| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 151096 |
2019-09-01T17:29:20 Z |
joseacaz |
Cave (IOI13_cave) |
C++17 |
|
1192 ms |
640 KB |
#include "cave.h"
#include <bits/stdc++.h>
using namespace std;
// Main
// int tryCombination(int N, int S[])
// void answer(int N, int S[], int D[])
void exploreCave ( int N )
{
int s, e, mid, val, res, ans;
int aux[N], S[N], D[N];
for ( int i = 0; i < N; i++ )
S[i] = -1, D[i] = -1;
for ( int i = 0; i < N; i++ )
{
for ( int j = 0; j < N; j++ )
if ( S[j] == -1 )
aux[j] = 0;
ans = tryCombination ( aux );
if ( ans == i )
{
//the door opens with 1's
s = 0, e = N - 1;
while ( s <= e )
{
mid = (s + e) / 2;
for ( int k = 0; k <= mid; k++ )
if ( S[k] == -1 )
aux[k] = 1;
for ( int k = mid + 1; k < N; k++ )
if ( S[k] == -1 )
aux[k] = 0;
ans = tryCombination ( aux );
val = (ans == i ? 0 : 1 );
if ( val )
res = mid, e = mid - 1;
else
s = mid + 1;
}
aux[res] = 1;
S[res] = 1;
D[res] = i;
}
else
{
//the door opens with 0's
s = 0, e = N - 1;
while ( s <= e )
{
mid = (s + e) / 2;
for ( int k = 0; k <= mid; k++ )
if ( S[k] == -1 )
aux[k] = 0;
for ( int k = mid + 1; k < N; k++ )
if ( S[k] == -1 )
aux[k] = 1;
ans = tryCombination ( aux );
val = (ans == i ? 0 : 1 );
if ( val )
res = mid, e = mid - 1;
else
s = mid + 1;
}
aux[res] = 0;
S[res] = 0;
D[res] = i;
}
}
answer ( S, D );
}
Compilation message
cave.cpp: In function 'void exploreCave(int)':
cave.cpp:50:13: warning: 'res' may be used uninitialized in this function [-Wmaybe-uninitialized]
aux[res] = 1;
~~~~~~~~~^~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
336 ms |
516 KB |
Output is correct |
| 2 |
Correct |
389 ms |
496 KB |
Output is correct |
| 3 |
Correct |
423 ms |
640 KB |
Output is correct |
| 4 |
Correct |
327 ms |
516 KB |
Output is correct |
| 5 |
Correct |
513 ms |
640 KB |
Output is correct |
| 6 |
Correct |
442 ms |
504 KB |
Output is correct |
| 7 |
Correct |
491 ms |
640 KB |
Output is correct |
| 8 |
Correct |
7 ms |
384 KB |
Output is correct |
| 9 |
Correct |
6 ms |
384 KB |
Output is correct |
| 10 |
Correct |
6 ms |
384 KB |
Output is correct |
| 11 |
Correct |
6 ms |
384 KB |
Output is correct |
| 12 |
Correct |
462 ms |
512 KB |
Output is correct |
| 13 |
Correct |
435 ms |
504 KB |
Output is correct |
| 14 |
Correct |
554 ms |
512 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
442 ms |
504 KB |
Output is correct |
| 2 |
Correct |
5 ms |
512 KB |
Output is correct |
| 3 |
Correct |
488 ms |
504 KB |
Output is correct |
| 4 |
Correct |
6 ms |
512 KB |
Output is correct |
| 5 |
Correct |
6 ms |
512 KB |
Output is correct |
| 6 |
Correct |
496 ms |
508 KB |
Output is correct |
| 7 |
Correct |
487 ms |
512 KB |
Output is correct |
| 8 |
Correct |
1085 ms |
580 KB |
Output is correct |
| 9 |
Correct |
1018 ms |
512 KB |
Output is correct |
| 10 |
Correct |
1110 ms |
508 KB |
Output is correct |
| 11 |
Correct |
469 ms |
504 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
5 ms |
384 KB |
Output is correct |
| 2 |
Correct |
5 ms |
332 KB |
Output is correct |
| 3 |
Correct |
5 ms |
512 KB |
Output is correct |
| 4 |
Correct |
5 ms |
384 KB |
Output is correct |
| 5 |
Correct |
5 ms |
512 KB |
Output is correct |
| 6 |
Correct |
5 ms |
384 KB |
Output is correct |
| 7 |
Correct |
6 ms |
384 KB |
Output is correct |
| 8 |
Correct |
5 ms |
512 KB |
Output is correct |
| 9 |
Correct |
6 ms |
512 KB |
Output is correct |
| 10 |
Correct |
6 ms |
384 KB |
Output is correct |
| 11 |
Correct |
6 ms |
512 KB |
Output is correct |
| 12 |
Correct |
5 ms |
512 KB |
Output is correct |
| 13 |
Correct |
6 ms |
384 KB |
Output is correct |
| 14 |
Correct |
6 ms |
384 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
5 ms |
384 KB |
Output is correct |
| 2 |
Correct |
5 ms |
332 KB |
Output is correct |
| 3 |
Correct |
5 ms |
512 KB |
Output is correct |
| 4 |
Correct |
5 ms |
384 KB |
Output is correct |
| 5 |
Correct |
5 ms |
512 KB |
Output is correct |
| 6 |
Correct |
5 ms |
384 KB |
Output is correct |
| 7 |
Correct |
6 ms |
384 KB |
Output is correct |
| 8 |
Correct |
5 ms |
512 KB |
Output is correct |
| 9 |
Correct |
6 ms |
512 KB |
Output is correct |
| 10 |
Correct |
6 ms |
384 KB |
Output is correct |
| 11 |
Correct |
6 ms |
512 KB |
Output is correct |
| 12 |
Correct |
5 ms |
512 KB |
Output is correct |
| 13 |
Correct |
6 ms |
384 KB |
Output is correct |
| 14 |
Correct |
6 ms |
384 KB |
Output is correct |
| 15 |
Correct |
6 ms |
512 KB |
Output is correct |
| 16 |
Correct |
5 ms |
512 KB |
Output is correct |
| 17 |
Correct |
6 ms |
512 KB |
Output is correct |
| 18 |
Correct |
6 ms |
384 KB |
Output is correct |
| 19 |
Correct |
5 ms |
420 KB |
Output is correct |
| 20 |
Correct |
67 ms |
464 KB |
Output is correct |
| 21 |
Correct |
5 ms |
512 KB |
Output is correct |
| 22 |
Correct |
6 ms |
384 KB |
Output is correct |
| 23 |
Correct |
157 ms |
448 KB |
Output is correct |
| 24 |
Correct |
139 ms |
448 KB |
Output is correct |
| 25 |
Correct |
148 ms |
448 KB |
Output is correct |
| 26 |
Correct |
6 ms |
512 KB |
Output is correct |
| 27 |
Correct |
6 ms |
384 KB |
Output is correct |
| 28 |
Correct |
61 ms |
512 KB |
Output is correct |
| 29 |
Correct |
6 ms |
512 KB |
Output is correct |
| 30 |
Correct |
76 ms |
464 KB |
Output is correct |
| 31 |
Correct |
84 ms |
444 KB |
Output is correct |
| 32 |
Correct |
6 ms |
512 KB |
Output is correct |
| 33 |
Correct |
6 ms |
512 KB |
Output is correct |
| 34 |
Correct |
5 ms |
512 KB |
Output is correct |
| 35 |
Correct |
176 ms |
512 KB |
Output is correct |
| 36 |
Correct |
166 ms |
512 KB |
Output is correct |
| 37 |
Correct |
6 ms |
396 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
336 ms |
516 KB |
Output is correct |
| 2 |
Correct |
389 ms |
496 KB |
Output is correct |
| 3 |
Correct |
423 ms |
640 KB |
Output is correct |
| 4 |
Correct |
327 ms |
516 KB |
Output is correct |
| 5 |
Correct |
513 ms |
640 KB |
Output is correct |
| 6 |
Correct |
442 ms |
504 KB |
Output is correct |
| 7 |
Correct |
491 ms |
640 KB |
Output is correct |
| 8 |
Correct |
7 ms |
384 KB |
Output is correct |
| 9 |
Correct |
6 ms |
384 KB |
Output is correct |
| 10 |
Correct |
6 ms |
384 KB |
Output is correct |
| 11 |
Correct |
6 ms |
384 KB |
Output is correct |
| 12 |
Correct |
462 ms |
512 KB |
Output is correct |
| 13 |
Correct |
435 ms |
504 KB |
Output is correct |
| 14 |
Correct |
554 ms |
512 KB |
Output is correct |
| 15 |
Correct |
442 ms |
504 KB |
Output is correct |
| 16 |
Correct |
5 ms |
512 KB |
Output is correct |
| 17 |
Correct |
488 ms |
504 KB |
Output is correct |
| 18 |
Correct |
6 ms |
512 KB |
Output is correct |
| 19 |
Correct |
6 ms |
512 KB |
Output is correct |
| 20 |
Correct |
496 ms |
508 KB |
Output is correct |
| 21 |
Correct |
487 ms |
512 KB |
Output is correct |
| 22 |
Correct |
1085 ms |
580 KB |
Output is correct |
| 23 |
Correct |
1018 ms |
512 KB |
Output is correct |
| 24 |
Correct |
1110 ms |
508 KB |
Output is correct |
| 25 |
Correct |
469 ms |
504 KB |
Output is correct |
| 26 |
Correct |
5 ms |
384 KB |
Output is correct |
| 27 |
Correct |
5 ms |
332 KB |
Output is correct |
| 28 |
Correct |
5 ms |
512 KB |
Output is correct |
| 29 |
Correct |
5 ms |
384 KB |
Output is correct |
| 30 |
Correct |
5 ms |
512 KB |
Output is correct |
| 31 |
Correct |
5 ms |
384 KB |
Output is correct |
| 32 |
Correct |
6 ms |
384 KB |
Output is correct |
| 33 |
Correct |
5 ms |
512 KB |
Output is correct |
| 34 |
Correct |
6 ms |
512 KB |
Output is correct |
| 35 |
Correct |
6 ms |
384 KB |
Output is correct |
| 36 |
Correct |
6 ms |
512 KB |
Output is correct |
| 37 |
Correct |
5 ms |
512 KB |
Output is correct |
| 38 |
Correct |
6 ms |
384 KB |
Output is correct |
| 39 |
Correct |
6 ms |
384 KB |
Output is correct |
| 40 |
Correct |
6 ms |
512 KB |
Output is correct |
| 41 |
Correct |
5 ms |
512 KB |
Output is correct |
| 42 |
Correct |
6 ms |
512 KB |
Output is correct |
| 43 |
Correct |
6 ms |
384 KB |
Output is correct |
| 44 |
Correct |
5 ms |
420 KB |
Output is correct |
| 45 |
Correct |
67 ms |
464 KB |
Output is correct |
| 46 |
Correct |
5 ms |
512 KB |
Output is correct |
| 47 |
Correct |
6 ms |
384 KB |
Output is correct |
| 48 |
Correct |
157 ms |
448 KB |
Output is correct |
| 49 |
Correct |
139 ms |
448 KB |
Output is correct |
| 50 |
Correct |
148 ms |
448 KB |
Output is correct |
| 51 |
Correct |
6 ms |
512 KB |
Output is correct |
| 52 |
Correct |
6 ms |
384 KB |
Output is correct |
| 53 |
Correct |
61 ms |
512 KB |
Output is correct |
| 54 |
Correct |
6 ms |
512 KB |
Output is correct |
| 55 |
Correct |
76 ms |
464 KB |
Output is correct |
| 56 |
Correct |
84 ms |
444 KB |
Output is correct |
| 57 |
Correct |
6 ms |
512 KB |
Output is correct |
| 58 |
Correct |
6 ms |
512 KB |
Output is correct |
| 59 |
Correct |
5 ms |
512 KB |
Output is correct |
| 60 |
Correct |
176 ms |
512 KB |
Output is correct |
| 61 |
Correct |
166 ms |
512 KB |
Output is correct |
| 62 |
Correct |
6 ms |
396 KB |
Output is correct |
| 63 |
Correct |
263 ms |
512 KB |
Output is correct |
| 64 |
Correct |
295 ms |
500 KB |
Output is correct |
| 65 |
Correct |
413 ms |
524 KB |
Output is correct |
| 66 |
Correct |
296 ms |
504 KB |
Output is correct |
| 67 |
Correct |
430 ms |
512 KB |
Output is correct |
| 68 |
Correct |
444 ms |
504 KB |
Output is correct |
| 69 |
Correct |
500 ms |
524 KB |
Output is correct |
| 70 |
Correct |
6 ms |
384 KB |
Output is correct |
| 71 |
Correct |
6 ms |
512 KB |
Output is correct |
| 72 |
Correct |
430 ms |
508 KB |
Output is correct |
| 73 |
Correct |
476 ms |
512 KB |
Output is correct |
| 74 |
Correct |
429 ms |
512 KB |
Output is correct |
| 75 |
Correct |
509 ms |
640 KB |
Output is correct |
| 76 |
Correct |
6 ms |
384 KB |
Output is correct |
| 77 |
Correct |
6 ms |
384 KB |
Output is correct |
| 78 |
Correct |
455 ms |
588 KB |
Output is correct |
| 79 |
Correct |
489 ms |
640 KB |
Output is correct |
| 80 |
Correct |
1192 ms |
516 KB |
Output is correct |
| 81 |
Correct |
1082 ms |
640 KB |
Output is correct |
| 82 |
Correct |
1070 ms |
640 KB |
Output is correct |
| 83 |
Correct |
557 ms |
512 KB |
Output is correct |
| 84 |
Correct |
6 ms |
384 KB |
Output is correct |
| 85 |
Correct |
69 ms |
384 KB |
Output is correct |
| 86 |
Correct |
430 ms |
512 KB |
Output is correct |
| 87 |
Correct |
6 ms |
384 KB |
Output is correct |
| 88 |
Correct |
5 ms |
384 KB |
Output is correct |
| 89 |
Correct |
143 ms |
448 KB |
Output is correct |
| 90 |
Correct |
155 ms |
548 KB |
Output is correct |
| 91 |
Correct |
144 ms |
444 KB |
Output is correct |
| 92 |
Correct |
1151 ms |
512 KB |
Output is correct |
| 93 |
Correct |
1118 ms |
508 KB |
Output is correct |
| 94 |
Correct |
1133 ms |
504 KB |
Output is correct |
| 95 |
Correct |
5 ms |
512 KB |
Output is correct |
| 96 |
Correct |
5 ms |
512 KB |
Output is correct |
| 97 |
Correct |
461 ms |
640 KB |
Output is correct |
| 98 |
Correct |
64 ms |
384 KB |
Output is correct |
| 99 |
Correct |
428 ms |
504 KB |
Output is correct |
| 100 |
Correct |
6 ms |
384 KB |
Output is correct |
| 101 |
Correct |
86 ms |
512 KB |
Output is correct |
| 102 |
Correct |
63 ms |
384 KB |
Output is correct |
| 103 |
Correct |
544 ms |
640 KB |
Output is correct |
| 104 |
Correct |
5 ms |
384 KB |
Output is correct |
| 105 |
Correct |
5 ms |
512 KB |
Output is correct |
| 106 |
Correct |
6 ms |
384 KB |
Output is correct |
| 107 |
Correct |
165 ms |
444 KB |
Output is correct |
| 108 |
Correct |
166 ms |
460 KB |
Output is correct |
| 109 |
Correct |
1106 ms |
508 KB |
Output is correct |
| 110 |
Correct |
1077 ms |
504 KB |
Output is correct |
| 111 |
Correct |
6 ms |
512 KB |
Output is correct |
