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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
#317597	#4889. 愚蠢的在线法官	JohnAlfnov	9	306ms	47516kb	C++20	1.2kb	2024-01-29 08:44:36	2024-01-29 08:44:37

Judging History

你现在查看的是最新测评结果

[2024-01-29 08:44:37]
评测

测评结果：9
用时：306ms
内存：47516kb

查看

[2024-01-29 08:44:36]
提交

answer

#include<bits/stdc++.h>
#define mod 998244353
using namespace std;
int n,k;
int vv[500005],v[500005],a[500005],cnt[500005];
vector<int>g[500005];
int bg[500005],gb[500005],tot=0;
int fa[500005];
void dfs1(int x,int la){
	bg[x]=++tot,gb[bg[x]]=x;
	v[bg[x]]=vv[x];
	for(auto cu:g[x]){
		if(cu==la)continue;
		fa[cu]=x;dfs1(cu,x);
	}
}
int gs[500005],vs[500005];
int fl;
void dfs2(int x,int la){
	gs[x]=cnt[x];
	for(auto cu:g[x]){
		if(cu==la)continue;
		dfs2(cu,x);
		gs[x]+=gs[cu];
	}
	if(vs[x])fl&=(gs[x]==1),gs[x]=0;
}
int main(){
	scanf("%d%d",&n,&k);
	for(int i=1;i<=n;++i)scanf("%d",&vv[i]);
	for(int i=1;i<=k;++i){
		scanf("%d",&a[i]);++cnt[a[i]];
	}
	for(int i=1;i<n;++i){
		int u,v;
		scanf("%d%d",&u,&v);
		g[u].emplace_back(v);
		g[v].emplace_back(u);
	}
	for(int i=1;i<=n;++i)if(cnt[i]>1){
		puts("0");
		return 0;
	}
	dfs1(1,0);
	for(int i=1;i<=k;++i)a[i]=bg[a[i]];
	sort(a+1,a+k+1);
	int ans=0;
	for(int i=0;i<(1<<n);++i)if(__builtin_popcount(i)==k){
		fl=1;
		for(int j=1;j<=n;++j)vs[j]=((i>>(j-1)))&1;
		dfs2(1,0);
		if(fl){
			int cj=1;
			for(int j=1;j<=n;++j)if(vs[j])cj=1ll*cj*(vv[j]-vv[fa[j]])%mod;
			ans=(ans+cj)%mod;
		}
	}
	ans=(ans+mod)%mod;
	printf("%d\n",ans);
	return 0;
}

源文件, 语言: C++20

詳細信息

Subtask #1:

score: 3

Accepted

Test #1:

score: 3

Accepted

time: 225ms

memory: 39412kb

input:

499999 500000
879485015 176694934 629415436 677018935 33186863 696674214 19586946 878479076 318116264 823399347 140314195 715329843 996129441 446979068 600062488 847953138 978347569 865596472 147980317 199880680 187953368 989585254 457868128 466175307 381871948 369138343 826894839 963935318 36550896...

output:

result:

ok 1 number(s): "0"

Subtask #2:

score: 6

Accepted

Test #2:

score: 6

Accepted

time: 0ms

memory: 18228kb

input:

10 1
663730929 273617752 74933376 562874267 346105266 779139305 198742356 291012786 227170675 127136999
2
10 8
5 10
1 5
9 8
6 10
4 6
3 1
2 4
7 3

output:

273617752

result:

ok 1 number(s): "273617752"

Test #3:

score: 0

Accepted

time: 3ms

memory: 16236kb

input:

10 10
144077216 482507381 588297929 801675226 21569141 816295251 425507414 150613951 822735519 802838587
7 10 9 2 1 6 8 3 5 4
10 9
6 10
5 6
2 5
8 5
3 5
1 10
4 2
7 1

output:

816324383

result:

ok 1 number(s): "816324383"

Test #4:

score: 0

Accepted

time: 0ms

memory: 18152kb

input:

10 2
136932305 774891472 782708047 361400653 241613404 206577781 241535900 917672952 105332067 165467540
2 5
2 4
5 4
1 4
7 2
3 5
10 5
8 3
6 10
9 10

output:

830180673

result:

ok 1 number(s): "830180673"

Test #5:

score: 0

Accepted

time: 0ms

memory: 18280kb

input:

10 3
106669121 934163752 505411505 487296100 135689018 776930268 130240777 167200291 726820445 449323201
10 5 2
9 5
3 5
2 9
1 3
7 1
8 7
6 2
4 9
10 6

output:

516982188

result:

ok 1 number(s): "516982188"

Test #6:

score: 0

Accepted

time: 0ms

memory: 16104kb

input:

10 4
554115046 86946870 492346089 759285688 597393634 534292327 742418751 40866289 456853511 777192624
6 10 1 4
3 4
5 4
7 4
2 7
9 4
10 2
8 7
1 7
6 10

output:

525980396

result:

ok 1 number(s): "525980396"

Test #7:

score: 0

Accepted

time: 4ms

memory: 18144kb

input:

10 5
156072097 743398614 639218862 297252114 250194624 291963313 870909501 644015194 402352389 623034872
7 2 6 5 8
3 7
10 7
5 7
4 3
6 4
9 4
1 10
2 6
8 10

output:

971134438

result:

ok 1 number(s): "971134438"

Test #8:

score: 0

Accepted

time: 0ms

memory: 18328kb

input:

10 6
58754522 928459597 174632208 377936445 469281312 236879760 214372862 700076292 513613148 778426835
2 9 6 8 7 10
1 3
9 3
10 9
7 9
8 7
5 7
4 9
6 4
2 10

output:

383720205

result:

ok 1 number(s): "383720205"

Test #9:

score: 0

Accepted

time: 0ms

memory: 16240kb

input:

10 7
168762354 271736588 761917216 86643499 677986829 885713846 696532784 435399905 113862203 798130316
10 6 8 5 2 1 4
6 1
7 1
3 7
8 6
9 3
5 9
2 9
10 8
4 5

output:

336844044

result:

ok 1 number(s): "336844044"

Test #10:

score: 0

Accepted

time: 3ms

memory: 16224kb

input:

10 8
727643452 96661577 109323043 94391368 943841820 772388814 620778403 424167899 950821917 236642846
6 2 8 1 7 3 10 4
4 6
1 4
10 6
3 4
7 3
2 6
9 10
5 1
8 2

output:

180649465

result:

ok 1 number(s): "180649465"

Test #11:

score: 0

Accepted

time: 3ms

memory: 16224kb

input:

10 9
117163394 156945447 136708770 224773742 105988662 323714230 608540583 786406145 376690056 848998167
5 3 1 8 9 4 2 10 7
2 5
3 5
10 2
7 2
4 3
6 3
1 4
9 5
8 7

output:

199480877

result:

ok 1 number(s): "199480877"

Test #12:

score: 0

Accepted

time: 0ms

memory: 18152kb

input:

10 1
310390327 26621492 98419973 106234069 846950161 118046850 174859624 961989377 51668388 989751256
10
7 1
9 1
2 7
5 7
10 9
6 9
8 2
4 2
3 5

output:

989751256

result:

ok 1 number(s): "989751256"

Test #13:

score: 0

Accepted

time: 0ms

memory: 18332kb

input:

10 10
455951699 832766533 368655882 274544983 630176565 149197662 125666866 811780187 718334218 758563081
6 4 8 5 7 1 2 10 9 3
7 1
10 1
4 7
9 7
6 10
8 10
5 4
2 4
3 9

output:

859352350

result:

ok 1 number(s): "859352350"

Test #14:

score: 0

Accepted

time: 0ms

memory: 18148kb

input:

10 2
987594303 113921174 60526162 363948313 953235693 442146116 239088362 970808700 672708631 266329194
1 7
3 1
5 1
7 3
4 3
9 5
6 5
10 7
2 7
8 4

output:

670634365

result:

ok 1 number(s): "670634365"

Test #15:

score: 0

Accepted

time: 0ms

memory: 18324kb

input:

10 3
816651453 62348752 681535935 116805607 955973251 476700964 874368097 579852140 368797919 88107985
3 8 9
2 1
4 1
10 2
3 2
7 4
5 4
9 10
8 10
6 3

output:

384680534

result:

ok 1 number(s): "384680534"

Test #16:

score: 0

Accepted

time: 0ms

memory: 18324kb

input:

10 4
58528783 12671113 11126837 192243188 969173998 711355158 552139230 134986041 320297780 856214300
4 10 2 5
6 1
9 1
2 6
4 6
5 9
8 9
3 2
10 2
7 4

output:

935582164

result:

ok 1 number(s): "935582164"

Test #17:

score: 0

Accepted

time: 3ms

memory: 16144kb

input:

10 5
918601200 505156312 418368340 295664939 184721209 379115481 848903082 880171694 194423672 240200865
3 4 10 1 9
5 1
6 1
9 5
10 5
2 6
4 6
7 9
3 9
8 10

output:

939502688

result:

ok 1 number(s): "939502688"

Test #18:

score: 0

Accepted

time: 3ms

memory: 18140kb

input:

10 6
533004017 920499852 255505289 485140854 915061638 943663314 522785302 422180206 691568926 180303165
4 8 6 7 2 9
10 1
4 1
9 10
8 10
3 4
5 4
7 9
6 9
2 8

output:

245402078

result:

ok 1 number(s): "245402078"

Test #19:

score: 0

Accepted

time: 0ms

memory: 18280kb

input:

10 7
352055946 828848449 193657266 250426731 531119954 123361593 818336280 448454352 385509919 877884505
4 8 1 2 3 7 5
6 1
8 1
9 6
4 6
7 8
5 8
3 9
10 9
2 4

output:

437134755

result:

ok 1 number(s): "437134755"

Test #20:

score: 0

Accepted

time: 0ms

memory: 18204kb

input:

10 8
222505897 729863884 642300093 102527485 464137817 473460079 845548391 73579791 864520933 350567502
3 8 6 5 1 4 7 2
9 1
6 1
5 9
3 9
10 6
8 6
2 5
4 5
7 3

output:

362729610

result:

ok 1 number(s): "362729610"

Test #21:

score: 0

Accepted

time: 3ms

memory: 16280kb

input:

10 9
310531917 121040796 201720207 819345654 577591809 36619321 65407253 957660104 168632846 972191988
3 2 4 10 1 8 5 7 6
8 1
3 1
9 8
4 8
2 3
5 3
6 9
10 9
7 4

output:

result:

ok 1 number(s): "7616320"

Test #22:

score: 0

Accepted

time: 3ms

memory: 16280kb

input:

10 1
176826797 993104097 437228475 200083350 883358996 226269431 774694002 958882177 761126249 319383560
1
5 10
4 5
9 4
6 9
8 6
2 8
1 2
3 1
7 3

output:

176826797

result:

ok 1 number(s): "176826797"

Test #23:

score: 0

Accepted

time: 0ms

memory: 16176kb

input:

10 10
30079784 360490012 614575707 114958413 538017501 766980081 227243229 64074734 143317951 384396094
2 6 7 8 5 1 4 10 3 9
4 6
1 4
10 1
2 10
9 2
3 9
7 3
8 7
5 8

output:

392261918

result:

ok 1 number(s): "392261918"

Test #24:

score: 0

Accepted

time: 0ms

memory: 18268kb

input:

10 2
15319105 320956351 16097549 796607736 925606797 701963523 564229119 389994811 268587770 568257143
6 5
9 3
6 9
4 6
1 4
5 1
7 5
8 7
2 8
10 2

output:

603533874

result:

ok 1 number(s): "603533874"

Test #25:

score: 0

Accepted

time: 3ms

memory: 18280kb

input:

10 3
44467062 848254409 944037739 214010122 199987320 42351578 71741265 869158293 181319317 473381037
5 2 6
8 2
10 8
9 10
1 9
3 1
4 3
6 4
5 6
7 5

output:

545061818

result:

ok 1 number(s): "545061818"

Test #26:

score: 0

Accepted

time: 4ms

memory: 18284kb

input:

10 4
190443107 301626916 303642985 164619167 499088700 93817253 975100330 262829154 978166486 288412971
10 8 2 4
8 3
6 8
2 6
10 2
5 10
9 5
7 9
4 7
1 4

output:

594401130

result:

ok 1 number(s): "594401130"

Test #27:

score: 0

Accepted

time: 0ms

memory: 18264kb

input:

10 5
110793878 310328709 227166902 980758502 554847856 359024344 463071742 292118656 631555660 980587509
9 3 6 1 7
4 9
7 4
10 7
3 10
5 3
6 5
8 6
2 8
1 2

output:

753066803

result:

ok 1 number(s): "753066803"

Test #28:

score: 0

Accepted

time: 0ms

memory: 18220kb

input:

10 6
408680647 280087657 455789909 955735280 548605911 478765573 226976310 231047820 377968528 425761364
4 10 2 5 7 8
3 9
8 3
10 8
4 10
1 4
2 1
5 2
6 5
7 6

output:

308535888

result:

ok 1 number(s): "308535888"

Test #29:

score: 0

Accepted

time: 0ms

memory: 16228kb

input:

10 7
153452208 742977622 213209346 805345546 844591057 833352142 885290602 332667906 121009427 370665044
6 4 1 5 8 9 2
5 4
3 5
8 3
9 8
2 9
1 2
7 1
6 7
10 6

output:

308496735

result:

ok 1 number(s): "308496735"

Test #30:

score: 0

Accepted

time: 0ms

memory: 18280kb

input:

10 8
935213254 97676917 940161417 449680462 488762117 149428956 53538771 149098863 224101629 296182299
3 9 7 2 4 10 5 8
9 1
3 9
6 3
7 6
5 7
2 5
4 2
10 4
8 10

output:

652166784

result:

ok 1 number(s): "652166784"

Test #31:

score: 0

Accepted

time: 0ms

memory: 18144kb

input:

10 9
456742144 553041375 5867236 530066976 785298902 317844948 748554302 641854054 754601526 830217622
3 7 6 8 5 4 1 2 10
6 4
2 6
5 2
9 5
1 9
3 1
8 3
7 8
10 7

output:

287008023

result:

ok 1 number(s): "287008023"

Test #32:

score: 0

Accepted

time: 0ms

memory: 16240kb

input:

10 1
654029472 298153105 209351017 117803612 39983728 918790970 82428460 281708618 597736551 939830393
8
3 8
4 8
2 8
5 8
10 8
9 8
1 8
7 8
6 8

output:

281708618

result:

ok 1 number(s): "281708618"

Test #33:

score: 0

Accepted

time: 0ms

memory: 16228kb

input:

10 10
815031204 504027511 420973193 443230724 60015324 629020761 198129478 973455912 667696713 81705176
4 10 1 2 6 8 9 3 5 7
1 2
5 2
10 2
8 2
6 2
7 2
9 2
3 2
4 2

output:

965712618

result:

ok 1 number(s): "965712618"

Test #34:

score: 0

Accepted

time: 0ms

memory: 16152kb

input:

10 2
810912843 321442222 167408147 150459017 319505790 205482194 434032701 915771345 32570479 46068323
4 10
6 4
1 4
5 4
10 4
9 4
8 4
3 4
2 4
7 4

output:

192345387

result:

ok 1 number(s): "192345387"

Test #35:

score: 0

Accepted

time: 0ms

memory: 18200kb

input:

10 3
28606805 992656838 409799793 284693896 665536294 735549707 385528702 709032715 127474148 628237946
1 3 10
2 8
3 8
5 8
7 8
9 8
6 8
1 8
10 8
4 8

output:

result:

ok 1 number(s): "5032130"

Test #36:

score: 0

Accepted

time: 0ms

memory: 16280kb

input:

10 4
838731516 902989484 984968609 231223629 691996501 634243912 628250615 2314503 251145300 660804486
8 2 4 1
3 7
1 7
8 7
10 7
4 7
9 7
6 7
5 7
2 7

output:

393189683

result:

ok 1 number(s): "393189683"

Test #37:

score: 0

Accepted

time: 0ms

memory: 16224kb

input:

10 5
103358211 987438369 172995049 181914491 650269872 961462921 148532141 506079325 420012385 411301164
9 7 5 1 8
1 2
6 2
7 2
4 2
8 2
5 2
10 2
9 2
3 2

output:

243389542

result:

ok 1 number(s): "243389542"

Test #38:

score: 0

Accepted

time: 0ms

memory: 16148kb

input:

10 6
738939095 462022763 568173107 500905679 321356488 753819583 159648909 619473204 606464394 19394894
5 10 6 1 3 9
9 4
1 4
2 4
6 4
5 4
3 4
7 4
8 4
10 4

output:

123685535

result:

ok 1 number(s): "123685535"

Test #39:

score: 0

Accepted

time: 3ms

memory: 16096kb

input:

10 7
202547886 646401736 93164326 422174119 436766865 666557482 142214475 72224229 969751790 188142466
4 8 3 10 6 7 2
7 1
8 1
5 1
2 1
10 1
4 1
9 1
6 1
3 1

output:

171412495

result:

ok 1 number(s): "171412495"

Test #40:

score: 0

Accepted

time: 3ms

memory: 18280kb

input:

10 8
342750163 757047550 6702148 786150699 919530550 866064379 196212597 270399055 646964848 71988965
4 9 1 2 5 6 7 8
5 10
6 10
1 10
9 10
8 10
4 10
7 10
3 10
2 10

output:

410117969

result:

ok 1 number(s): "410117969"

Test #41:

score: 0

Accepted

time: 0ms

memory: 18192kb

input:

10 9
708468107 852623868 230491853 68750332 475802506 803976211 334452286 841322432 721667182 67588114
2 1 3 4 7 9 10 6 5
3 5
7 5
1 5
6 5
2 5
4 5
10 5
8 5
9 5

output:

391675231

result:

ok 1 number(s): "391675231"

Test #42:

score: 0

Accepted

time: 0ms

memory: 9900kb

input:

10 5
323063351 730481512 370548177 802215316 911918467 914669598 543857289 821891818 548953740 960792658
10 6 7 3 3
3 4
10 4
9 10
7 3
5 4
1 9
8 7
2 10
6 2

output:

result:

ok 1 number(s): "0"

Subtask #3:

score: 0

Wrong Answer

Test #43:

score: 0

Wrong Answer

time: 237ms

memory: 47516kb

input:

500000 600
375999961 486674339 753591626 263678997 153496902 843204506 294273913 59353025 80121537 938426018 309354784 359915003 480316315 880954496 544396164 478808641 583197144 202111021 277512785 193266475 511298159 750302398 30978705 278891583 701736665 516664158 47658598 456194527 517690925 870...

output:

result:

wrong answer 1st numbers differ - expected: '739558267', found: '0'

Subtask #4:

score: 0

Wrong Answer

Dependency #2:

100%

Accepted

Test #50:

score: 0

Wrong Answer

time: 11ms

memory: 16280kb

input:

3000 1500
42883564 80574283 273833934 166057637 337879912 877080836 107149196 39638806 454969404 374763652 551323106 166695380 602768449 131716757 93613885 683355340 354969975 271162786 859687815 486896647 564174656 565933300 181982453 662453794 472529628 519108624 263406891 422398508 149982516 2879...

output:

result:

wrong answer 1st numbers differ - expected: '585147791', found: '0'

Subtask #5:

score: 0

Wrong Answer

Test #77:

score: 0

Wrong Answer

time: 306ms

memory: 45712kb

input:

500000 500000
200910665 704700912 664276 824905098 512233060 623259142 478040808 509760810 756074623 387351466 261683363 140331101 135736712 184881987 425557684 61914673 951508934 787260914 386285199 40458274 175322609 429002885 606957721 742057849 342942076 104844271 656874266 826513447 76400873 55...

output:

result:

wrong answer 1st numbers differ - expected: '771496320', found: '0'

Subtask #6:

score: 0

Skipped

Dependency #1:

100%

Accepted