| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 107216 |
2019-04-22T15:34:44 Z |
nickyrio |
Cave (IOI13_cave) |
C++17 |
|
458 ms |
504 KB |
#include "cave.h"
#include <cstdio>
void exploreCave(int N) {
int S[N], D[N];
for (int i = 0; i < N; ++i) S[i] = 0, D[i] = -1;
for (int i = 0; i < N; ++i) {
int l = 0, r = N - 1, pos = N;
int res = tryCombination(S);
if (res == -1) res = N + 1;
if (res > i) {
for (int j = 0; j < N; ++j) if (D[j] == -1) S[j] ^= 1;
}
while (l <= r) {
// printf("L = %d, R = %d", l, r);
int m = (l + r) >> 1;
for (int j = l; j <= m; ++j) if (D[j] == -1) S[j] ^= 1;
res = tryCombination(S);
if (res == -1) res = N + 1;
// printf("Res = %d\n", res);
if (res > i) {
// Door i is open
pos = m;
r = m;
if (l == r) break;
} else l = m + 1;
for (int j = l; j <= m; ++j) if (D[j] == -1) S[j] ^= 1;
}
D[pos] = i;
//printf("Switch %d is connected with door %d\n", pos, i);
}
answer(S, D);
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
117 ms |
384 KB |
Output is correct |
| 2 |
Correct |
186 ms |
436 KB |
Output is correct |
| 3 |
Correct |
227 ms |
436 KB |
Output is correct |
| 4 |
Correct |
169 ms |
384 KB |
Output is correct |
| 5 |
Correct |
291 ms |
436 KB |
Output is correct |
| 6 |
Correct |
283 ms |
436 KB |
Output is correct |
| 7 |
Correct |
220 ms |
432 KB |
Output is correct |
| 8 |
Correct |
5 ms |
256 KB |
Output is correct |
| 9 |
Correct |
5 ms |
384 KB |
Output is correct |
| 10 |
Correct |
5 ms |
384 KB |
Output is correct |
| 11 |
Correct |
5 ms |
384 KB |
Output is correct |
| 12 |
Correct |
352 ms |
440 KB |
Output is correct |
| 13 |
Correct |
270 ms |
448 KB |
Output is correct |
| 14 |
Correct |
242 ms |
432 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
248 ms |
440 KB |
Output is correct |
| 2 |
Correct |
5 ms |
304 KB |
Output is correct |
| 3 |
Correct |
363 ms |
436 KB |
Output is correct |
| 4 |
Correct |
5 ms |
256 KB |
Output is correct |
| 5 |
Correct |
6 ms |
256 KB |
Output is correct |
| 6 |
Correct |
361 ms |
440 KB |
Output is correct |
| 7 |
Correct |
438 ms |
432 KB |
Output is correct |
| 8 |
Correct |
370 ms |
440 KB |
Output is correct |
| 9 |
Correct |
444 ms |
440 KB |
Output is correct |
| 10 |
Correct |
458 ms |
440 KB |
Output is correct |
| 11 |
Correct |
400 ms |
436 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
7 ms |
256 KB |
Output is correct |
| 2 |
Correct |
6 ms |
256 KB |
Output is correct |
| 3 |
Correct |
4 ms |
256 KB |
Output is correct |
| 4 |
Correct |
5 ms |
256 KB |
Output is correct |
| 5 |
Correct |
5 ms |
384 KB |
Output is correct |
| 6 |
Correct |
6 ms |
256 KB |
Output is correct |
| 7 |
Correct |
5 ms |
256 KB |
Output is correct |
| 8 |
Correct |
6 ms |
284 KB |
Output is correct |
| 9 |
Correct |
5 ms |
256 KB |
Output is correct |
| 10 |
Correct |
4 ms |
256 KB |
Output is correct |
| 11 |
Correct |
5 ms |
384 KB |
Output is correct |
| 12 |
Correct |
6 ms |
384 KB |
Output is correct |
| 13 |
Correct |
5 ms |
256 KB |
Output is correct |
| 14 |
Correct |
5 ms |
308 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
7 ms |
256 KB |
Output is correct |
| 2 |
Correct |
6 ms |
256 KB |
Output is correct |
| 3 |
Correct |
4 ms |
256 KB |
Output is correct |
| 4 |
Correct |
5 ms |
256 KB |
Output is correct |
| 5 |
Correct |
5 ms |
384 KB |
Output is correct |
| 6 |
Correct |
6 ms |
256 KB |
Output is correct |
| 7 |
Correct |
5 ms |
256 KB |
Output is correct |
| 8 |
Correct |
6 ms |
284 KB |
Output is correct |
| 9 |
Correct |
5 ms |
256 KB |
Output is correct |
| 10 |
Correct |
4 ms |
256 KB |
Output is correct |
| 11 |
Correct |
5 ms |
384 KB |
Output is correct |
| 12 |
Correct |
6 ms |
384 KB |
Output is correct |
| 13 |
Correct |
5 ms |
256 KB |
Output is correct |
| 14 |
Correct |
5 ms |
308 KB |
Output is correct |
| 15 |
Correct |
5 ms |
384 KB |
Output is correct |
| 16 |
Correct |
5 ms |
384 KB |
Output is correct |
| 17 |
Correct |
5 ms |
384 KB |
Output is correct |
| 18 |
Correct |
5 ms |
384 KB |
Output is correct |
| 19 |
Correct |
5 ms |
256 KB |
Output is correct |
| 20 |
Correct |
36 ms |
384 KB |
Output is correct |
| 21 |
Correct |
5 ms |
432 KB |
Output is correct |
| 22 |
Correct |
5 ms |
436 KB |
Output is correct |
| 23 |
Correct |
45 ms |
384 KB |
Output is correct |
| 24 |
Correct |
69 ms |
384 KB |
Output is correct |
| 25 |
Correct |
55 ms |
384 KB |
Output is correct |
| 26 |
Correct |
5 ms |
256 KB |
Output is correct |
| 27 |
Correct |
6 ms |
256 KB |
Output is correct |
| 28 |
Correct |
57 ms |
384 KB |
Output is correct |
| 29 |
Correct |
7 ms |
384 KB |
Output is correct |
| 30 |
Correct |
36 ms |
384 KB |
Output is correct |
| 31 |
Correct |
39 ms |
384 KB |
Output is correct |
| 32 |
Correct |
6 ms |
384 KB |
Output is correct |
| 33 |
Correct |
5 ms |
256 KB |
Output is correct |
| 34 |
Correct |
5 ms |
384 KB |
Output is correct |
| 35 |
Correct |
65 ms |
384 KB |
Output is correct |
| 36 |
Correct |
68 ms |
504 KB |
Output is correct |
| 37 |
Correct |
4 ms |
256 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
117 ms |
384 KB |
Output is correct |
| 2 |
Correct |
186 ms |
436 KB |
Output is correct |
| 3 |
Correct |
227 ms |
436 KB |
Output is correct |
| 4 |
Correct |
169 ms |
384 KB |
Output is correct |
| 5 |
Correct |
291 ms |
436 KB |
Output is correct |
| 6 |
Correct |
283 ms |
436 KB |
Output is correct |
| 7 |
Correct |
220 ms |
432 KB |
Output is correct |
| 8 |
Correct |
5 ms |
256 KB |
Output is correct |
| 9 |
Correct |
5 ms |
384 KB |
Output is correct |
| 10 |
Correct |
5 ms |
384 KB |
Output is correct |
| 11 |
Correct |
5 ms |
384 KB |
Output is correct |
| 12 |
Correct |
352 ms |
440 KB |
Output is correct |
| 13 |
Correct |
270 ms |
448 KB |
Output is correct |
| 14 |
Correct |
242 ms |
432 KB |
Output is correct |
| 15 |
Correct |
248 ms |
440 KB |
Output is correct |
| 16 |
Correct |
5 ms |
304 KB |
Output is correct |
| 17 |
Correct |
363 ms |
436 KB |
Output is correct |
| 18 |
Correct |
5 ms |
256 KB |
Output is correct |
| 19 |
Correct |
6 ms |
256 KB |
Output is correct |
| 20 |
Correct |
361 ms |
440 KB |
Output is correct |
| 21 |
Correct |
438 ms |
432 KB |
Output is correct |
| 22 |
Correct |
370 ms |
440 KB |
Output is correct |
| 23 |
Correct |
444 ms |
440 KB |
Output is correct |
| 24 |
Correct |
458 ms |
440 KB |
Output is correct |
| 25 |
Correct |
400 ms |
436 KB |
Output is correct |
| 26 |
Correct |
7 ms |
256 KB |
Output is correct |
| 27 |
Correct |
6 ms |
256 KB |
Output is correct |
| 28 |
Correct |
4 ms |
256 KB |
Output is correct |
| 29 |
Correct |
5 ms |
256 KB |
Output is correct |
| 30 |
Correct |
5 ms |
384 KB |
Output is correct |
| 31 |
Correct |
6 ms |
256 KB |
Output is correct |
| 32 |
Correct |
5 ms |
256 KB |
Output is correct |
| 33 |
Correct |
6 ms |
284 KB |
Output is correct |
| 34 |
Correct |
5 ms |
256 KB |
Output is correct |
| 35 |
Correct |
4 ms |
256 KB |
Output is correct |
| 36 |
Correct |
5 ms |
384 KB |
Output is correct |
| 37 |
Correct |
6 ms |
384 KB |
Output is correct |
| 38 |
Correct |
5 ms |
256 KB |
Output is correct |
| 39 |
Correct |
5 ms |
308 KB |
Output is correct |
| 40 |
Correct |
5 ms |
384 KB |
Output is correct |
| 41 |
Correct |
5 ms |
384 KB |
Output is correct |
| 42 |
Correct |
5 ms |
384 KB |
Output is correct |
| 43 |
Correct |
5 ms |
384 KB |
Output is correct |
| 44 |
Correct |
5 ms |
256 KB |
Output is correct |
| 45 |
Correct |
36 ms |
384 KB |
Output is correct |
| 46 |
Correct |
5 ms |
432 KB |
Output is correct |
| 47 |
Correct |
5 ms |
436 KB |
Output is correct |
| 48 |
Correct |
45 ms |
384 KB |
Output is correct |
| 49 |
Correct |
69 ms |
384 KB |
Output is correct |
| 50 |
Correct |
55 ms |
384 KB |
Output is correct |
| 51 |
Correct |
5 ms |
256 KB |
Output is correct |
| 52 |
Correct |
6 ms |
256 KB |
Output is correct |
| 53 |
Correct |
57 ms |
384 KB |
Output is correct |
| 54 |
Correct |
7 ms |
384 KB |
Output is correct |
| 55 |
Correct |
36 ms |
384 KB |
Output is correct |
| 56 |
Correct |
39 ms |
384 KB |
Output is correct |
| 57 |
Correct |
6 ms |
384 KB |
Output is correct |
| 58 |
Correct |
5 ms |
256 KB |
Output is correct |
| 59 |
Correct |
5 ms |
384 KB |
Output is correct |
| 60 |
Correct |
65 ms |
384 KB |
Output is correct |
| 61 |
Correct |
68 ms |
504 KB |
Output is correct |
| 62 |
Correct |
4 ms |
256 KB |
Output is correct |
| 63 |
Correct |
127 ms |
384 KB |
Output is correct |
| 64 |
Correct |
142 ms |
432 KB |
Output is correct |
| 65 |
Correct |
227 ms |
440 KB |
Output is correct |
| 66 |
Correct |
178 ms |
436 KB |
Output is correct |
| 67 |
Correct |
227 ms |
432 KB |
Output is correct |
| 68 |
Correct |
233 ms |
440 KB |
Output is correct |
| 69 |
Correct |
245 ms |
432 KB |
Output is correct |
| 70 |
Correct |
6 ms |
384 KB |
Output is correct |
| 71 |
Correct |
5 ms |
256 KB |
Output is correct |
| 72 |
Correct |
356 ms |
436 KB |
Output is correct |
| 73 |
Correct |
262 ms |
436 KB |
Output is correct |
| 74 |
Correct |
220 ms |
384 KB |
Output is correct |
| 75 |
Correct |
299 ms |
436 KB |
Output is correct |
| 76 |
Correct |
5 ms |
384 KB |
Output is correct |
| 77 |
Correct |
5 ms |
256 KB |
Output is correct |
| 78 |
Correct |
276 ms |
436 KB |
Output is correct |
| 79 |
Correct |
331 ms |
432 KB |
Output is correct |
| 80 |
Correct |
337 ms |
432 KB |
Output is correct |
| 81 |
Correct |
409 ms |
444 KB |
Output is correct |
| 82 |
Correct |
388 ms |
452 KB |
Output is correct |
| 83 |
Correct |
372 ms |
436 KB |
Output is correct |
| 84 |
Correct |
5 ms |
384 KB |
Output is correct |
| 85 |
Correct |
38 ms |
396 KB |
Output is correct |
| 86 |
Correct |
297 ms |
456 KB |
Output is correct |
| 87 |
Correct |
5 ms |
256 KB |
Output is correct |
| 88 |
Correct |
6 ms |
304 KB |
Output is correct |
| 89 |
Correct |
53 ms |
384 KB |
Output is correct |
| 90 |
Correct |
69 ms |
388 KB |
Output is correct |
| 91 |
Correct |
61 ms |
396 KB |
Output is correct |
| 92 |
Correct |
342 ms |
460 KB |
Output is correct |
| 93 |
Correct |
439 ms |
436 KB |
Output is correct |
| 94 |
Correct |
359 ms |
432 KB |
Output is correct |
| 95 |
Correct |
5 ms |
384 KB |
Output is correct |
| 96 |
Correct |
5 ms |
384 KB |
Output is correct |
| 97 |
Correct |
253 ms |
384 KB |
Output is correct |
| 98 |
Correct |
44 ms |
384 KB |
Output is correct |
| 99 |
Correct |
205 ms |
432 KB |
Output is correct |
| 100 |
Correct |
5 ms |
384 KB |
Output is correct |
| 101 |
Correct |
39 ms |
384 KB |
Output is correct |
| 102 |
Correct |
35 ms |
384 KB |
Output is correct |
| 103 |
Correct |
280 ms |
432 KB |
Output is correct |
| 104 |
Correct |
5 ms |
256 KB |
Output is correct |
| 105 |
Correct |
5 ms |
432 KB |
Output is correct |
| 106 |
Correct |
5 ms |
384 KB |
Output is correct |
| 107 |
Correct |
52 ms |
384 KB |
Output is correct |
| 108 |
Correct |
56 ms |
384 KB |
Output is correct |
| 109 |
Correct |
356 ms |
432 KB |
Output is correct |
| 110 |
Correct |
406 ms |
440 KB |
Output is correct |
| 111 |
Correct |
5 ms |
384 KB |
Output is correct |
