| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 306333 |
2020-09-25T09:06:42 Z |
syy |
Cave (IOI13_cave) |
C++17 |
|
265 ms |
624 KB |
#include "cave.h"
#include <bits/stdc++.h>
using namespace std;
int spos[5005], door[5005], ret;
bool cor[5005], prevdopen, dopen;
void exploreCave(int N) {
for (int i = 0; i < N; i++) door[i] = -1;
memset(cor, 0, sizeof cor); //All incorrect
ret = tryCombination(spos);
for (int i = 0; i < N; i++) { //Solve for each door
if (ret == -1 or ret > i) prevdopen = true;
else prevdopen = false;
int upper = N, lower = -1;
while (upper - lower > 1) {
int mid = (upper + lower) / 2;
for (int j = lower + 1; j <= mid; j++) {
if (cor[j]) continue;
spos[j] = !spos[j];
}
ret = tryCombination(spos);
if (ret == -1 or ret > i) dopen = true;
else dopen = false;
if (dopen == prevdopen) lower = mid; //Switch not in this half
else upper = mid;
prevdopen = dopen;
}
door[upper] = i;//Switch is upper
cor[upper] = true;
if (!dopen) { //Guessed which switch but position wrong
spos[upper] = !spos[upper];
ret = tryCombination(spos);
}
}
answer(spos, door);
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
127 ms |
384 KB |
Output is correct |
| 2 |
Correct |
132 ms |
384 KB |
Output is correct |
| 3 |
Correct |
201 ms |
504 KB |
Output is correct |
| 4 |
Correct |
137 ms |
484 KB |
Output is correct |
| 5 |
Correct |
215 ms |
384 KB |
Output is correct |
| 6 |
Correct |
195 ms |
504 KB |
Output is correct |
| 7 |
Correct |
220 ms |
504 KB |
Output is correct |
| 8 |
Correct |
1 ms |
384 KB |
Output is correct |
| 9 |
Correct |
1 ms |
384 KB |
Output is correct |
| 10 |
Correct |
1 ms |
384 KB |
Output is correct |
| 11 |
Correct |
1 ms |
384 KB |
Output is correct |
| 12 |
Correct |
199 ms |
384 KB |
Output is correct |
| 13 |
Correct |
201 ms |
504 KB |
Output is correct |
| 14 |
Correct |
201 ms |
384 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
235 ms |
536 KB |
Output is correct |
| 2 |
Correct |
1 ms |
384 KB |
Output is correct |
| 3 |
Correct |
197 ms |
384 KB |
Output is correct |
| 4 |
Correct |
1 ms |
384 KB |
Output is correct |
| 5 |
Correct |
1 ms |
384 KB |
Output is correct |
| 6 |
Correct |
218 ms |
500 KB |
Output is correct |
| 7 |
Correct |
209 ms |
384 KB |
Output is correct |
| 8 |
Correct |
263 ms |
492 KB |
Output is correct |
| 9 |
Correct |
260 ms |
504 KB |
Output is correct |
| 10 |
Correct |
263 ms |
504 KB |
Output is correct |
| 11 |
Correct |
211 ms |
504 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
384 KB |
Output is correct |
| 2 |
Correct |
0 ms |
384 KB |
Output is correct |
| 3 |
Correct |
1 ms |
384 KB |
Output is correct |
| 4 |
Correct |
1 ms |
384 KB |
Output is correct |
| 5 |
Correct |
1 ms |
384 KB |
Output is correct |
| 6 |
Correct |
1 ms |
384 KB |
Output is correct |
| 7 |
Correct |
1 ms |
384 KB |
Output is correct |
| 8 |
Correct |
1 ms |
384 KB |
Output is correct |
| 9 |
Correct |
1 ms |
384 KB |
Output is correct |
| 10 |
Correct |
1 ms |
384 KB |
Output is correct |
| 11 |
Correct |
1 ms |
384 KB |
Output is correct |
| 12 |
Correct |
1 ms |
384 KB |
Output is correct |
| 13 |
Correct |
1 ms |
384 KB |
Output is correct |
| 14 |
Correct |
1 ms |
384 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
384 KB |
Output is correct |
| 2 |
Correct |
0 ms |
384 KB |
Output is correct |
| 3 |
Correct |
1 ms |
384 KB |
Output is correct |
| 4 |
Correct |
1 ms |
384 KB |
Output is correct |
| 5 |
Correct |
1 ms |
384 KB |
Output is correct |
| 6 |
Correct |
1 ms |
384 KB |
Output is correct |
| 7 |
Correct |
1 ms |
384 KB |
Output is correct |
| 8 |
Correct |
1 ms |
384 KB |
Output is correct |
| 9 |
Correct |
1 ms |
384 KB |
Output is correct |
| 10 |
Correct |
1 ms |
384 KB |
Output is correct |
| 11 |
Correct |
1 ms |
384 KB |
Output is correct |
| 12 |
Correct |
1 ms |
384 KB |
Output is correct |
| 13 |
Correct |
1 ms |
384 KB |
Output is correct |
| 14 |
Correct |
1 ms |
384 KB |
Output is correct |
| 15 |
Correct |
1 ms |
384 KB |
Output is correct |
| 16 |
Correct |
0 ms |
384 KB |
Output is correct |
| 17 |
Correct |
1 ms |
384 KB |
Output is correct |
| 18 |
Correct |
1 ms |
384 KB |
Output is correct |
| 19 |
Correct |
1 ms |
384 KB |
Output is correct |
| 20 |
Correct |
31 ms |
384 KB |
Output is correct |
| 21 |
Correct |
1 ms |
384 KB |
Output is correct |
| 22 |
Correct |
1 ms |
384 KB |
Output is correct |
| 23 |
Correct |
35 ms |
384 KB |
Output is correct |
| 24 |
Correct |
35 ms |
384 KB |
Output is correct |
| 25 |
Correct |
35 ms |
384 KB |
Output is correct |
| 26 |
Correct |
1 ms |
384 KB |
Output is correct |
| 27 |
Correct |
1 ms |
384 KB |
Output is correct |
| 28 |
Correct |
30 ms |
384 KB |
Output is correct |
| 29 |
Correct |
1 ms |
384 KB |
Output is correct |
| 30 |
Correct |
30 ms |
436 KB |
Output is correct |
| 31 |
Correct |
30 ms |
384 KB |
Output is correct |
| 32 |
Correct |
1 ms |
384 KB |
Output is correct |
| 33 |
Correct |
1 ms |
384 KB |
Output is correct |
| 34 |
Correct |
1 ms |
384 KB |
Output is correct |
| 35 |
Correct |
35 ms |
384 KB |
Output is correct |
| 36 |
Correct |
35 ms |
384 KB |
Output is correct |
| 37 |
Correct |
1 ms |
384 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
127 ms |
384 KB |
Output is correct |
| 2 |
Correct |
132 ms |
384 KB |
Output is correct |
| 3 |
Correct |
201 ms |
504 KB |
Output is correct |
| 4 |
Correct |
137 ms |
484 KB |
Output is correct |
| 5 |
Correct |
215 ms |
384 KB |
Output is correct |
| 6 |
Correct |
195 ms |
504 KB |
Output is correct |
| 7 |
Correct |
220 ms |
504 KB |
Output is correct |
| 8 |
Correct |
1 ms |
384 KB |
Output is correct |
| 9 |
Correct |
1 ms |
384 KB |
Output is correct |
| 10 |
Correct |
1 ms |
384 KB |
Output is correct |
| 11 |
Correct |
1 ms |
384 KB |
Output is correct |
| 12 |
Correct |
199 ms |
384 KB |
Output is correct |
| 13 |
Correct |
201 ms |
504 KB |
Output is correct |
| 14 |
Correct |
201 ms |
384 KB |
Output is correct |
| 15 |
Correct |
235 ms |
536 KB |
Output is correct |
| 16 |
Correct |
1 ms |
384 KB |
Output is correct |
| 17 |
Correct |
197 ms |
384 KB |
Output is correct |
| 18 |
Correct |
1 ms |
384 KB |
Output is correct |
| 19 |
Correct |
1 ms |
384 KB |
Output is correct |
| 20 |
Correct |
218 ms |
500 KB |
Output is correct |
| 21 |
Correct |
209 ms |
384 KB |
Output is correct |
| 22 |
Correct |
263 ms |
492 KB |
Output is correct |
| 23 |
Correct |
260 ms |
504 KB |
Output is correct |
| 24 |
Correct |
263 ms |
504 KB |
Output is correct |
| 25 |
Correct |
211 ms |
504 KB |
Output is correct |
| 26 |
Correct |
1 ms |
384 KB |
Output is correct |
| 27 |
Correct |
0 ms |
384 KB |
Output is correct |
| 28 |
Correct |
1 ms |
384 KB |
Output is correct |
| 29 |
Correct |
1 ms |
384 KB |
Output is correct |
| 30 |
Correct |
1 ms |
384 KB |
Output is correct |
| 31 |
Correct |
1 ms |
384 KB |
Output is correct |
| 32 |
Correct |
1 ms |
384 KB |
Output is correct |
| 33 |
Correct |
1 ms |
384 KB |
Output is correct |
| 34 |
Correct |
1 ms |
384 KB |
Output is correct |
| 35 |
Correct |
1 ms |
384 KB |
Output is correct |
| 36 |
Correct |
1 ms |
384 KB |
Output is correct |
| 37 |
Correct |
1 ms |
384 KB |
Output is correct |
| 38 |
Correct |
1 ms |
384 KB |
Output is correct |
| 39 |
Correct |
1 ms |
384 KB |
Output is correct |
| 40 |
Correct |
1 ms |
384 KB |
Output is correct |
| 41 |
Correct |
0 ms |
384 KB |
Output is correct |
| 42 |
Correct |
1 ms |
384 KB |
Output is correct |
| 43 |
Correct |
1 ms |
384 KB |
Output is correct |
| 44 |
Correct |
1 ms |
384 KB |
Output is correct |
| 45 |
Correct |
31 ms |
384 KB |
Output is correct |
| 46 |
Correct |
1 ms |
384 KB |
Output is correct |
| 47 |
Correct |
1 ms |
384 KB |
Output is correct |
| 48 |
Correct |
35 ms |
384 KB |
Output is correct |
| 49 |
Correct |
35 ms |
384 KB |
Output is correct |
| 50 |
Correct |
35 ms |
384 KB |
Output is correct |
| 51 |
Correct |
1 ms |
384 KB |
Output is correct |
| 52 |
Correct |
1 ms |
384 KB |
Output is correct |
| 53 |
Correct |
30 ms |
384 KB |
Output is correct |
| 54 |
Correct |
1 ms |
384 KB |
Output is correct |
| 55 |
Correct |
30 ms |
436 KB |
Output is correct |
| 56 |
Correct |
30 ms |
384 KB |
Output is correct |
| 57 |
Correct |
1 ms |
384 KB |
Output is correct |
| 58 |
Correct |
1 ms |
384 KB |
Output is correct |
| 59 |
Correct |
1 ms |
384 KB |
Output is correct |
| 60 |
Correct |
35 ms |
384 KB |
Output is correct |
| 61 |
Correct |
35 ms |
384 KB |
Output is correct |
| 62 |
Correct |
1 ms |
384 KB |
Output is correct |
| 63 |
Correct |
139 ms |
504 KB |
Output is correct |
| 64 |
Correct |
135 ms |
384 KB |
Output is correct |
| 65 |
Correct |
197 ms |
384 KB |
Output is correct |
| 66 |
Correct |
135 ms |
384 KB |
Output is correct |
| 67 |
Correct |
222 ms |
504 KB |
Output is correct |
| 68 |
Correct |
195 ms |
384 KB |
Output is correct |
| 69 |
Correct |
214 ms |
496 KB |
Output is correct |
| 70 |
Correct |
1 ms |
384 KB |
Output is correct |
| 71 |
Correct |
1 ms |
384 KB |
Output is correct |
| 72 |
Correct |
199 ms |
492 KB |
Output is correct |
| 73 |
Correct |
196 ms |
384 KB |
Output is correct |
| 74 |
Correct |
197 ms |
624 KB |
Output is correct |
| 75 |
Correct |
199 ms |
504 KB |
Output is correct |
| 76 |
Correct |
1 ms |
384 KB |
Output is correct |
| 77 |
Correct |
1 ms |
384 KB |
Output is correct |
| 78 |
Correct |
221 ms |
384 KB |
Output is correct |
| 79 |
Correct |
207 ms |
504 KB |
Output is correct |
| 80 |
Correct |
257 ms |
384 KB |
Output is correct |
| 81 |
Correct |
261 ms |
504 KB |
Output is correct |
| 82 |
Correct |
260 ms |
384 KB |
Output is correct |
| 83 |
Correct |
209 ms |
384 KB |
Output is correct |
| 84 |
Correct |
1 ms |
384 KB |
Output is correct |
| 85 |
Correct |
30 ms |
384 KB |
Output is correct |
| 86 |
Correct |
195 ms |
384 KB |
Output is correct |
| 87 |
Correct |
1 ms |
384 KB |
Output is correct |
| 88 |
Correct |
1 ms |
384 KB |
Output is correct |
| 89 |
Correct |
36 ms |
384 KB |
Output is correct |
| 90 |
Correct |
37 ms |
384 KB |
Output is correct |
| 91 |
Correct |
35 ms |
384 KB |
Output is correct |
| 92 |
Correct |
257 ms |
384 KB |
Output is correct |
| 93 |
Correct |
259 ms |
504 KB |
Output is correct |
| 94 |
Correct |
261 ms |
504 KB |
Output is correct |
| 95 |
Correct |
1 ms |
384 KB |
Output is correct |
| 96 |
Correct |
1 ms |
384 KB |
Output is correct |
| 97 |
Correct |
199 ms |
504 KB |
Output is correct |
| 98 |
Correct |
30 ms |
384 KB |
Output is correct |
| 99 |
Correct |
196 ms |
384 KB |
Output is correct |
| 100 |
Correct |
1 ms |
384 KB |
Output is correct |
| 101 |
Correct |
30 ms |
384 KB |
Output is correct |
| 102 |
Correct |
30 ms |
384 KB |
Output is correct |
| 103 |
Correct |
196 ms |
384 KB |
Output is correct |
| 104 |
Correct |
1 ms |
384 KB |
Output is correct |
| 105 |
Correct |
1 ms |
384 KB |
Output is correct |
| 106 |
Correct |
1 ms |
512 KB |
Output is correct |
| 107 |
Correct |
37 ms |
384 KB |
Output is correct |
| 108 |
Correct |
37 ms |
440 KB |
Output is correct |
| 109 |
Correct |
263 ms |
504 KB |
Output is correct |
| 110 |
Correct |
265 ms |
504 KB |
Output is correct |
| 111 |
Correct |
1 ms |
384 KB |
Output is correct |
