| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 81072 |
2018-10-23T16:55:50 Z |
arman_ferdous |
Cave (IOI13_cave) |
C++17 |
|
372 ms |
548 KB |
#include <bits/stdc++.h>
#include "cave.h"
using namespace std;
void exploreCave(int N) {
int S[N], D[N];
memset(S,0,sizeof S);
memset(D,-1,sizeof D);
for(int i = 0; i < N; i++) {
int bad = tryCombination(S);
int stat = (bad == i);
int lo = 0, hi = N-1, idx;
while(lo <= hi) {
int mid = (lo + hi) >> 1;
for(int i = lo; i <= mid; i++) if(D[i] == -1) S[i] ^= 1;
int blok = tryCombination(S);
for(int i = lo; i <= mid; i++) if(D[i] == -1) S[i] ^= 1;
if(stat == 0) {
if(blok == i) idx = mid, hi = mid-1;
else lo = mid+1;
} else {
if(blok > i || blok == -1) idx = mid, hi = mid-1;
else lo = mid+1;
}
}
D[idx] = i;
S[idx] = stat;
} answer(S,D);
}
Compilation message
cave.cpp: In function 'void exploreCave(int)':
cave.cpp:29:13: warning: 'idx' may be used uninitialized in this function [-Wmaybe-uninitialized]
D[idx] = i;
~~~~~~~^~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
165 ms |
484 KB |
Output is correct |
| 2 |
Correct |
159 ms |
480 KB |
Output is correct |
| 3 |
Correct |
235 ms |
500 KB |
Output is correct |
| 4 |
Correct |
137 ms |
480 KB |
Output is correct |
| 5 |
Correct |
272 ms |
384 KB |
Output is correct |
| 6 |
Correct |
238 ms |
488 KB |
Output is correct |
| 7 |
Correct |
298 ms |
548 KB |
Output is correct |
| 8 |
Correct |
5 ms |
384 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 |
512 KB |
Output is correct |
| 12 |
Correct |
222 ms |
488 KB |
Output is correct |
| 13 |
Correct |
285 ms |
484 KB |
Output is correct |
| 14 |
Correct |
298 ms |
488 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
333 ms |
488 KB |
Output is correct |
| 2 |
Correct |
5 ms |
384 KB |
Output is correct |
| 3 |
Correct |
271 ms |
484 KB |
Output is correct |
| 4 |
Correct |
5 ms |
384 KB |
Output is correct |
| 5 |
Correct |
5 ms |
384 KB |
Output is correct |
| 6 |
Correct |
280 ms |
384 KB |
Output is correct |
| 7 |
Correct |
226 ms |
512 KB |
Output is correct |
| 8 |
Correct |
361 ms |
484 KB |
Output is correct |
| 9 |
Correct |
333 ms |
528 KB |
Output is correct |
| 10 |
Correct |
372 ms |
512 KB |
Output is correct |
| 11 |
Correct |
213 ms |
488 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
5 ms |
384 KB |
Output is correct |
| 2 |
Correct |
5 ms |
512 KB |
Output is correct |
| 3 |
Correct |
5 ms |
384 KB |
Output is correct |
| 4 |
Correct |
5 ms |
512 KB |
Output is correct |
| 5 |
Correct |
5 ms |
384 KB |
Output is correct |
| 6 |
Correct |
5 ms |
512 KB |
Output is correct |
| 7 |
Correct |
6 ms |
384 KB |
Output is correct |
| 8 |
Correct |
5 ms |
384 KB |
Output is correct |
| 9 |
Correct |
5 ms |
384 KB |
Output is correct |
| 10 |
Correct |
7 ms |
384 KB |
Output is correct |
| 11 |
Correct |
5 ms |
324 KB |
Output is correct |
| 12 |
Correct |
6 ms |
384 KB |
Output is correct |
| 13 |
Correct |
6 ms |
384 KB |
Output is correct |
| 14 |
Correct |
5 ms |
292 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
5 ms |
384 KB |
Output is correct |
| 2 |
Correct |
5 ms |
512 KB |
Output is correct |
| 3 |
Correct |
5 ms |
384 KB |
Output is correct |
| 4 |
Correct |
5 ms |
512 KB |
Output is correct |
| 5 |
Correct |
5 ms |
384 KB |
Output is correct |
| 6 |
Correct |
5 ms |
512 KB |
Output is correct |
| 7 |
Correct |
6 ms |
384 KB |
Output is correct |
| 8 |
Correct |
5 ms |
384 KB |
Output is correct |
| 9 |
Correct |
5 ms |
384 KB |
Output is correct |
| 10 |
Correct |
7 ms |
384 KB |
Output is correct |
| 11 |
Correct |
5 ms |
324 KB |
Output is correct |
| 12 |
Correct |
6 ms |
384 KB |
Output is correct |
| 13 |
Correct |
6 ms |
384 KB |
Output is correct |
| 14 |
Correct |
5 ms |
292 KB |
Output is correct |
| 15 |
Correct |
5 ms |
384 KB |
Output is correct |
| 16 |
Correct |
6 ms |
384 KB |
Output is correct |
| 17 |
Correct |
6 ms |
384 KB |
Output is correct |
| 18 |
Correct |
5 ms |
384 KB |
Output is correct |
| 19 |
Correct |
5 ms |
384 KB |
Output is correct |
| 20 |
Correct |
37 ms |
440 KB |
Output is correct |
| 21 |
Correct |
5 ms |
396 KB |
Output is correct |
| 22 |
Correct |
6 ms |
384 KB |
Output is correct |
| 23 |
Correct |
58 ms |
436 KB |
Output is correct |
| 24 |
Correct |
55 ms |
512 KB |
Output is correct |
| 25 |
Correct |
52 ms |
440 KB |
Output is correct |
| 26 |
Correct |
5 ms |
384 KB |
Output is correct |
| 27 |
Correct |
5 ms |
512 KB |
Output is correct |
| 28 |
Correct |
34 ms |
460 KB |
Output is correct |
| 29 |
Correct |
5 ms |
384 KB |
Output is correct |
| 30 |
Correct |
31 ms |
384 KB |
Output is correct |
| 31 |
Correct |
43 ms |
440 KB |
Output is correct |
| 32 |
Correct |
5 ms |
324 KB |
Output is correct |
| 33 |
Correct |
5 ms |
384 KB |
Output is correct |
| 34 |
Correct |
6 ms |
460 KB |
Output is correct |
| 35 |
Correct |
47 ms |
384 KB |
Output is correct |
| 36 |
Correct |
44 ms |
512 KB |
Output is correct |
| 37 |
Correct |
6 ms |
384 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
165 ms |
484 KB |
Output is correct |
| 2 |
Correct |
159 ms |
480 KB |
Output is correct |
| 3 |
Correct |
235 ms |
500 KB |
Output is correct |
| 4 |
Correct |
137 ms |
480 KB |
Output is correct |
| 5 |
Correct |
272 ms |
384 KB |
Output is correct |
| 6 |
Correct |
238 ms |
488 KB |
Output is correct |
| 7 |
Correct |
298 ms |
548 KB |
Output is correct |
| 8 |
Correct |
5 ms |
384 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 |
512 KB |
Output is correct |
| 12 |
Correct |
222 ms |
488 KB |
Output is correct |
| 13 |
Correct |
285 ms |
484 KB |
Output is correct |
| 14 |
Correct |
298 ms |
488 KB |
Output is correct |
| 15 |
Correct |
333 ms |
488 KB |
Output is correct |
| 16 |
Correct |
5 ms |
384 KB |
Output is correct |
| 17 |
Correct |
271 ms |
484 KB |
Output is correct |
| 18 |
Correct |
5 ms |
384 KB |
Output is correct |
| 19 |
Correct |
5 ms |
384 KB |
Output is correct |
| 20 |
Correct |
280 ms |
384 KB |
Output is correct |
| 21 |
Correct |
226 ms |
512 KB |
Output is correct |
| 22 |
Correct |
361 ms |
484 KB |
Output is correct |
| 23 |
Correct |
333 ms |
528 KB |
Output is correct |
| 24 |
Correct |
372 ms |
512 KB |
Output is correct |
| 25 |
Correct |
213 ms |
488 KB |
Output is correct |
| 26 |
Correct |
5 ms |
384 KB |
Output is correct |
| 27 |
Correct |
5 ms |
512 KB |
Output is correct |
| 28 |
Correct |
5 ms |
384 KB |
Output is correct |
| 29 |
Correct |
5 ms |
512 KB |
Output is correct |
| 30 |
Correct |
5 ms |
384 KB |
Output is correct |
| 31 |
Correct |
5 ms |
512 KB |
Output is correct |
| 32 |
Correct |
6 ms |
384 KB |
Output is correct |
| 33 |
Correct |
5 ms |
384 KB |
Output is correct |
| 34 |
Correct |
5 ms |
384 KB |
Output is correct |
| 35 |
Correct |
7 ms |
384 KB |
Output is correct |
| 36 |
Correct |
5 ms |
324 KB |
Output is correct |
| 37 |
Correct |
6 ms |
384 KB |
Output is correct |
| 38 |
Correct |
6 ms |
384 KB |
Output is correct |
| 39 |
Correct |
5 ms |
292 KB |
Output is correct |
| 40 |
Correct |
5 ms |
384 KB |
Output is correct |
| 41 |
Correct |
6 ms |
384 KB |
Output is correct |
| 42 |
Correct |
6 ms |
384 KB |
Output is correct |
| 43 |
Correct |
5 ms |
384 KB |
Output is correct |
| 44 |
Correct |
5 ms |
384 KB |
Output is correct |
| 45 |
Correct |
37 ms |
440 KB |
Output is correct |
| 46 |
Correct |
5 ms |
396 KB |
Output is correct |
| 47 |
Correct |
6 ms |
384 KB |
Output is correct |
| 48 |
Correct |
58 ms |
436 KB |
Output is correct |
| 49 |
Correct |
55 ms |
512 KB |
Output is correct |
| 50 |
Correct |
52 ms |
440 KB |
Output is correct |
| 51 |
Correct |
5 ms |
384 KB |
Output is correct |
| 52 |
Correct |
5 ms |
512 KB |
Output is correct |
| 53 |
Correct |
34 ms |
460 KB |
Output is correct |
| 54 |
Correct |
5 ms |
384 KB |
Output is correct |
| 55 |
Correct |
31 ms |
384 KB |
Output is correct |
| 56 |
Correct |
43 ms |
440 KB |
Output is correct |
| 57 |
Correct |
5 ms |
324 KB |
Output is correct |
| 58 |
Correct |
5 ms |
384 KB |
Output is correct |
| 59 |
Correct |
6 ms |
460 KB |
Output is correct |
| 60 |
Correct |
47 ms |
384 KB |
Output is correct |
| 61 |
Correct |
44 ms |
512 KB |
Output is correct |
| 62 |
Correct |
6 ms |
384 KB |
Output is correct |
| 63 |
Correct |
144 ms |
480 KB |
Output is correct |
| 64 |
Correct |
179 ms |
484 KB |
Output is correct |
| 65 |
Correct |
215 ms |
512 KB |
Output is correct |
| 66 |
Correct |
166 ms |
480 KB |
Output is correct |
| 67 |
Correct |
271 ms |
480 KB |
Output is correct |
| 68 |
Correct |
223 ms |
512 KB |
Output is correct |
| 69 |
Correct |
309 ms |
488 KB |
Output is correct |
| 70 |
Correct |
6 ms |
324 KB |
Output is correct |
| 71 |
Correct |
5 ms |
384 KB |
Output is correct |
| 72 |
Correct |
210 ms |
512 KB |
Output is correct |
| 73 |
Correct |
218 ms |
488 KB |
Output is correct |
| 74 |
Correct |
200 ms |
512 KB |
Output is correct |
| 75 |
Correct |
252 ms |
512 KB |
Output is correct |
| 76 |
Correct |
5 ms |
512 KB |
Output is correct |
| 77 |
Correct |
5 ms |
384 KB |
Output is correct |
| 78 |
Correct |
272 ms |
452 KB |
Output is correct |
| 79 |
Correct |
245 ms |
488 KB |
Output is correct |
| 80 |
Correct |
322 ms |
500 KB |
Output is correct |
| 81 |
Correct |
351 ms |
488 KB |
Output is correct |
| 82 |
Correct |
329 ms |
488 KB |
Output is correct |
| 83 |
Correct |
238 ms |
512 KB |
Output is correct |
| 84 |
Correct |
5 ms |
384 KB |
Output is correct |
| 85 |
Correct |
41 ms |
324 KB |
Output is correct |
| 86 |
Correct |
234 ms |
488 KB |
Output is correct |
| 87 |
Correct |
5 ms |
512 KB |
Output is correct |
| 88 |
Correct |
6 ms |
332 KB |
Output is correct |
| 89 |
Correct |
58 ms |
512 KB |
Output is correct |
| 90 |
Correct |
54 ms |
512 KB |
Output is correct |
| 91 |
Correct |
50 ms |
440 KB |
Output is correct |
| 92 |
Correct |
369 ms |
488 KB |
Output is correct |
| 93 |
Correct |
318 ms |
484 KB |
Output is correct |
| 94 |
Correct |
332 ms |
512 KB |
Output is correct |
| 95 |
Correct |
5 ms |
512 KB |
Output is correct |
| 96 |
Correct |
6 ms |
384 KB |
Output is correct |
| 97 |
Correct |
201 ms |
384 KB |
Output is correct |
| 98 |
Correct |
36 ms |
440 KB |
Output is correct |
| 99 |
Correct |
217 ms |
504 KB |
Output is correct |
| 100 |
Correct |
6 ms |
512 KB |
Output is correct |
| 101 |
Correct |
45 ms |
384 KB |
Output is correct |
| 102 |
Correct |
34 ms |
384 KB |
Output is correct |
| 103 |
Correct |
190 ms |
488 KB |
Output is correct |
| 104 |
Correct |
5 ms |
384 KB |
Output is correct |
| 105 |
Correct |
5 ms |
384 KB |
Output is correct |
| 106 |
Correct |
6 ms |
512 KB |
Output is correct |
| 107 |
Correct |
48 ms |
384 KB |
Output is correct |
| 108 |
Correct |
48 ms |
512 KB |
Output is correct |
| 109 |
Correct |
352 ms |
512 KB |
Output is correct |
| 110 |
Correct |
371 ms |
512 KB |
Output is correct |
| 111 |
Correct |
5 ms |
384 KB |
Output is correct |
