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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 |
---|---|---|---|---|---|---|---|---|---|
#874661 | #9689. 伪伪随机 | JohnAlfnov# | 41.857285 | 706ms | 8656kb | C++14 | 2.2kb | 2025-01-28 13:08:53 | 2025-01-28 13:09:00 |
Judging History
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;
}
}
}
vector<int>ok(m);
for(int i=0;i<n;++i)fa[i]=i,g[i].clear();
for(int i=0;i<m;++i){
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);
}
int he=0,gs=0;
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]>3)continue;
he+=dj[i]^dist[u]^dist[v];++gs;
}
}
if(1.0*he/gs<0.47)return 2;
return 1;
}
详细
Subtask #1:
score: 5
Accepted
Test #1:
score: 5
Accepted
time: 38ms
memory: 4480kb
input:
15478345200793503450 1237460 18364524 21312414
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #2:
score: 5
Accepted
time: 37ms
memory: 4480kb
input:
8777328773999050296 1237460 18364524 21312414
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #3:
score: 5
Accepted
time: 39ms
memory: 4480kb
input:
8306860370301473558 1237460 18364524 21312414
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #4:
score: 5
Accepted
time: 37ms
memory: 4480kb
input:
7355535262167792602 1237460 18364524 21312414
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #5:
score: 5
Accepted
time: 38ms
memory: 4480kb
input:
5901033176077457090 1237460 18364524 21312413
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #6:
score: 5
Accepted
time: 37ms
memory: 4352kb
input:
6725216784977925179 1237460 18364524 21312414
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #7:
score: 5
Accepted
time: 37ms
memory: 4480kb
input:
15228205213107479514 1237460 18364524 21312414
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #8:
score: 5
Accepted
time: 38ms
memory: 4480kb
input:
10794704323727532585 1237460 18364524 21312413
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #9:
score: 5
Accepted
time: 37ms
memory: 4480kb
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: 37ms
memory: 4480kb
input:
5598933293992250528 1237460 18364524 21312414
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #13:
score: 5
Accepted
time: 39ms
memory: 4480kb
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: 4480kb
input:
14854659461851577578 1237460 18364524 21312413
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #17:
score: 5
Accepted
time: 37ms
memory: 4480kb
input:
11860421814773748892 1237460 18364524 21312414
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #18:
score: 5
Accepted
time: 38ms
memory: 4480kb
input:
2618043996784533224 1237460 18364524 21312413
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #19:
score: 5
Accepted
time: 38ms
memory: 4480kb
input:
4729099511370153840 1237460 18364524 21312414
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #20:
score: 5
Accepted
time: 37ms
memory: 4480kb
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: 55ms
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: 57ms
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: 6600kb
input:
788278265436010907 1237461 18364524 21312413 32673238
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #25:
score: 15
Accepted
time: 55ms
memory: 4608kb
input:
15540481379750277983 1237461 18364524 21312413 32673238
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #26:
score: 15
Accepted
time: 56ms
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: 4608kb
input:
14718463813137865720 1237461 18364524 21312414 32673238
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #28:
score: 15
Accepted
time: 42ms
memory: 4480kb
input:
9626039215908894536 1237461 18364524 21312415 32673239
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #29:
score: 15
Accepted
time: 43ms
memory: 4480kb
input:
15367994199069034681 1237461 18364524 21312414 32673236
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #30:
score: 15
Accepted
time: 55ms
memory: 4608kb
input:
9815994743565449906 1237461 18364524 21312414 32673238
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #31:
score: 15
Accepted
time: 56ms
memory: 4608kb
input:
5076972403022378194 1237461 18364524 21312414 32673238
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #32:
score: 15
Accepted
time: 57ms
memory: 4480kb
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: 55ms
memory: 4480kb
input:
8631381148034308695 1237461 18364524 21312414 32673238
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #35:
score: 15
Accepted
time: 56ms
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: 55ms
memory: 4608kb
input:
6976800422460576686 1237461 18364524 21312414 32673238
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #38:
score: 15
Accepted
time: 55ms
memory: 6596kb
input:
8552184079474065172 1237461 18364524 21312414 32673238
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #39:
score: 15
Accepted
time: 55ms
memory: 4608kb
input:
1598183902825082255 1237461 18364524 21312414 32673238
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #40:
score: 15
Accepted
time: 56ms
memory: 4608kb
input:
3317147437384062467 1237461 18364524 21312414 32673238
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Subtask #3:
score: 18.1128
Acceptable Answer
Test #41:
score: 30
Accepted
time: 99ms
memory: 8576kb
input:
18096446825184275106 1237458 18364525
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #42:
score: 30
Accepted
time: 69ms
memory: 8568kb
input:
14902425508262229602 1237458 18364525
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #43:
score: 18.1128
Acceptable Answer
time: 107ms
memory: 8464kb
input:
15139748546799860644 1237458 18364525
output:
126534124
result:
points 0.6037593748 Correct Answer. Correct in 97 tests.
Test #44:
score: 30
Accepted
time: 114ms
memory: 8556kb
input:
9307674455823252809 1237458 18364525
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #45:
score: 22.5
Acceptable Answer
time: 113ms
memory: 8488kb
input:
3661511870465233329 1237458 18364525
output:
126534125
result:
points 0.75 Correct Answer. Correct in 98 tests.
Test #46:
score: 30
Accepted
time: 98ms
memory: 8424kb
input:
9635149641212141231 1237458 18364525
output:
126534126
result:
ok Perfect. Correct in 99 tests.
Test #47:
score: 30
Accepted
time: 99ms
memory: 8576kb
input:
8623126583531512280 1237458 18364525
output:
126534126
result:
ok Perfect. Correct in 99 tests.
Test #48:
score: 30
Accepted
time: 98ms
memory: 8592kb
input:
17542991876646715766 1237458 18364525
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #49:
score: 30
Accepted
time: 100ms
memory: 8656kb
input:
11509469256784773735 1237458 18364525
output:
126534126
result:
ok Perfect. Correct in 99 tests.
Test #50:
score: 30
Accepted
time: 93ms
memory: 8488kb
input:
15187255126140633228 1237458 18364525
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #51:
score: 30
Accepted
time: 69ms
memory: 8648kb
input:
5596351031354288494 1237458 18364525
output:
126534126
result:
ok Perfect. Correct in 99 tests.
Test #52:
score: 30
Accepted
time: 89ms
memory: 8556kb
input:
1956884572310497827 1237458 18364525
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #53:
score: 30
Accepted
time: 115ms
memory: 8576kb
input:
1848311009363078904 1237458 18364525
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #54:
score: 30
Accepted
time: 93ms
memory: 8648kb
input:
7958126186516090968 1237458 18364525
output:
126534126
result:
ok Perfect. Correct in 99 tests.
Test #55:
score: 30
Accepted
time: 112ms
memory: 8448kb
input:
14895520484903877251 1237458 18364525
output:
126534126
result:
ok Perfect. Correct in 99 tests.
Test #56:
score: 30
Accepted
time: 120ms
memory: 8532kb
input:
252125976313631579 1237458 18364525
output:
126534126
result:
ok Perfect. Correct in 99 tests.
Test #57:
score: 22.5
Acceptable Answer
time: 150ms
memory: 8624kb
input:
8822075999373790379 1237458 18364525
output:
126534125
result:
points 0.75 Correct Answer. Correct in 98 tests.
Test #58:
score: 30
Accepted
time: 90ms
memory: 8348kb
input:
12301960690081072082 1237458 18364525
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #59:
score: 30
Accepted
time: 88ms
memory: 8488kb
input:
6580770166803301984 1237458 18364525
output:
126534126
result:
ok Perfect. Correct in 99 tests.
Test #60:
score: 30
Accepted
time: 112ms
memory: 8576kb
input:
11293302044901951261 1237458 18364525
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Subtask #4:
score: 3.7445
Acceptable Answer
Test #61:
score: 14.9081
Acceptable Answer
time: 706ms
memory: 8512kb
input:
6934415118162240981 1237458 18364524 21312414 32673238 236176120
output:
126534120
result:
points 0.2981612695 Correct Answer. Correct in 93 tests.
Test #62:
score: 5.18797
Acceptable Answer
time: 688ms
memory: 8568kb
input:
3842633665807973417 1237458 18364524 21312413 32673238 236176120
output:
126534115
result:
points 0.1037593748 Correct Answer. Correct in 88 tests.
Test #63:
score: 12.5
Acceptable Answer
time: 692ms
memory: 8568kb
input:
7239866286946328663 1237458 18364524 21312414 32673238 236176120
output:
126534119
result:
points 0.25 Correct Answer. Correct in 92 tests.
Test #64:
score: 12.5
Acceptable Answer
time: 696ms
memory: 8560kb
input:
7703816040948127846 1237458 18364524 21312414 32673238 236176120
output:
126534119
result:
points 0.25 Correct Answer. Correct in 92 tests.
Test #65:
score: 6.7571
Acceptable Answer
time: 691ms
memory: 8568kb
input:
3603384166177697472 1237458 18364524 21312413 32673238 236176120
output:
126534116
result:
points 0.1351420953 Correct Answer. Correct in 89 tests.
Test #66:
score: 3.7445
Acceptable Answer
time: 691ms
memory: 8548kb
input:
3656923047342207392 1237458 18364524 21312414 32673238 236176120
output:
126534114
result:
points 0.0748900705 Correct Answer. Correct in 87 tests.
Test #67:
score: 8.4759
Acceptable Answer
time: 695ms
memory: 8548kb
input:
527459705711820317 1237458 18364524 21312413 32673238 236176120
output:
126534117
result:
points 0.1695179763 Correct Answer. Correct in 90 tests.
Test #68:
score: 25
Acceptable Answer
time: 690ms
memory: 8632kb
input:
9663120536403908130 1237458 18364524 21312413 32673238 236176120
output:
126534123
result:
points 0.5 Correct Answer. Correct in 96 tests.
Test #69:
score: 50
Accepted
time: 60ms
memory: 4608kb
input:
9439840407846051020 1237458 18364524 21312414 32673236 236176120
output:
126534127
result:
ok Perfect. Correct in 100 tests.
Test #70:
score: 25
Acceptable Answer
time: 703ms
memory: 8460kb
input:
13809961864883455849 1237458 18364524 21312413 32673238 236176120
output:
126534123
result:
points 0.5 Correct Answer. Correct in 96 tests.
Test #71:
score: 12.5
Acceptable Answer
time: 695ms
memory: 8488kb
input:
15124215729371202231 1237458 18364524 21312414 32673238 236176120
output:
126534119
result:
points 0.25 Correct Answer. Correct in 92 tests.
Test #72:
score: 20.9759
Acceptable Answer
time: 695ms
memory: 8612kb
input:
7117551168813448970 1237458 18364524 21312414 32673238 236176120
output:
126534122
result:
points 0.4195179763 Correct Answer. Correct in 95 tests.
Test #73:
score: 14.9081
Acceptable Answer
time: 695ms
memory: 8444kb
input:
5561290863673255532 1237458 18364524 21312414 32673238 236176120
output:
126534120
result:
points 0.2981612695 Correct Answer. Correct in 93 tests.
Test #74:
score: 20.9759
Acceptable Answer
time: 696ms
memory: 8576kb
input:
13802789789482912767 1237458 18364524 21312414 32673238 236176120
output:
126534122
result:
points 0.4195179763 Correct Answer. Correct in 95 tests.
Test #75:
score: 25
Acceptable Answer
time: 693ms
memory: 8612kb
input:
9913943612955590097 1237458 18364524 21312414 32673238 236176120
output:
126534123
result:
points 0.5 Correct Answer. Correct in 96 tests.
Test #76:
score: 25
Acceptable Answer
time: 696ms
memory: 8612kb
input:
9308648462630523956 1237458 18364524 21312414 32673238 236176120
output:
126534123
result:
points 0.5 Correct Answer. Correct in 96 tests.
Test #77:
score: 8.4759
Acceptable Answer
time: 694ms
memory: 8548kb
input:
7898242699188216716 1237458 18364524 21312414 32673238 236176120
output:
126534117
result:
points 0.1695179763 Correct Answer. Correct in 90 tests.
Test #78:
score: 17.688
Acceptable Answer
time: 694ms
memory: 8552kb
input:
17772607140853820910 1237458 18364524 21312414 32673238 236176120
output:
126534121
result:
points 0.3537593748 Correct Answer. Correct in 94 tests.
Test #79:
score: 20.9759
Acceptable Answer
time: 688ms
memory: 8492kb
input:
3917596392610036445 1237458 18364524 21312413 32673238 236176120
output:
126534122
result:
points 0.4195179763 Correct Answer. Correct in 95 tests.
Test #80:
score: 6.7571
Acceptable Answer
time: 698ms
memory: 8528kb
input:
7049562837957796004 1237458 18364524 21312414 32673238 236176120
output:
126534116
result:
points 0.1351420953 Correct Answer. Correct in 89 tests.