81 86 21 43 25 75 50 37 30 74 99 76 28 103 7 111 61 121 93 19 105 101 94 80 79 88 98 17 40 59 71 47 49 128 20 54 119 64 56 18 118 104 83 68 70 29...

result:

ok 

Test #36:

score: 0
Accepted
time: 87ms
memory: 28088kb

input:

300000
250443 449
250443 22884
250443 144955
250443 124134
250443 166560
250443 196513
250443 53759
250443 191771
250443 152495
250443 146696
250443 33720
250443 74643
250443 148572
250443 259831
250443 152960
250443 28807
250443 274820
250443 105639
250443 159610
250443 147117
250443 117152
250443 ...

output:

YES
250443 449 73683 145296 22884 144955 124134 103063 166560 196513 53759 191771 168099 152495 146696 33720 2155 74643 172425 148572 259831 152960 28807 274820 105639 122390 159610 147117 117152 149064 232139 105083 254735 259777 223897 68534 296449 12522 140800 217137 270218 254242 277468 216340 2...

result:

ok 

Test #37:

score: 0
Accepted
time: 0ms
memory: 3520kb

input:

4
1 2
3 4
1 4

output:

YES
1 2 4 3 

result:

ok 

Test #38:

score: 0
Accepted
time: 0ms
memory: 3740kb

input:

4
1 3
1 4
3 2

output:

YES
1 4 3 2 

result:

ok 

Test #39:

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

input:

4
1 4
2 3
2 4

output:

YES
4 1 2 3 

result:

ok 

Test #40:

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

input:

4
2 4
1 2
4 3

output:

YES
2 1 4 3 

result:

ok 

Test #41:

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

input:

4
4 3
4 2
1 2

output:

YES
2 1 4 3 

result:

ok 

Test #42:

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

input:

4
2 3
4 2
3 1

output:

YES
3 1 2 4 

result:

ok 

Test #43:

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

input:

4
1 3
2 1
4 2

output:

YES
1 3 2 4 

result:

ok 

Test #44:

score: 0
Accepted
time: 0ms
memory: 3748kb

input:

4
3 2
1 3
4 2

output:

YES
3 1 2 4 

result:

ok 

Test #45:

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

input:

4
4 1
4 3
1 2

output:

YES
1 2 4 3 

result:

ok 

Test #46:

score: 0
Accepted
time: 0ms
memory: 3800kb

input:

5
2 3
5 1
2 4
5 3

output:

YES
3 5 1 2 4 

result:

ok 

Test #47:

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

input:

6
2 5
5 1
3 6
4 6
3 1

output:

YES
1 5 2 3 6 4 

result:

ok 

Test #48:

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

input:

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

output:

YES
2 6 4 1 5 7 3 

result:

ok 

Test #49:

score: 0
Accepted
time: 0ms
memory: 3748kb

input:

4
4 2
2 3
4 1

output:

YES
4 1 2 3 

result:

ok 

Test #50:

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

input:

4
1 4
1 2
3 2

output:

YES
1 4 2 3 

result:

ok 

Test #51:

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

input:

4
1 2
1 4
2 3

output:

YES
1 4 2 3 

result:

ok 

Test #52:

score: 0
Accepted
time: 0ms
memory: 3748kb

input:

4
1 3
1 4
3 2

output:

YES
1 4 3 2 

result:

ok 

Test #53:

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

input:

6
1 2
1 3
1 4
2 5
2 6

output:

YES
1 3 4 2 5 6 

result:

ok 

Test #54:

score: 0
Accepted
time: 0ms
memory: 3584kb

input:

6
1 6
6 5
5 3
4 5
2 6

output:

YES
6 1 2 5 3 4 

result:

ok 

Test #55:

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

input:

6
2 4
4 6
1 3
5 3
4 1

output:

YES
1 3 5 4 2 6 

result:

ok 

Test #56:

score: 0
Accepted
time: 0ms
memory: 3800kb

input:

6
3 4
4 1
2 4
6 3
3 5

output:

YES
4 1 2 3 6 5 

result:

ok 

Test #57:

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

input:

6
1 2
1 3
5 6
5 4
5 1

output:

YES
1 2 3 5 6 4 

result:

ok 

Test #58:

score: 0
Accepted
time: 0ms
memory: 3584kb

input:

6
6 1
6 2
3 4
5 3
6 3

output:

YES
6 1 2 3 4 5 

result:

ok