| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 529009 |
2022-02-21T22:15:12 Z |
lcs147 |
Cave (IOI13_cave) |
C++17 |
|
719 ms |
580 KB |
#include "cave.h"
#include<bits/stdc++.h>
using namespace std;
void exploreCave(int n) {
vector<int>correct(n, -1), switch_door(n, -1);
for(int i=0; i<n; i++) {
vector<int>s = correct;
for(int &x:s) if(x == -1) x = 1;
int ret = tryCombination(s.data());
int open = -1;
if(ret == -1 || ret > i) {
open = 1;
} else {
open = 0;
}
vector<int>dknow;
for(int j=0; j<n; j++) {
if(correct[j] == -1) {
dknow.push_back(j);
}
}
auto check = [&](int l, int r) {
s = correct;
for(int j=0; j<dknow.size(); j++) {
int id = dknow[j];
if(j < l || j > r) s[id] = !open;
else s[id] = open;
}
ret = tryCombination(s.data());
return ret == -1 || ret > i;
};
int l = 0, r = dknow.size()-1, id = -1;
while(l <= r) {
int m = (l+r)/2;
if(check(l, m)) {
id = m;
r = m - 1;
} else l = m + 1;
}
id = dknow[id];
switch_door[id] = i;
correct[id] = open;
}
answer(correct.data(), switch_door.data());
}
Compilation message
cave.cpp: In lambda function:
cave.cpp:29:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
29 | for(int j=0; j<dknow.size(); j++) {
| ~^~~~~~~~~~~~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
395 ms |
456 KB |
Output is correct |
| 2 |
Correct |
398 ms |
460 KB |
Output is correct |
| 3 |
Correct |
621 ms |
480 KB |
Output is correct |
| 4 |
Correct |
403 ms |
460 KB |
Output is correct |
| 5 |
Correct |
596 ms |
476 KB |
Output is correct |
| 6 |
Correct |
611 ms |
480 KB |
Output is correct |
| 7 |
Correct |
618 ms |
480 KB |
Output is correct |
| 8 |
Correct |
0 ms |
204 KB |
Output is correct |
| 9 |
Correct |
0 ms |
204 KB |
Output is correct |
| 10 |
Correct |
1 ms |
204 KB |
Output is correct |
| 11 |
Correct |
0 ms |
204 KB |
Output is correct |
| 12 |
Correct |
609 ms |
480 KB |
Output is correct |
| 13 |
Correct |
607 ms |
488 KB |
Output is correct |
| 14 |
Correct |
597 ms |
480 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
609 ms |
480 KB |
Output is correct |
| 2 |
Correct |
1 ms |
296 KB |
Output is correct |
| 3 |
Correct |
638 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 |
626 ms |
480 KB |
Output is correct |
| 7 |
Correct |
639 ms |
480 KB |
Output is correct |
| 8 |
Correct |
719 ms |
476 KB |
Output is correct |
| 9 |
Correct |
701 ms |
480 KB |
Output is correct |
| 10 |
Correct |
694 ms |
480 KB |
Output is correct |
| 11 |
Correct |
645 ms |
476 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
204 KB |
Output is correct |
| 2 |
Correct |
1 ms |
204 KB |
Output is correct |
| 3 |
Correct |
0 ms |
204 KB |
Output is correct |
| 4 |
Correct |
0 ms |
300 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 |
1 ms |
204 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
204 KB |
Output is correct |
| 2 |
Correct |
1 ms |
204 KB |
Output is correct |
| 3 |
Correct |
0 ms |
204 KB |
Output is correct |
| 4 |
Correct |
0 ms |
300 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 |
1 ms |
204 KB |
Output is correct |
| 15 |
Correct |
0 ms |
204 KB |
Output is correct |
| 16 |
Correct |
1 ms |
204 KB |
Output is correct |
| 17 |
Correct |
0 ms |
204 KB |
Output is correct |
| 18 |
Correct |
1 ms |
204 KB |
Output is correct |
| 19 |
Correct |
1 ms |
204 KB |
Output is correct |
| 20 |
Correct |
95 ms |
364 KB |
Output is correct |
| 21 |
Correct |
1 ms |
204 KB |
Output is correct |
| 22 |
Correct |
1 ms |
204 KB |
Output is correct |
| 23 |
Correct |
100 ms |
372 KB |
Output is correct |
| 24 |
Correct |
99 ms |
360 KB |
Output is correct |
| 25 |
Correct |
100 ms |
332 KB |
Output is correct |
| 26 |
Correct |
1 ms |
204 KB |
Output is correct |
| 27 |
Correct |
1 ms |
204 KB |
Output is correct |
| 28 |
Correct |
92 ms |
332 KB |
Output is correct |
| 29 |
Correct |
1 ms |
204 KB |
Output is correct |
| 30 |
Correct |
95 ms |
364 KB |
Output is correct |
| 31 |
Correct |
95 ms |
332 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 |
98 ms |
364 KB |
Output is correct |
| 36 |
Correct |
98 ms |
332 KB |
Output is correct |
| 37 |
Correct |
1 ms |
204 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
395 ms |
456 KB |
Output is correct |
| 2 |
Correct |
398 ms |
460 KB |
Output is correct |
| 3 |
Correct |
621 ms |
480 KB |
Output is correct |
| 4 |
Correct |
403 ms |
460 KB |
Output is correct |
| 5 |
Correct |
596 ms |
476 KB |
Output is correct |
| 6 |
Correct |
611 ms |
480 KB |
Output is correct |
| 7 |
Correct |
618 ms |
480 KB |
Output is correct |
| 8 |
Correct |
0 ms |
204 KB |
Output is correct |
| 9 |
Correct |
0 ms |
204 KB |
Output is correct |
| 10 |
Correct |
1 ms |
204 KB |
Output is correct |
| 11 |
Correct |
0 ms |
204 KB |
Output is correct |
| 12 |
Correct |
609 ms |
480 KB |
Output is correct |
| 13 |
Correct |
607 ms |
488 KB |
Output is correct |
| 14 |
Correct |
597 ms |
480 KB |
Output is correct |
| 15 |
Correct |
609 ms |
480 KB |
Output is correct |
| 16 |
Correct |
1 ms |
296 KB |
Output is correct |
| 17 |
Correct |
638 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 |
626 ms |
480 KB |
Output is correct |
| 21 |
Correct |
639 ms |
480 KB |
Output is correct |
| 22 |
Correct |
719 ms |
476 KB |
Output is correct |
| 23 |
Correct |
701 ms |
480 KB |
Output is correct |
| 24 |
Correct |
694 ms |
480 KB |
Output is correct |
| 25 |
Correct |
645 ms |
476 KB |
Output is correct |
| 26 |
Correct |
0 ms |
204 KB |
Output is correct |
| 27 |
Correct |
1 ms |
204 KB |
Output is correct |
| 28 |
Correct |
0 ms |
204 KB |
Output is correct |
| 29 |
Correct |
0 ms |
300 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 |
1 ms |
204 KB |
Output is correct |
| 40 |
Correct |
0 ms |
204 KB |
Output is correct |
| 41 |
Correct |
1 ms |
204 KB |
Output is correct |
| 42 |
Correct |
0 ms |
204 KB |
Output is correct |
| 43 |
Correct |
1 ms |
204 KB |
Output is correct |
| 44 |
Correct |
1 ms |
204 KB |
Output is correct |
| 45 |
Correct |
95 ms |
364 KB |
Output is correct |
| 46 |
Correct |
1 ms |
204 KB |
Output is correct |
| 47 |
Correct |
1 ms |
204 KB |
Output is correct |
| 48 |
Correct |
100 ms |
372 KB |
Output is correct |
| 49 |
Correct |
99 ms |
360 KB |
Output is correct |
| 50 |
Correct |
100 ms |
332 KB |
Output is correct |
| 51 |
Correct |
1 ms |
204 KB |
Output is correct |
| 52 |
Correct |
1 ms |
204 KB |
Output is correct |
| 53 |
Correct |
92 ms |
332 KB |
Output is correct |
| 54 |
Correct |
1 ms |
204 KB |
Output is correct |
| 55 |
Correct |
95 ms |
364 KB |
Output is correct |
| 56 |
Correct |
95 ms |
332 KB |
Output is correct |
| 57 |
Correct |
1 ms |
204 KB |
Output is correct |
| 58 |
Correct |
1 ms |
204 KB |
Output is correct |
| 59 |
Correct |
1 ms |
204 KB |
Output is correct |
| 60 |
Correct |
98 ms |
364 KB |
Output is correct |
| 61 |
Correct |
98 ms |
332 KB |
Output is correct |
| 62 |
Correct |
1 ms |
204 KB |
Output is correct |
| 63 |
Correct |
394 ms |
436 KB |
Output is correct |
| 64 |
Correct |
398 ms |
460 KB |
Output is correct |
| 65 |
Correct |
614 ms |
480 KB |
Output is correct |
| 66 |
Correct |
423 ms |
460 KB |
Output is correct |
| 67 |
Correct |
612 ms |
484 KB |
Output is correct |
| 68 |
Correct |
596 ms |
460 KB |
Output is correct |
| 69 |
Correct |
613 ms |
484 KB |
Output is correct |
| 70 |
Correct |
0 ms |
204 KB |
Output is correct |
| 71 |
Correct |
0 ms |
204 KB |
Output is correct |
| 72 |
Correct |
609 ms |
460 KB |
Output is correct |
| 73 |
Correct |
602 ms |
476 KB |
Output is correct |
| 74 |
Correct |
610 ms |
480 KB |
Output is correct |
| 75 |
Correct |
632 ms |
476 KB |
Output is correct |
| 76 |
Correct |
0 ms |
204 KB |
Output is correct |
| 77 |
Correct |
0 ms |
204 KB |
Output is correct |
| 78 |
Correct |
627 ms |
580 KB |
Output is correct |
| 79 |
Correct |
619 ms |
480 KB |
Output is correct |
| 80 |
Correct |
689 ms |
580 KB |
Output is correct |
| 81 |
Correct |
691 ms |
476 KB |
Output is correct |
| 82 |
Correct |
700 ms |
496 KB |
Output is correct |
| 83 |
Correct |
651 ms |
476 KB |
Output is correct |
| 84 |
Correct |
1 ms |
204 KB |
Output is correct |
| 85 |
Correct |
96 ms |
360 KB |
Output is correct |
| 86 |
Correct |
658 ms |
480 KB |
Output is correct |
| 87 |
Correct |
1 ms |
204 KB |
Output is correct |
| 88 |
Correct |
1 ms |
296 KB |
Output is correct |
| 89 |
Correct |
99 ms |
312 KB |
Output is correct |
| 90 |
Correct |
100 ms |
332 KB |
Output is correct |
| 91 |
Correct |
99 ms |
332 KB |
Output is correct |
| 92 |
Correct |
698 ms |
580 KB |
Output is correct |
| 93 |
Correct |
690 ms |
492 KB |
Output is correct |
| 94 |
Correct |
701 ms |
484 KB |
Output is correct |
| 95 |
Correct |
1 ms |
204 KB |
Output is correct |
| 96 |
Correct |
1 ms |
204 KB |
Output is correct |
| 97 |
Correct |
638 ms |
484 KB |
Output is correct |
| 98 |
Correct |
92 ms |
364 KB |
Output is correct |
| 99 |
Correct |
623 ms |
480 KB |
Output is correct |
| 100 |
Correct |
1 ms |
204 KB |
Output is correct |
| 101 |
Correct |
91 ms |
332 KB |
Output is correct |
| 102 |
Correct |
95 ms |
332 KB |
Output is correct |
| 103 |
Correct |
652 ms |
492 KB |
Output is correct |
| 104 |
Correct |
1 ms |
204 KB |
Output is correct |
| 105 |
Correct |
1 ms |
204 KB |
Output is correct |
| 106 |
Correct |
1 ms |
204 KB |
Output is correct |
| 107 |
Correct |
99 ms |
332 KB |
Output is correct |
| 108 |
Correct |
100 ms |
332 KB |
Output is correct |
| 109 |
Correct |
686 ms |
488 KB |
Output is correct |
| 110 |
Correct |
700 ms |
460 KB |
Output is correct |
| 111 |
Correct |
1 ms |
204 KB |
Output is correct |
