#include "prize.h"
#include <bits/stdc++.h>
#define pii pair<int,int>
using namespace std;
vector <int> v;
int go (int l, int r, pii left, pii right) {
if (l > r) {
return -1;
}
int mid = (l + r) >> 1;
v = ask(mid);
pii c = {v[0], v[1]};
if (v[0] == 0 && v[1] == 0) {
return mid;
}
if (l == r) {
return -1;
}
int ret = -1;
if (c.second > 0 && c != right) {
ret = go(mid + 1, r, c, right);
}
if (ret == -1 && c.first > 0 && c != left) {
ret = go(l, mid - 1, left, c);
}
return ret;
}
int find_best(int n) {
return go(0, n - 1, {-1, -1}, {-1, -1});
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
2 ms |
308 KB |
Output is correct |
| 3 |
Correct |
2 ms |
392 KB |
Output is correct |
| 4 |
Correct |
2 ms |
376 KB |
Output is correct |
| 5 |
Correct |
2 ms |
248 KB |
Output is correct |
| 6 |
Correct |
2 ms |
376 KB |
Output is correct |
| 7 |
Correct |
2 ms |
388 KB |
Output is correct |
| 8 |
Correct |
2 ms |
248 KB |
Output is correct |
| 9 |
Correct |
2 ms |
396 KB |
Output is correct |
| 10 |
Correct |
2 ms |
376 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
248 KB |
Output is correct |
| 2 |
Correct |
2 ms |
304 KB |
Output is correct |
| 3 |
Correct |
2 ms |
376 KB |
Output is correct |
| 4 |
Correct |
2 ms |
376 KB |
Output is correct |
| 5 |
Correct |
2 ms |
248 KB |
Output is correct |
| 6 |
Correct |
2 ms |
248 KB |
Output is correct |
| 7 |
Correct |
2 ms |
296 KB |
Output is correct |
| 8 |
Correct |
2 ms |
304 KB |
Output is correct |
| 9 |
Correct |
2 ms |
292 KB |
Output is correct |
| 10 |
Correct |
2 ms |
248 KB |
Output is correct |
| 11 |
Correct |
5 ms |
308 KB |
Output is correct |
| 12 |
Correct |
6 ms |
248 KB |
Output is correct |
| 13 |
Correct |
2 ms |
248 KB |
Output is correct |
| 14 |
Correct |
10 ms |
248 KB |
Output is correct |
| 15 |
Correct |
40 ms |
248 KB |
Output is correct |
| 16 |
Correct |
12 ms |
304 KB |
Output is correct |
| 17 |
Partially correct |
36 ms |
380 KB |
Partially correct - number of queries: 5065 |
| 18 |
Correct |
2 ms |
248 KB |
Output is correct |
| 19 |
Correct |
49 ms |
248 KB |
Output is correct |
| 20 |
Correct |
28 ms |
296 KB |
Output is correct |
| 21 |
Correct |
40 ms |
248 KB |
Output is correct |
| 22 |
Correct |
29 ms |
388 KB |
Output is correct |
| 23 |
Correct |
4 ms |
248 KB |
Output is correct |
| 24 |
Correct |
8 ms |
252 KB |
Output is correct |
| 25 |
Correct |
23 ms |
376 KB |
Output is correct |
| 26 |
Correct |
25 ms |
304 KB |
Output is correct |
| 27 |
Correct |
2 ms |
376 KB |
Output is correct |
| 28 |
Correct |
4 ms |
248 KB |
Output is correct |
| 29 |
Correct |
7 ms |
376 KB |
Output is correct |
| 30 |
Correct |
3 ms |
392 KB |
Output is correct |
| 31 |
Correct |
53 ms |
392 KB |
Output is correct |
| 32 |
Correct |
4 ms |
248 KB |
Output is correct |
| 33 |
Correct |
2 ms |
248 KB |
Output is correct |
| 34 |
Correct |
35 ms |
376 KB |
Output is correct |
| 35 |
Correct |
3 ms |
248 KB |
Output is correct |
| 36 |
Correct |
38 ms |
248 KB |
Output is correct |
| 37 |
Correct |
7 ms |
296 KB |
Output is correct |
| 38 |
Correct |
3 ms |
248 KB |
Output is correct |
| 39 |
Correct |
30 ms |
308 KB |
Output is correct |
| 40 |
Correct |
2 ms |
248 KB |
Output is correct |
| 41 |
Correct |
19 ms |
248 KB |
Output is correct |
| 42 |
Correct |
13 ms |
376 KB |
Output is correct |
| 43 |
Correct |
29 ms |
376 KB |
Output is correct |
| 44 |
Correct |
37 ms |
280 KB |
Output is correct |
| 45 |
Correct |
43 ms |
248 KB |
Output is correct |
| 46 |
Partially correct |
57 ms |
308 KB |
Partially correct - number of queries: 5035 |
| 47 |
Correct |
22 ms |
308 KB |
Output is correct |
| 48 |
Correct |
20 ms |
308 KB |
Output is correct |
| 49 |
Correct |
42 ms |
248 KB |
Output is correct |
| 50 |
Correct |
2 ms |
248 KB |
Output is correct |
| 51 |
Correct |
26 ms |
248 KB |
Output is correct |
| 52 |
Partially correct |
48 ms |
248 KB |
Partially correct - number of queries: 5027 |
| 53 |
Correct |
2 ms |
292 KB |
Output is correct |
| 54 |
Correct |
31 ms |
248 KB |
Output is correct |
| 55 |
Partially correct |
59 ms |
248 KB |
Partially correct - number of queries: 5054 |
| 56 |
Correct |
2 ms |
312 KB |
Output is correct |
| 57 |
Correct |
16 ms |
376 KB |
Output is correct |
| 58 |
Correct |
16 ms |
248 KB |
Output is correct |
| 59 |
Correct |
22 ms |
248 KB |
Output is correct |
| 60 |
Correct |
17 ms |
252 KB |
Output is correct |
| 61 |
Correct |
2 ms |
392 KB |
Output is correct |
| 62 |
Correct |
3 ms |
248 KB |
Output is correct |
| 63 |
Correct |
2 ms |
248 KB |
Output is correct |
| 64 |
Correct |
3 ms |
248 KB |
Output is correct |
| 65 |
Correct |
2 ms |
376 KB |
Output is correct |
| 66 |
Correct |
2 ms |
376 KB |
Output is correct |
| 67 |
Correct |
2 ms |
248 KB |
Output is correct |
| 68 |
Correct |
2 ms |
248 KB |
Output is correct |
| 69 |
Correct |
2 ms |
248 KB |
Output is correct |
| 70 |
Correct |
2 ms |
404 KB |
Output is correct |
| 71 |
Correct |
46 ms |
248 KB |
Output is correct |
| 72 |
Correct |
7 ms |
248 KB |
Output is correct |
| 73 |
Correct |
52 ms |
248 KB |
Output is correct |
| 74 |
Correct |
32 ms |
504 KB |
Output is correct |
| 75 |
Correct |
3 ms |
248 KB |
Output is correct |
| 76 |
Correct |
44 ms |
248 KB |
Output is correct |
| 77 |
Partially correct |
46 ms |
376 KB |
Partially correct - number of queries: 5217 |
| 78 |
Correct |
8 ms |
248 KB |
Output is correct |
| 79 |
Correct |
37 ms |
248 KB |
Output is correct |
| 80 |
Partially correct |
55 ms |
248 KB |
Partially correct - number of queries: 5152 |
| 81 |
Partially correct |
44 ms |
296 KB |
Partially correct - number of queries: 5196 |
| 82 |
Partially correct |
57 ms |
248 KB |
Partially correct - number of queries: 5143 |
| 83 |
Correct |
3 ms |
308 KB |
Output is correct |
| 84 |
Correct |
42 ms |
248 KB |
Output is correct |
| 85 |
Partially correct |
56 ms |
248 KB |
Partially correct - number of queries: 5222 |
| 86 |
Correct |
8 ms |
376 KB |
Output is correct |
| 87 |
Correct |
5 ms |
248 KB |
Output is correct |
| 88 |
Correct |
8 ms |
248 KB |
Output is correct |
| 89 |
Correct |
4 ms |
376 KB |
Output is correct |
| 90 |
Correct |
3 ms |
248 KB |
Output is correct |
| 91 |
Correct |
3 ms |
392 KB |
Output is correct |
| 92 |
Correct |
2 ms |
248 KB |
Output is correct |
| 93 |
Correct |
5 ms |
248 KB |
Output is correct |
| 94 |
Correct |
6 ms |
252 KB |
Output is correct |
| 95 |
Correct |
5 ms |
248 KB |
Output is correct |
| 96 |
Correct |
4 ms |
376 KB |
Output is correct |
| 97 |
Correct |
2 ms |
248 KB |
Output is correct |
