| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 388365 |
2021-04-11T06:11:34 Z |
Joshc |
Cave (IOI13_cave) |
C++11 |
|
563 ms |
616 KB |
#include "cave.h"
#include <vector>
using namespace std;
void exploreCave(int N) {
int guess[5000], known[5000], door[5000];
for (int i=0; i<N; i++) known[i] = -1;
for (int i=0; i<N; i++) {
vector<int> unknown;
for (int i=0; i<N; i++) {
if (known[i] != -1) guess[i] = known[i];
else guess[i] = 0, unknown.push_back(i);
}
int cur = tryCombination(guess), t=0;
if (cur == i) t = 1;
while (unknown.size() > 1) {
vector<int> a, b;
for (int i=0; i<unknown.size(); i++) {
if (i*2<unknown.size()) a.push_back(unknown[i]);
else b.push_back(unknown[i]);
}
unknown.clear();
for (int i : a) guess[i] = t;
for (int i : b) guess[i] = 1-t;
int z = tryCombination(guess);
if (z > i || z == -1) {
for (int i : a) unknown.push_back(i);
} else {
for (int i : b) unknown.push_back(i);
}
}
known[unknown[0]] = t;
door[unknown[0]] = i;
}
answer(known, door);
}
Compilation message
cave.cpp: In function 'void exploreCave(int)':
cave.cpp:18:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
18 | for (int i=0; i<unknown.size(); i++) {
| ~^~~~~~~~~~~~~~~
cave.cpp:19:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
19 | if (i*2<unknown.size()) a.push_back(unknown[i]);
| ~~~^~~~~~~~~~~~~~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
305 ms |
452 KB |
Output is correct |
| 2 |
Correct |
315 ms |
460 KB |
Output is correct |
| 3 |
Correct |
467 ms |
488 KB |
Output is correct |
| 4 |
Correct |
349 ms |
468 KB |
Output is correct |
| 5 |
Correct |
484 ms |
480 KB |
Output is correct |
| 6 |
Correct |
449 ms |
484 KB |
Output is correct |
| 7 |
Correct |
488 ms |
616 KB |
Output is correct |
| 8 |
Correct |
0 ms |
204 KB |
Output is correct |
| 9 |
Correct |
0 ms |
288 KB |
Output is correct |
| 10 |
Correct |
0 ms |
288 KB |
Output is correct |
| 11 |
Correct |
0 ms |
204 KB |
Output is correct |
| 12 |
Correct |
479 ms |
496 KB |
Output is correct |
| 13 |
Correct |
456 ms |
488 KB |
Output is correct |
| 14 |
Correct |
469 ms |
584 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
486 ms |
484 KB |
Output is correct |
| 2 |
Correct |
0 ms |
204 KB |
Output is correct |
| 3 |
Correct |
478 ms |
484 KB |
Output is correct |
| 4 |
Correct |
0 ms |
204 KB |
Output is correct |
| 5 |
Correct |
0 ms |
292 KB |
Output is correct |
| 6 |
Correct |
477 ms |
604 KB |
Output is correct |
| 7 |
Correct |
492 ms |
460 KB |
Output is correct |
| 8 |
Correct |
530 ms |
484 KB |
Output is correct |
| 9 |
Correct |
535 ms |
484 KB |
Output is correct |
| 10 |
Correct |
525 ms |
460 KB |
Output is correct |
| 11 |
Correct |
481 ms |
608 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
204 KB |
Output is correct |
| 2 |
Correct |
0 ms |
204 KB |
Output is correct |
| 3 |
Correct |
0 ms |
204 KB |
Output is correct |
| 4 |
Correct |
1 ms |
204 KB |
Output is correct |
| 5 |
Correct |
1 ms |
204 KB |
Output is correct |
| 6 |
Correct |
1 ms |
204 KB |
Output is correct |
| 7 |
Correct |
1 ms |
204 KB |
Output is correct |
| 8 |
Correct |
1 ms |
204 KB |
Output is correct |
| 9 |
Correct |
1 ms |
204 KB |
Output is correct |
| 10 |
Correct |
1 ms |
204 KB |
Output is correct |
| 11 |
Correct |
1 ms |
204 KB |
Output is correct |
| 12 |
Correct |
1 ms |
204 KB |
Output is correct |
| 13 |
Correct |
1 ms |
204 KB |
Output is correct |
| 14 |
Correct |
0 ms |
204 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
204 KB |
Output is correct |
| 2 |
Correct |
0 ms |
204 KB |
Output is correct |
| 3 |
Correct |
0 ms |
204 KB |
Output is correct |
| 4 |
Correct |
1 ms |
204 KB |
Output is correct |
| 5 |
Correct |
1 ms |
204 KB |
Output is correct |
| 6 |
Correct |
1 ms |
204 KB |
Output is correct |
| 7 |
Correct |
1 ms |
204 KB |
Output is correct |
| 8 |
Correct |
1 ms |
204 KB |
Output is correct |
| 9 |
Correct |
1 ms |
204 KB |
Output is correct |
| 10 |
Correct |
1 ms |
204 KB |
Output is correct |
| 11 |
Correct |
1 ms |
204 KB |
Output is correct |
| 12 |
Correct |
1 ms |
204 KB |
Output is correct |
| 13 |
Correct |
1 ms |
204 KB |
Output is correct |
| 14 |
Correct |
0 ms |
204 KB |
Output is correct |
| 15 |
Correct |
0 ms |
208 KB |
Output is correct |
| 16 |
Correct |
0 ms |
204 KB |
Output is correct |
| 17 |
Correct |
0 ms |
204 KB |
Output is correct |
| 18 |
Correct |
0 ms |
204 KB |
Output is correct |
| 19 |
Correct |
1 ms |
204 KB |
Output is correct |
| 20 |
Correct |
75 ms |
304 KB |
Output is correct |
| 21 |
Correct |
1 ms |
204 KB |
Output is correct |
| 22 |
Correct |
1 ms |
204 KB |
Output is correct |
| 23 |
Correct |
90 ms |
304 KB |
Output is correct |
| 24 |
Correct |
79 ms |
380 KB |
Output is correct |
| 25 |
Correct |
78 ms |
376 KB |
Output is correct |
| 26 |
Correct |
1 ms |
204 KB |
Output is correct |
| 27 |
Correct |
1 ms |
204 KB |
Output is correct |
| 28 |
Correct |
75 ms |
376 KB |
Output is correct |
| 29 |
Correct |
1 ms |
204 KB |
Output is correct |
| 30 |
Correct |
74 ms |
380 KB |
Output is correct |
| 31 |
Correct |
75 ms |
372 KB |
Output is correct |
| 32 |
Correct |
1 ms |
204 KB |
Output is correct |
| 33 |
Correct |
1 ms |
288 KB |
Output is correct |
| 34 |
Correct |
1 ms |
204 KB |
Output is correct |
| 35 |
Correct |
82 ms |
376 KB |
Output is correct |
| 36 |
Correct |
90 ms |
392 KB |
Output is correct |
| 37 |
Correct |
0 ms |
204 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
305 ms |
452 KB |
Output is correct |
| 2 |
Correct |
315 ms |
460 KB |
Output is correct |
| 3 |
Correct |
467 ms |
488 KB |
Output is correct |
| 4 |
Correct |
349 ms |
468 KB |
Output is correct |
| 5 |
Correct |
484 ms |
480 KB |
Output is correct |
| 6 |
Correct |
449 ms |
484 KB |
Output is correct |
| 7 |
Correct |
488 ms |
616 KB |
Output is correct |
| 8 |
Correct |
0 ms |
204 KB |
Output is correct |
| 9 |
Correct |
0 ms |
288 KB |
Output is correct |
| 10 |
Correct |
0 ms |
288 KB |
Output is correct |
| 11 |
Correct |
0 ms |
204 KB |
Output is correct |
| 12 |
Correct |
479 ms |
496 KB |
Output is correct |
| 13 |
Correct |
456 ms |
488 KB |
Output is correct |
| 14 |
Correct |
469 ms |
584 KB |
Output is correct |
| 15 |
Correct |
486 ms |
484 KB |
Output is correct |
| 16 |
Correct |
0 ms |
204 KB |
Output is correct |
| 17 |
Correct |
478 ms |
484 KB |
Output is correct |
| 18 |
Correct |
0 ms |
204 KB |
Output is correct |
| 19 |
Correct |
0 ms |
292 KB |
Output is correct |
| 20 |
Correct |
477 ms |
604 KB |
Output is correct |
| 21 |
Correct |
492 ms |
460 KB |
Output is correct |
| 22 |
Correct |
530 ms |
484 KB |
Output is correct |
| 23 |
Correct |
535 ms |
484 KB |
Output is correct |
| 24 |
Correct |
525 ms |
460 KB |
Output is correct |
| 25 |
Correct |
481 ms |
608 KB |
Output is correct |
| 26 |
Correct |
0 ms |
204 KB |
Output is correct |
| 27 |
Correct |
0 ms |
204 KB |
Output is correct |
| 28 |
Correct |
0 ms |
204 KB |
Output is correct |
| 29 |
Correct |
1 ms |
204 KB |
Output is correct |
| 30 |
Correct |
1 ms |
204 KB |
Output is correct |
| 31 |
Correct |
1 ms |
204 KB |
Output is correct |
| 32 |
Correct |
1 ms |
204 KB |
Output is correct |
| 33 |
Correct |
1 ms |
204 KB |
Output is correct |
| 34 |
Correct |
1 ms |
204 KB |
Output is correct |
| 35 |
Correct |
1 ms |
204 KB |
Output is correct |
| 36 |
Correct |
1 ms |
204 KB |
Output is correct |
| 37 |
Correct |
1 ms |
204 KB |
Output is correct |
| 38 |
Correct |
1 ms |
204 KB |
Output is correct |
| 39 |
Correct |
0 ms |
204 KB |
Output is correct |
| 40 |
Correct |
0 ms |
208 KB |
Output is correct |
| 41 |
Correct |
0 ms |
204 KB |
Output is correct |
| 42 |
Correct |
0 ms |
204 KB |
Output is correct |
| 43 |
Correct |
0 ms |
204 KB |
Output is correct |
| 44 |
Correct |
1 ms |
204 KB |
Output is correct |
| 45 |
Correct |
75 ms |
304 KB |
Output is correct |
| 46 |
Correct |
1 ms |
204 KB |
Output is correct |
| 47 |
Correct |
1 ms |
204 KB |
Output is correct |
| 48 |
Correct |
90 ms |
304 KB |
Output is correct |
| 49 |
Correct |
79 ms |
380 KB |
Output is correct |
| 50 |
Correct |
78 ms |
376 KB |
Output is correct |
| 51 |
Correct |
1 ms |
204 KB |
Output is correct |
| 52 |
Correct |
1 ms |
204 KB |
Output is correct |
| 53 |
Correct |
75 ms |
376 KB |
Output is correct |
| 54 |
Correct |
1 ms |
204 KB |
Output is correct |
| 55 |
Correct |
74 ms |
380 KB |
Output is correct |
| 56 |
Correct |
75 ms |
372 KB |
Output is correct |
| 57 |
Correct |
1 ms |
204 KB |
Output is correct |
| 58 |
Correct |
1 ms |
288 KB |
Output is correct |
| 59 |
Correct |
1 ms |
204 KB |
Output is correct |
| 60 |
Correct |
82 ms |
376 KB |
Output is correct |
| 61 |
Correct |
90 ms |
392 KB |
Output is correct |
| 62 |
Correct |
0 ms |
204 KB |
Output is correct |
| 63 |
Correct |
319 ms |
452 KB |
Output is correct |
| 64 |
Correct |
307 ms |
460 KB |
Output is correct |
| 65 |
Correct |
468 ms |
604 KB |
Output is correct |
| 66 |
Correct |
344 ms |
580 KB |
Output is correct |
| 67 |
Correct |
482 ms |
488 KB |
Output is correct |
| 68 |
Correct |
454 ms |
476 KB |
Output is correct |
| 69 |
Correct |
481 ms |
604 KB |
Output is correct |
| 70 |
Correct |
0 ms |
204 KB |
Output is correct |
| 71 |
Correct |
1 ms |
288 KB |
Output is correct |
| 72 |
Correct |
466 ms |
604 KB |
Output is correct |
| 73 |
Correct |
455 ms |
472 KB |
Output is correct |
| 74 |
Correct |
456 ms |
580 KB |
Output is correct |
| 75 |
Correct |
469 ms |
488 KB |
Output is correct |
| 76 |
Correct |
0 ms |
204 KB |
Output is correct |
| 77 |
Correct |
0 ms |
204 KB |
Output is correct |
| 78 |
Correct |
472 ms |
492 KB |
Output is correct |
| 79 |
Correct |
499 ms |
608 KB |
Output is correct |
| 80 |
Correct |
532 ms |
484 KB |
Output is correct |
| 81 |
Correct |
563 ms |
488 KB |
Output is correct |
| 82 |
Correct |
529 ms |
504 KB |
Output is correct |
| 83 |
Correct |
458 ms |
604 KB |
Output is correct |
| 84 |
Correct |
1 ms |
204 KB |
Output is correct |
| 85 |
Correct |
73 ms |
364 KB |
Output is correct |
| 86 |
Correct |
461 ms |
496 KB |
Output is correct |
| 87 |
Correct |
1 ms |
204 KB |
Output is correct |
| 88 |
Correct |
1 ms |
204 KB |
Output is correct |
| 89 |
Correct |
78 ms |
332 KB |
Output is correct |
| 90 |
Correct |
79 ms |
332 KB |
Output is correct |
| 91 |
Correct |
79 ms |
372 KB |
Output is correct |
| 92 |
Correct |
518 ms |
488 KB |
Output is correct |
| 93 |
Correct |
524 ms |
488 KB |
Output is correct |
| 94 |
Correct |
518 ms |
460 KB |
Output is correct |
| 95 |
Correct |
1 ms |
204 KB |
Output is correct |
| 96 |
Correct |
1 ms |
292 KB |
Output is correct |
| 97 |
Correct |
461 ms |
492 KB |
Output is correct |
| 98 |
Correct |
75 ms |
332 KB |
Output is correct |
| 99 |
Correct |
456 ms |
604 KB |
Output is correct |
| 100 |
Correct |
1 ms |
204 KB |
Output is correct |
| 101 |
Correct |
74 ms |
376 KB |
Output is correct |
| 102 |
Correct |
85 ms |
368 KB |
Output is correct |
| 103 |
Correct |
445 ms |
488 KB |
Output is correct |
| 104 |
Correct |
1 ms |
204 KB |
Output is correct |
| 105 |
Correct |
1 ms |
288 KB |
Output is correct |
| 106 |
Correct |
1 ms |
204 KB |
Output is correct |
| 107 |
Correct |
80 ms |
332 KB |
Output is correct |
| 108 |
Correct |
79 ms |
368 KB |
Output is correct |
| 109 |
Correct |
516 ms |
488 KB |
Output is correct |
| 110 |
Correct |
535 ms |
460 KB |
Output is correct |
| 111 |
Correct |
1 ms |
204 KB |
Output is correct |
