| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 839283 |
2023-08-29T14:07:21 Z |
Alfraganus |
Cave (IOI13_cave) |
C++17 |
|
211 ms |
524 KB |
#include "cave.h"
// #include "grader.c"
#include <vector>
using namespace std;
bool used[5001];
int bits[5001], a[5001];
bool check(int l, int r){
for(int i = l; i <= r; i ++)
if(!used[i])
return false;
return true;
}
void color(int l, int r, int x){
for(int i = l; i <= r; i ++)
if(!used[i])
bits[i] = x;
}
void exploreCave(int n){
for(int i = 0; i < n; i ++){
int l = 0, r = n - 1;
int x = -1;
while(l < r){
int m = (l + r) >> 1;
if(check(l, m))
l = m + 1;
else if(check(m + 1, r))
r = m;
else{
color(l, m, 0);
color(m + 1, r, 1);
int k = tryCombination(bits);
// printf("%d ", l);
// printf("%d ", m);
// printf("%d ", r);
// printf("%d ", x);
// printf("%d ", k);
// for(int i = 0; i < n; i ++)
// printf("%d ", bits[i]);
// printf("\n");
if(x == -1){
if(k > i or k == -1){
color(m + 1, r, 0);
int k = tryCombination(bits);
if(k > i or k == -1)
x = 0, r = m;
else
x = 1, l = m + 1;
}
else{
color(m + 1, r, 0);
int k = tryCombination(bits);
if (k > i or k == -1)
x = 0, l = m + 1;
else
x = 1, r = m;
}
}
else{
if(x == 0){
if(k > i or k == -1)
r = m;
else
l = m + 1;
}
else{
if(k > i or k == -1)
l = m + 1;
else
r = m;
}
}
}
}
if(i == n - 1){
color(0, n - 1, 0);
x = 0;
if(tryCombination(bits) != -1)
x = 1;
}
used[l] = true;
bits[l] = x;
a[l] = i;
}
answer(bits, a);
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
49 ms |
340 KB |
Output is correct |
| 2 |
Correct |
48 ms |
392 KB |
Output is correct |
| 3 |
Correct |
71 ms |
340 KB |
Output is correct |
| 4 |
Correct |
50 ms |
384 KB |
Output is correct |
| 5 |
Correct |
83 ms |
404 KB |
Output is correct |
| 6 |
Correct |
74 ms |
340 KB |
Output is correct |
| 7 |
Correct |
83 ms |
340 KB |
Output is correct |
| 8 |
Correct |
0 ms |
212 KB |
Output is correct |
| 9 |
Correct |
0 ms |
212 KB |
Output is correct |
| 10 |
Correct |
0 ms |
212 KB |
Output is correct |
| 11 |
Correct |
0 ms |
212 KB |
Output is correct |
| 12 |
Correct |
73 ms |
412 KB |
Output is correct |
| 13 |
Correct |
78 ms |
396 KB |
Output is correct |
| 14 |
Correct |
76 ms |
404 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
83 ms |
376 KB |
Output is correct |
| 2 |
Correct |
1 ms |
212 KB |
Output is correct |
| 3 |
Correct |
116 ms |
340 KB |
Output is correct |
| 4 |
Correct |
0 ms |
212 KB |
Output is correct |
| 5 |
Correct |
1 ms |
212 KB |
Output is correct |
| 6 |
Correct |
101 ms |
372 KB |
Output is correct |
| 7 |
Correct |
107 ms |
340 KB |
Output is correct |
| 8 |
Correct |
205 ms |
368 KB |
Output is correct |
| 9 |
Correct |
205 ms |
428 KB |
Output is correct |
| 10 |
Correct |
194 ms |
464 KB |
Output is correct |
| 11 |
Correct |
78 ms |
360 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
212 KB |
Output is correct |
| 2 |
Correct |
1 ms |
212 KB |
Output is correct |
| 3 |
Correct |
0 ms |
212 KB |
Output is correct |
| 4 |
Correct |
1 ms |
212 KB |
Output is correct |
| 5 |
Correct |
1 ms |
212 KB |
Output is correct |
| 6 |
Correct |
1 ms |
212 KB |
Output is correct |
| 7 |
Correct |
0 ms |
212 KB |
Output is correct |
| 8 |
Correct |
0 ms |
212 KB |
Output is correct |
| 9 |
Correct |
1 ms |
212 KB |
Output is correct |
| 10 |
Correct |
1 ms |
212 KB |
Output is correct |
| 11 |
Correct |
1 ms |
212 KB |
Output is correct |
| 12 |
Correct |
0 ms |
212 KB |
Output is correct |
| 13 |
Correct |
1 ms |
212 KB |
Output is correct |
| 14 |
Correct |
0 ms |
212 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
212 KB |
Output is correct |
| 2 |
Correct |
1 ms |
212 KB |
Output is correct |
| 3 |
Correct |
0 ms |
212 KB |
Output is correct |
| 4 |
Correct |
1 ms |
212 KB |
Output is correct |
| 5 |
Correct |
1 ms |
212 KB |
Output is correct |
| 6 |
Correct |
1 ms |
212 KB |
Output is correct |
| 7 |
Correct |
0 ms |
212 KB |
Output is correct |
| 8 |
Correct |
0 ms |
212 KB |
Output is correct |
| 9 |
Correct |
1 ms |
212 KB |
Output is correct |
| 10 |
Correct |
1 ms |
212 KB |
Output is correct |
| 11 |
Correct |
1 ms |
212 KB |
Output is correct |
| 12 |
Correct |
0 ms |
212 KB |
Output is correct |
| 13 |
Correct |
1 ms |
212 KB |
Output is correct |
| 14 |
Correct |
0 ms |
212 KB |
Output is correct |
| 15 |
Correct |
1 ms |
336 KB |
Output is correct |
| 16 |
Correct |
0 ms |
212 KB |
Output is correct |
| 17 |
Correct |
0 ms |
212 KB |
Output is correct |
| 18 |
Correct |
1 ms |
292 KB |
Output is correct |
| 19 |
Correct |
0 ms |
212 KB |
Output is correct |
| 20 |
Correct |
12 ms |
356 KB |
Output is correct |
| 21 |
Correct |
0 ms |
212 KB |
Output is correct |
| 22 |
Correct |
1 ms |
292 KB |
Output is correct |
| 23 |
Correct |
24 ms |
360 KB |
Output is correct |
| 24 |
Correct |
25 ms |
340 KB |
Output is correct |
| 25 |
Correct |
25 ms |
340 KB |
Output is correct |
| 26 |
Correct |
1 ms |
212 KB |
Output is correct |
| 27 |
Correct |
1 ms |
212 KB |
Output is correct |
| 28 |
Correct |
15 ms |
340 KB |
Output is correct |
| 29 |
Correct |
0 ms |
212 KB |
Output is correct |
| 30 |
Correct |
16 ms |
468 KB |
Output is correct |
| 31 |
Correct |
12 ms |
340 KB |
Output is correct |
| 32 |
Correct |
0 ms |
212 KB |
Output is correct |
| 33 |
Correct |
1 ms |
212 KB |
Output is correct |
| 34 |
Correct |
1 ms |
336 KB |
Output is correct |
| 35 |
Correct |
25 ms |
340 KB |
Output is correct |
| 36 |
Correct |
26 ms |
468 KB |
Output is correct |
| 37 |
Correct |
1 ms |
212 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
49 ms |
340 KB |
Output is correct |
| 2 |
Correct |
48 ms |
392 KB |
Output is correct |
| 3 |
Correct |
71 ms |
340 KB |
Output is correct |
| 4 |
Correct |
50 ms |
384 KB |
Output is correct |
| 5 |
Correct |
83 ms |
404 KB |
Output is correct |
| 6 |
Correct |
74 ms |
340 KB |
Output is correct |
| 7 |
Correct |
83 ms |
340 KB |
Output is correct |
| 8 |
Correct |
0 ms |
212 KB |
Output is correct |
| 9 |
Correct |
0 ms |
212 KB |
Output is correct |
| 10 |
Correct |
0 ms |
212 KB |
Output is correct |
| 11 |
Correct |
0 ms |
212 KB |
Output is correct |
| 12 |
Correct |
73 ms |
412 KB |
Output is correct |
| 13 |
Correct |
78 ms |
396 KB |
Output is correct |
| 14 |
Correct |
76 ms |
404 KB |
Output is correct |
| 15 |
Correct |
83 ms |
376 KB |
Output is correct |
| 16 |
Correct |
1 ms |
212 KB |
Output is correct |
| 17 |
Correct |
116 ms |
340 KB |
Output is correct |
| 18 |
Correct |
0 ms |
212 KB |
Output is correct |
| 19 |
Correct |
1 ms |
212 KB |
Output is correct |
| 20 |
Correct |
101 ms |
372 KB |
Output is correct |
| 21 |
Correct |
107 ms |
340 KB |
Output is correct |
| 22 |
Correct |
205 ms |
368 KB |
Output is correct |
| 23 |
Correct |
205 ms |
428 KB |
Output is correct |
| 24 |
Correct |
194 ms |
464 KB |
Output is correct |
| 25 |
Correct |
78 ms |
360 KB |
Output is correct |
| 26 |
Correct |
0 ms |
212 KB |
Output is correct |
| 27 |
Correct |
1 ms |
212 KB |
Output is correct |
| 28 |
Correct |
0 ms |
212 KB |
Output is correct |
| 29 |
Correct |
1 ms |
212 KB |
Output is correct |
| 30 |
Correct |
1 ms |
212 KB |
Output is correct |
| 31 |
Correct |
1 ms |
212 KB |
Output is correct |
| 32 |
Correct |
0 ms |
212 KB |
Output is correct |
| 33 |
Correct |
0 ms |
212 KB |
Output is correct |
| 34 |
Correct |
1 ms |
212 KB |
Output is correct |
| 35 |
Correct |
1 ms |
212 KB |
Output is correct |
| 36 |
Correct |
1 ms |
212 KB |
Output is correct |
| 37 |
Correct |
0 ms |
212 KB |
Output is correct |
| 38 |
Correct |
1 ms |
212 KB |
Output is correct |
| 39 |
Correct |
0 ms |
212 KB |
Output is correct |
| 40 |
Correct |
1 ms |
336 KB |
Output is correct |
| 41 |
Correct |
0 ms |
212 KB |
Output is correct |
| 42 |
Correct |
0 ms |
212 KB |
Output is correct |
| 43 |
Correct |
1 ms |
292 KB |
Output is correct |
| 44 |
Correct |
0 ms |
212 KB |
Output is correct |
| 45 |
Correct |
12 ms |
356 KB |
Output is correct |
| 46 |
Correct |
0 ms |
212 KB |
Output is correct |
| 47 |
Correct |
1 ms |
292 KB |
Output is correct |
| 48 |
Correct |
24 ms |
360 KB |
Output is correct |
| 49 |
Correct |
25 ms |
340 KB |
Output is correct |
| 50 |
Correct |
25 ms |
340 KB |
Output is correct |
| 51 |
Correct |
1 ms |
212 KB |
Output is correct |
| 52 |
Correct |
1 ms |
212 KB |
Output is correct |
| 53 |
Correct |
15 ms |
340 KB |
Output is correct |
| 54 |
Correct |
0 ms |
212 KB |
Output is correct |
| 55 |
Correct |
16 ms |
468 KB |
Output is correct |
| 56 |
Correct |
12 ms |
340 KB |
Output is correct |
| 57 |
Correct |
0 ms |
212 KB |
Output is correct |
| 58 |
Correct |
1 ms |
212 KB |
Output is correct |
| 59 |
Correct |
1 ms |
336 KB |
Output is correct |
| 60 |
Correct |
25 ms |
340 KB |
Output is correct |
| 61 |
Correct |
26 ms |
468 KB |
Output is correct |
| 62 |
Correct |
1 ms |
212 KB |
Output is correct |
| 63 |
Correct |
48 ms |
340 KB |
Output is correct |
| 64 |
Correct |
52 ms |
516 KB |
Output is correct |
| 65 |
Correct |
72 ms |
404 KB |
Output is correct |
| 66 |
Correct |
49 ms |
388 KB |
Output is correct |
| 67 |
Correct |
86 ms |
400 KB |
Output is correct |
| 68 |
Correct |
72 ms |
396 KB |
Output is correct |
| 69 |
Correct |
84 ms |
392 KB |
Output is correct |
| 70 |
Correct |
1 ms |
212 KB |
Output is correct |
| 71 |
Correct |
0 ms |
212 KB |
Output is correct |
| 72 |
Correct |
72 ms |
340 KB |
Output is correct |
| 73 |
Correct |
75 ms |
400 KB |
Output is correct |
| 74 |
Correct |
73 ms |
404 KB |
Output is correct |
| 75 |
Correct |
123 ms |
460 KB |
Output is correct |
| 76 |
Correct |
0 ms |
212 KB |
Output is correct |
| 77 |
Correct |
0 ms |
212 KB |
Output is correct |
| 78 |
Correct |
104 ms |
392 KB |
Output is correct |
| 79 |
Correct |
112 ms |
524 KB |
Output is correct |
| 80 |
Correct |
199 ms |
340 KB |
Output is correct |
| 81 |
Correct |
211 ms |
396 KB |
Output is correct |
| 82 |
Correct |
198 ms |
464 KB |
Output is correct |
| 83 |
Correct |
79 ms |
400 KB |
Output is correct |
| 84 |
Correct |
1 ms |
212 KB |
Output is correct |
| 85 |
Correct |
12 ms |
340 KB |
Output is correct |
| 86 |
Correct |
73 ms |
340 KB |
Output is correct |
| 87 |
Correct |
0 ms |
280 KB |
Output is correct |
| 88 |
Correct |
1 ms |
296 KB |
Output is correct |
| 89 |
Correct |
24 ms |
340 KB |
Output is correct |
| 90 |
Correct |
31 ms |
340 KB |
Output is correct |
| 91 |
Correct |
24 ms |
340 KB |
Output is correct |
| 92 |
Correct |
191 ms |
400 KB |
Output is correct |
| 93 |
Correct |
188 ms |
400 KB |
Output is correct |
| 94 |
Correct |
191 ms |
400 KB |
Output is correct |
| 95 |
Correct |
0 ms |
212 KB |
Output is correct |
| 96 |
Correct |
0 ms |
212 KB |
Output is correct |
| 97 |
Correct |
97 ms |
400 KB |
Output is correct |
| 98 |
Correct |
14 ms |
340 KB |
Output is correct |
| 99 |
Correct |
94 ms |
388 KB |
Output is correct |
| 100 |
Correct |
1 ms |
212 KB |
Output is correct |
| 101 |
Correct |
15 ms |
340 KB |
Output is correct |
| 102 |
Correct |
12 ms |
360 KB |
Output is correct |
| 103 |
Correct |
71 ms |
516 KB |
Output is correct |
| 104 |
Correct |
1 ms |
288 KB |
Output is correct |
| 105 |
Correct |
3 ms |
212 KB |
Output is correct |
| 106 |
Correct |
1 ms |
212 KB |
Output is correct |
| 107 |
Correct |
24 ms |
340 KB |
Output is correct |
| 108 |
Correct |
25 ms |
464 KB |
Output is correct |
| 109 |
Correct |
194 ms |
400 KB |
Output is correct |
| 110 |
Correct |
187 ms |
400 KB |
Output is correct |
| 111 |
Correct |
0 ms |
212 KB |
Output is correct |
