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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#874667#9689. 伪伪随机JohnAlfnov#67.687969 3331ms8676kbC++142.3kb2025-01-28 13:15:542025-01-28 13:15:54

Judging History

This is the latest submission verdict.

  • [2025-01-28 13:15:54]
  • Judged
  • [2025-01-28 13:15:54]
  • Submitted

answer

#include "prg.h"
#include<bits/stdc++.h>
using namespace std;
int fa[1005];
int findfather(int x){
	return x==fa[x]?x:fa[x]=findfather(fa[x]);
}
vector<pair<int,int>>g[1005];
int dj[3005],dist[1005];
void dfs(int x,int la){
	for(auto pi:g[x]){
		int cu=pi.first,c2=pi.second;
		if(cu==la)continue;
		dist[cu]=dist[x]^dj[c2];
		dfs(cu,x);
	}
}
int dis[1005][1005];
void dfss(int x,int la,int c){
	for(auto pi:g[x]){
		int cu=pi.first;
		if(cu==la)continue;
		dis[c][cu]=dis[c][x]+1;
		dfss(cu,x,c);
	}
}
int solve(int n,int m,int k,vector<int>op,array<vector<int>,3000>x,int c,array<array<int,3000>,25>s){
	if(k==2){
		int a1=0,a2=0;
		for(int i=0;i<c;++i){
			int h=0;
			for(int j=0;j<m;++j){
				h+=s[i][j];
			}
			if(h>=(m/4+m/2)/2&&h<=(m*3/4+m/2)/2)++a1;
			else ++a2;
		}
		return (a2<=1?1:2);
	}
	if(op[k-2]!=2){
		int a1=0,a2=0;
		for(int i=0;i<c;++i){
			int h=0;
			for(int j=0;j<m;++j){
				h+=s[i][j];
			}
			if(h>=m/2-m/16&&h<=m/2+m/16)++a1;
			else ++a2;
		}
		return (a2<=1?1:2);
	}
	if(op[k-3]!=2){
		vector<vector<int>>gs(n);
		for(int i=0;i<m;++i){
			gs[x[i][k-1]].emplace_back(i);
		}
		int mn=0,ms=0;
		for(int i=0;i<n;++i)if((signed)gs[i].size()>=2){
			int t=gs[i].size(),kn=0;
			for(int j=0;j<c;++j){
				int h=0;
				for(auto k:gs[i]){
					h+=s[j][k];
				}
				if(h==0||h==t)++kn;
			}
			mn+=kn;++ms;
		}
		if(1.0*mn/ms>6.7)return 2;
		return 1;
	}
	if(op[0]==1){
		for(int i=0;i<c;++i){
			for(int j=0;j<m;++j){
				s[i][j]^=1;
			}
		}
	}
	int he=0,gs=0;
	int TT=5;
	mt19937 mt(13770618);
	while(TT--){
		vector<int>ok(m),p(m);
		for(int i=0;i<n;++i)fa[i]=i,g[i].clear();
		for(int i=0;i<m;++i)p[i]=i;
		shuffle(p.begin(),p.end(),mt);
		for(int ii=0;ii<m;++ii){
			int i=p[ii];
			int u=x[i][2],v=x[i][3];
			int fu=findfather(u),fv=findfather(v);
			if(fu!=fv){
				fa[fu]=fv;
				g[u].emplace_back(v,i);
				g[v].emplace_back(u,i);
			}else{
				ok[i]=1;
			}
		}
		for(int i=0;i<n;++i){
			for(int j=0;j<n;++j)dis[i][j]=1e9;
			dis[i][i]=0;dfss(i,0,i);
		}
		for(int t=0;t<c;++t){
			for(int i=0;i<m;++i){
				dj[i]=s[t][i];
			}
			dfs(0,-1);
			for(int i=0;i<m;++i)if(ok[i]){
				int u=x[i][2],v=x[i][3];
				if(dis[u][v]>2)continue;
				he+=dj[i]^dist[u]^dist[v];++gs;
			}
		}
	}
	if(1.0*he/gs<0.454)return 2;
	return 1;
}

Details

Tip: Click on the bar to expand more detailed information

Subtask #1:

score: 5
Accepted

Test #1:

score: 5
Accepted
time: 38ms
memory: 4608kb

input:

15478345200793503450
1237460 18364524
21312414

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #2:

score: 5
Accepted
time: 36ms
memory: 4480kb

input:

8777328773999050296
1237460 18364524
21312414

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #3:

score: 5
Accepted
time: 38ms
memory: 4480kb

input:

8306860370301473558
1237460 18364524
21312414

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #4:

score: 5
Accepted
time: 38ms
memory: 4480kb

input:

7355535262167792602
1237460 18364524
21312414

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #5:

score: 5
Accepted
time: 39ms
memory: 4480kb

input:

5901033176077457090
1237460 18364524
21312413

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #6:

score: 5
Accepted
time: 37ms
memory: 4608kb

input:

6725216784977925179
1237460 18364524
21312414

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #7:

score: 5
Accepted
time: 38ms
memory: 4608kb

input:

15228205213107479514
1237460 18364524
21312414

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #8:

score: 5
Accepted
time: 38ms
memory: 4608kb

input:

10794704323727532585
1237460 18364524
21312413

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #9:

score: 5
Accepted
time: 37ms
memory: 4608kb

input:

1531863096801291235
1237460 18364524
21312414

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #10:

score: 5
Accepted
time: 37ms
memory: 4352kb

input:

12583269177593428071
1237460 18364524
21312414

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #11:

score: 5
Accepted
time: 37ms
memory: 4480kb

input:

17884260014537450829
1237460 18364524
21312414

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #12:

score: 5
Accepted
time: 38ms
memory: 4480kb

input:

5598933293992250528
1237460 18364524
21312414

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #13:

score: 5
Accepted
time: 36ms
memory: 4352kb

input:

15029988260575536839
1237460 18364524
21312414

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #14:

score: 5
Accepted
time: 36ms
memory: 4480kb

input:

18435900855108017468
1237460 18364524
21312413

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #15:

score: 5
Accepted
time: 38ms
memory: 4480kb

input:

4740054765891404200
1237460 18364524
21312414

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #16:

score: 5
Accepted
time: 37ms
memory: 4608kb

input:

14854659461851577578
1237460 18364524
21312413

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #17:

score: 5
Accepted
time: 38ms
memory: 4480kb

input:

11860421814773748892
1237460 18364524
21312414

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #18:

score: 5
Accepted
time: 37ms
memory: 4608kb

input:

2618043996784533224
1237460 18364524
21312413

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #19:

score: 5
Accepted
time: 37ms
memory: 4480kb

input:

4729099511370153840
1237460 18364524
21312414

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #20:

score: 5
Accepted
time: 36ms
memory: 4608kb

input:

6142100148239098773
1237460 18364524
21312413

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Subtask #2:

score: 15
Accepted

Test #21:

score: 15
Accepted
time: 56ms
memory: 4608kb

input:

15644456504653888385
1237461 18364524
21312413 32673238

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #22:

score: 15
Accepted
time: 55ms
memory: 4608kb

input:

17525409403797767860
1237461 18364524
21312413 32673238

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #23:

score: 15
Accepted
time: 55ms
memory: 4608kb

input:

16953002163903257386
1237461 18364524
21312414 32673238

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #24:

score: 15
Accepted
time: 54ms
memory: 4608kb

input:

788278265436010907
1237461 18364524
21312413 32673238

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #25:

score: 15
Accepted
time: 56ms
memory: 4480kb

input:

15540481379750277983
1237461 18364524
21312413 32673238

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #26:

score: 15
Accepted
time: 55ms
memory: 4608kb

input:

9015247799051510708
1237461 18364524
21312414 32673238

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #27:

score: 15
Accepted
time: 55ms
memory: 4480kb

input:

14718463813137865720
1237461 18364524
21312414 32673238

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #28:

score: 15
Accepted
time: 41ms
memory: 4480kb

input:

9626039215908894536
1237461 18364524
21312415 32673239

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #29:

score: 15
Accepted
time: 40ms
memory: 4480kb

input:

15367994199069034681
1237461 18364524
21312414 32673236

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #30:

score: 15
Accepted
time: 57ms
memory: 4608kb

input:

9815994743565449906
1237461 18364524
21312414 32673238

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #31:

score: 15
Accepted
time: 55ms
memory: 4608kb

input:

5076972403022378194
1237461 18364524
21312414 32673238

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #32:

score: 15
Accepted
time: 56ms
memory: 4608kb

input:

13523311479884920883
1237461 18364524
21312414 32673238

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #33:

score: 15
Accepted
time: 55ms
memory: 4608kb

input:

15452059373617333584
1237461 18364524
21312414 32673238

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #34:

score: 15
Accepted
time: 56ms
memory: 4608kb

input:

8631381148034308695
1237461 18364524
21312414 32673238

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #35:

score: 15
Accepted
time: 57ms
memory: 4608kb

input:

5422315179829169150
1237461 18364524
21312414 32673238

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #36:

score: 15
Accepted
time: 55ms
memory: 4608kb

input:

4361249126136426961
1237461 18364524
21312413 32673238

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #37:

score: 15
Accepted
time: 56ms
memory: 4608kb

input:

6976800422460576686
1237461 18364524
21312414 32673238

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #38:

score: 15
Accepted
time: 56ms
memory: 4608kb

input:

8552184079474065172
1237461 18364524
21312414 32673238

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #39:

score: 15
Accepted
time: 57ms
memory: 4608kb

input:

1598183902825082255
1237461 18364524
21312414 32673238

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #40:

score: 15
Accepted
time: 55ms
memory: 4608kb

input:

3317147437384062467
1237461 18364524
21312414 32673238

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Subtask #3:

score: 30
Accepted

Test #41:

score: 30
Accepted
time: 319ms
memory: 8532kb

input:

18096446825184275106
1237458 18364525

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #42:

score: 30
Accepted
time: 146ms
memory: 8484kb

input:

14902425508262229602
1237458 18364525

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #43:

score: 30
Accepted
time: 338ms
memory: 8676kb

input:

15139748546799860644
1237458 18364525

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #44:

score: 30
Accepted
time: 382ms
memory: 8364kb

input:

9307674455823252809
1237458 18364525

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #45:

score: 30
Accepted
time: 339ms
memory: 8580kb

input:

3661511870465233329
1237458 18364525

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #46:

score: 30
Accepted
time: 307ms
memory: 8672kb

input:

9635149641212141231
1237458 18364525

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #47:

score: 30
Accepted
time: 307ms
memory: 8452kb

input:

8623126583531512280
1237458 18364525

output:

126534126

result:

ok Perfect. Correct in 99 tests.

Test #48:

score: 30
Accepted
time: 311ms
memory: 8408kb

input:

17542991876646715766
1237458 18364525

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #49:

score: 30
Accepted
time: 308ms
memory: 8560kb

input:

11509469256784773735
1237458 18364525

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #50:

score: 30
Accepted
time: 277ms
memory: 8648kb

input:

15187255126140633228
1237458 18364525

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #51:

score: 30
Accepted
time: 145ms
memory: 8632kb

input:

5596351031354288494
1237458 18364525

output:

126534126

result:

ok Perfect. Correct in 99 tests.

Test #52:

score: 30
Accepted
time: 242ms
memory: 8484kb

input:

1956884572310497827
1237458 18364525

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #53:

score: 30
Accepted
time: 373ms
memory: 8476kb

input:

1848311009363078904
1237458 18364525

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #54:

score: 30
Accepted
time: 270ms
memory: 8388kb

input:

7958126186516090968
1237458 18364525

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #55:

score: 30
Accepted
time: 369ms
memory: 8576kb

input:

14895520484903877251
1237458 18364525

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #56:

score: 30
Accepted
time: 408ms
memory: 8612kb

input:

252125976313631579
1237458 18364525

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #57:

score: 30
Accepted
time: 562ms
memory: 8672kb

input:

8822075999373790379
1237458 18364525

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #58:

score: 30
Accepted
time: 244ms
memory: 8672kb

input:

12301960690081072082
1237458 18364525

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #59:

score: 30
Accepted
time: 246ms
memory: 8596kb

input:

6580770166803301984
1237458 18364525

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #60:

score: 30
Accepted
time: 379ms
memory: 8512kb

input:

11293302044901951261
1237458 18364525

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Subtask #4:

score: 17.688
Acceptable Answer

Test #61:

score: 50
Accepted
time: 3329ms
memory: 8408kb

input:

6934415118162240981
1237458 18364524
21312414 32673238 236176120

output:

126534126

result:

ok Perfect. Correct in 99 tests.

Test #62:

score: 17.688
Acceptable Answer
time: 3314ms
memory: 8640kb

input:

3842633665807973417
1237458 18364524
21312413 32673238 236176120

output:

126534121

result:

points 0.3537593748 Correct Answer. Correct in 94 tests.

Test #63:

score: 25
Acceptable Answer
time: 3318ms
memory: 8624kb

input:

7239866286946328663
1237458 18364524
21312414 32673238 236176120

output:

126534123

result:

points 0.5 Correct Answer. Correct in 96 tests.

Test #64:

score: 20.9759
Acceptable Answer
time: 3324ms
memory: 8600kb

input:

7703816040948127846
1237458 18364524
21312414 32673238 236176120

output:

126534122

result:

points 0.4195179763 Correct Answer. Correct in 95 tests.

Test #65:

score: 50
Accepted
time: 3313ms
memory: 8664kb

input:

3603384166177697472
1237458 18364524
21312413 32673238 236176120

output:

126534126

result:

ok Perfect. Correct in 99 tests.

Test #66:

score: 30.188
Acceptable Answer
time: 3324ms
memory: 8488kb

input:

3656923047342207392
1237458 18364524
21312414 32673238 236176120

output:

126534124

result:

points 0.6037593748 Correct Answer. Correct in 97 tests.

Test #67:

score: 37.5
Acceptable Answer
time: 3314ms
memory: 8648kb

input:

527459705711820317
1237458 18364524
21312413 32673238 236176120

output:

126534125

result:

points 0.75 Correct Answer. Correct in 98 tests.

Test #68:

score: 37.5
Acceptable Answer
time: 3330ms
memory: 8456kb

input:

9663120536403908130
1237458 18364524
21312413 32673238 236176120

output:

126534125

result:

points 0.75 Correct Answer. Correct in 98 tests.

Test #69:

score: 50
Accepted
time: 61ms
memory: 4608kb

input:

9439840407846051020
1237458 18364524
21312414 32673236 236176120

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #70:

score: 37.5
Acceptable Answer
time: 3322ms
memory: 8500kb

input:

13809961864883455849
1237458 18364524
21312413 32673238 236176120

output:

126534125

result:

points 0.75 Correct Answer. Correct in 98 tests.

Test #71:

score: 30.188
Acceptable Answer
time: 3320ms
memory: 8556kb

input:

15124215729371202231
1237458 18364524
21312414 32673238 236176120

output:

126534124

result:

points 0.6037593748 Correct Answer. Correct in 97 tests.

Test #72:

score: 37.5
Acceptable Answer
time: 3321ms
memory: 8644kb

input:

7117551168813448970
1237458 18364524
21312414 32673238 236176120

output:

126534125

result:

points 0.75 Correct Answer. Correct in 98 tests.

Test #73:

score: 37.5
Acceptable Answer
time: 3329ms
memory: 8552kb

input:

5561290863673255532
1237458 18364524
21312414 32673238 236176120

output:

126534125

result:

points 0.75 Correct Answer. Correct in 98 tests.

Test #74:

score: 37.5
Acceptable Answer
time: 3324ms
memory: 8564kb

input:

13802789789482912767
1237458 18364524
21312414 32673238 236176120

output:

126534125

result:

points 0.75 Correct Answer. Correct in 98 tests.

Test #75:

score: 50
Accepted
time: 3325ms
memory: 8472kb

input:

9913943612955590097
1237458 18364524
21312414 32673238 236176120

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #76:

score: 37.5
Acceptable Answer
time: 3324ms
memory: 8672kb

input:

9308648462630523956
1237458 18364524
21312414 32673238 236176120

output:

126534125

result:

points 0.75 Correct Answer. Correct in 98 tests.

Test #77:

score: 50
Accepted
time: 3331ms
memory: 8432kb

input:

7898242699188216716
1237458 18364524
21312414 32673238 236176120

output:

126534126

result:

ok Perfect. Correct in 99 tests.

Test #78:

score: 50
Accepted
time: 3331ms
memory: 8644kb

input:

17772607140853820910
1237458 18364524
21312414 32673238 236176120

output:

126534127

result:

ok Perfect. Correct in 100 tests.

Test #79:

score: 30.188
Acceptable Answer
time: 3309ms
memory: 8492kb

input:

3917596392610036445
1237458 18364524
21312413 32673238 236176120

output:

126534124

result:

points 0.6037593748 Correct Answer. Correct in 97 tests.

Test #80:

score: 50
Accepted
time: 3330ms
memory: 8616kb

input:

7049562837957796004
1237458 18364524
21312414 32673238 236176120

output:

126534126

result:

ok Perfect. Correct in 99 tests.