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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#403969 | #437. Fun Tour | bachbeo2007 | 100 ✓ | 92ms | 18396kb | C++20 | 2.2kb | 2024-05-03 00:27:29 | 2024-05-03 00:27:30 |
Judging History
answer
#include "fun.h"
#include <bits/stdc++.h>
using namespace std;
std::vector<int> createFunTour(int N, int Q) {
vector<int> P(N);
int X=0,Min=N;
for(int i=0;i<N;i++){
int sz=attractionsBehind(0,i);
if(sz>N/2 && sz<Min) X=i,Min=sz;
}
vector<int> D(N),cc;
for(int i=0;i<N;i++){
D[i]=hoursRequired(X,i);
if(D[i]==1) cc.push_back(i);
}
int S=(int)cc.size();
vector<vector<int>> G(S);
for(int i=0;i<N;i++){
if(i==X) continue;
int j=0;
while(j+1<S && hoursRequired(cc[j],i)+D[cc[j]]!=D[i]) j++;
G[j].push_back(i);
//cout << j << ' ' << i << '\n';
}
for(int i=0;i<S;i++){
sort(G[i].begin(),G[i].end(),[&](int x,int y){
return D[x]<D[y];
});
}
//cout << X << '\n';
int T=0;
vector<int> A,B;
if(S==2){
A=G[0];B=G[1];
if((int)A.size()>(int)B.size()) swap(A,B);
}
else{
int c=-1;
while(T<N-1){
int Max=0;
for(int i=0;i<S;i++) Max=max(Max,(int)G[i].size());
if(2*Max==N-T-1) break;
int u=-1;Max=0;
for(int i=0;i<S;i++){
if(c==i) continue;
if(D[G[i].back()]>Max) Max=D[G[i].back()],u=i;
}
assert(u!=-1);
P[T++]=G[u].back();
G[u].pop_back();c=u;
}
int u=-1;
for(int i=0;i<S;i++) if(2*(int)G[i].size()==N-T-1) u=i;
assert(u!=-1);
for(int i=0;i<S;i++){
if(u==i) A=G[i];
else B.insert(B.end(),G[i].begin(),G[i].end());
}
if(c!=u) swap(A,B);
sort(A.begin(),A.end(),[&](int x,int y){
return D[x]<D[y];
});
sort(B.begin(),B.end(),[&](int x,int y){
return D[x]<D[y];
});
assert((int)A.size()==(int)B.size());
}
while(!A.empty() || !B.empty()){
if(!B.empty()) P[T++]=B.back(),B.pop_back();
if(!A.empty()) P[T++]=A.back(),A.pop_back();
}
P[T++]=X;
//for(int i=0;i<N;i++) cout << P[i] << ' ';
//cout << '\n';
return P;
}
Details
Tip: Click on the bar to expand more detailed information
Subtask #1:
score: 0
Accepted
Test #1:
score: 0
Accepted
time: 0ms
memory: 3828kb
input:
2 400000 1 0
output:
1 0
result:
ok correct
Subtask #2:
score: 0
Accepted
Test #3:
score: 0
Accepted
time: 1ms
memory: 3828kb
input:
4 400000 1 0 2 0 3 1
output:
3 2 1 0
result:
ok correct
Subtask #3:
score: 0
Accepted
Test #9:
score: 0
Accepted
time: 0ms
memory: 4012kb
input:
4 400000 1 0 2 1 3 2
output:
3 0 2 1
result:
ok correct
Subtask #4:
score: 0
Accepted
Test #13:
score: 0
Accepted
time: 0ms
memory: 3716kb
input:
4 400000 0 1 0 2 0 3
output:
1 3 2 0
result:
ok correct
Subtask #5:
score: 0
Accepted
Test #20:
score: 0
Accepted
time: 1ms
memory: 3724kb
input:
18 400000 1 0 2 0 3 1 4 1 5 2 6 2 7 3 8 3 9 4 10 4 11 5 12 5 13 6 14 6 15 7 16 7 17 8
output:
14 17 13 16 12 15 11 8 6 7 5 10 2 9 3 4 0 1
result:
ok correct
Subtask #6:
score: 0
Accepted
Test #27:
score: 0
Accepted
time: 1ms
memory: 3716kb
input:
18 400000 7 6 8 7 5 8 4 5 3 4 9 3 10 11 12 10 13 12 14 13 9 14 2 9 15 2 16 15 17 16 1 17 0 1
output:
0 6 1 7 11 17 8 10 16 5 12 15 4 13 3 14 2 9
result:
ok correct
Subtask #7:
score: 0
Accepted
Test #33:
score: 0
Accepted
time: 1ms
memory: 3792kb
input:
500 400000 33 414 398 33 254 398 400 254 376 400 302 376 466 302 362 466 301 362 267 301 417 267 413 417 14 413 305 14 353 305 83 353 227 83 57 227 446 57 406 446 154 406 336 154 195 336 405 195 264 405 76 264 203 76 459 203 178 459 72 178 296 72 488 296 404 488 60 404 156 60 393 156 108 393 216 108...
output:
414 212 33 88 398 124 254 399 400 190 376 10 302 366 466 234 362 432 301 28 267 188 417 237 413 64 14 268 305 39 353 349 83 345 227 125 57 70 446 276 406 420 154 369 336 48 195 211 405 482 264 8 76 22 203 487 459 9 178 230 72 339 296 95 488 340 404 50 60 102 156 174 393 47 108 461 216 424 106 181 31...
result:
ok correct
Subtask #8:
score: 0
Accepted
Test #41:
score: 0
Accepted
time: 1ms
memory: 3876kb
input:
501 400000 1 0 2 0 3 1 4 1 5 2 6 2 7 3 8 3 9 4 10 4 11 5 12 5 13 6 14 6 15 7 16 7 17 8 18 8 19 9 20 9 21 10 22 10 23 11 24 11 25 12 26 12 27 13 28 13 29 14 30 14 31 15 32 15 33 16 34 16 35 17 36 17 37 18 38 18 39 19 40 19 41 20 42 20 43 21 44 21 45 22 46 22 47 23 48 23 49 24 50 24 51 25 52 25 53 26 ...
output:
413 285 414 284 415 283 416 282 417 281 418 280 419 279 420 278 421 277 422 276 423 275 424 274 425 273 441 272 427 271 428 286 429 269 430 268 431 267 432 266 433 265 434 264 435 263 436 262 437 261 438 260 439 259 440 258 426 257 383 256 384 255 385 270 386 317 387 316 388 315 389 314 390 313 391 ...
result:
ok correct
Subtask #9:
score: 0
Accepted
Test #51:
score: 0
Accepted
time: 1ms
memory: 3868kb
input:
1000 400000 6 5 7 8 6 7 9 6 11 10 11 12 13 11 14 15 13 14 9 13 16 9 18 17 18 19 20 18 22 21 22 23 20 22 24 20 26 25 26 27 28 26 30 29 30 31 28 30 24 28 16 24 32 16 33 32 35 34 35 36 37 35 39 38 39 40 37 39 41 37 43 42 43 44 45 43 47 46 47 48 45 47 41 45 49 41 50 51 52 50 54 53 54 55 52 54 56 52 58 5...
output:
139 684 141 682 323 680 321 510 143 678 319 676 145 526 147 674 149 672 151 559 312 502 153 668 114 666 155 664 307 512 305 662 158 660 303 561 160 658 301 656 299 654 162 652 297 670 164 722 166 550 310 504 116 717 357 715 118 552 355 713 353 711 121 506 351 709 349 707 123 686 347 703 125 554 345 ...
result:
ok correct
Subtask #10:
score: 0
Accepted
Test #59:
score: 0
Accepted
time: 92ms
memory: 18396kb
input:
99999 400000 11681 58292 11681 63929 49752 11681 30596 74400 30596 39261 49752 30596 19390 49752 89694 31923 19390 89694 54297 19390 42389 12902 42389 60328 72803 42389 69881 43761 69881 95741 72803 69881 96271 72803 63872 20658 63872 93588 35833 63872 48418 44153 35833 48418 96271 35833 54297 96271...
output:
54185 62996 13388 26009 54193 62998 54198 26002 54199 26001 54200 63008 54204 25999 54210 63016 54212 63017 13385 25997 54217 25996 54218 73666 54226 63031 69843 63033 54232 63036 54238 25989 54243 63040 54244 25986 54247 25985 54250 63062 54252 63064 54253 63065 54255 63066 54258 25968 13383 63030 ...
result:
ok correct
Subtask #11:
score: 10
Accepted
Dependency #1:
100%
Accepted
Dependency #2:
100%
Accepted
Dependency #3:
100%
Accepted
Dependency #4:
100%
Accepted
Subtask #12:
score: 16
Accepted
Dependency #1:
100%
Accepted
Dependency #2:
100%
Accepted
Dependency #3:
100%
Accepted
Dependency #4:
100%
Accepted
Dependency #5:
100%
Accepted
Dependency #6:
100%
Accepted
Dependency #7:
100%
Accepted
Subtask #13:
score: 21
Accepted
Dependency #1:
100%
Accepted
Dependency #2:
100%
Accepted
Dependency #5:
100%
Accepted
Dependency #8:
100%
Accepted
Subtask #14:
score: 19
Accepted
Dependency #1:
100%
Accepted
Dependency #3:
100%
Accepted
Dependency #6:
100%
Accepted
Dependency #9:
100%
Accepted
Subtask #15:
score: 34
Accepted
Dependency #1:
100%
Accepted
Dependency #2:
100%
Accepted
Dependency #3:
100%
Accepted
Dependency #4:
100%
Accepted
Dependency #5:
100%
Accepted
Dependency #6:
100%
Accepted
Dependency #7:
100%
Accepted
Dependency #8:
100%
Accepted
Dependency #9:
100%
Accepted
Dependency #10:
100%
Accepted
Dependency #11:
100%
Accepted
Dependency #12:
100%
Accepted
Dependency #13:
100%
Accepted
Dependency #14:
100%
Accepted
Extra Test:
score: 0
Extra Test Passed