#include "prize.h"
#include <bits/stdc++.h>
using namespace std;
const int jump = 1024;
int find_best(int n) {
mt19937 rng(0);
int mx_sum = 0;
for(int k = 0; k < 500; k++) {
auto v = ask(rng() % n);
mx_sum = max(mx_sum, v[0]+v[1]);
}
for(int i = 0; i < n; i++) {
auto v = ask(i);
int sum = v[0]+v[1];
if(sum == 0) {
return i;
}
if(sum == mx_sum) {
vector<int> v_p;
if(i+jump < n) {
v_p = ask(i+jump);
if(v_p[0]+v_p[1] == mx_sum && v[0] == v_p[0]) {
i += jump;
continue;
}
}
int l = i, r = min(i+jump, n-1);
while(l < r) {
int m = (l+r+1)/2;
v_p = ask(m);
int sum_p = v_p[0]+v_p[1];
if(sum_p < mx_sum || v_p[0] > v[0]) {
r = m-1;
}
else {
l = m;
}
}
i = l;
}
}
return 0;
}
/*
5
2 2 2 1 2
8
3 3 2 3 3 2 1 3
sample:
8
3 2 3 1 3 3 2 3
*/
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
6 ms |
292 KB |
Output is correct |
| 2 |
Correct |
7 ms |
288 KB |
Output is correct |
| 3 |
Correct |
7 ms |
208 KB |
Output is correct |
| 4 |
Correct |
12 ms |
208 KB |
Output is correct |
| 5 |
Correct |
6 ms |
292 KB |
Output is correct |
| 6 |
Correct |
2 ms |
292 KB |
Output is correct |
| 7 |
Correct |
5 ms |
292 KB |
Output is correct |
| 8 |
Correct |
10 ms |
208 KB |
Output is correct |
| 9 |
Correct |
5 ms |
208 KB |
Output is correct |
| 10 |
Correct |
6 ms |
208 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
5 ms |
208 KB |
Output is correct |
| 2 |
Correct |
3 ms |
208 KB |
Output is correct |
| 3 |
Correct |
3 ms |
336 KB |
Output is correct |
| 4 |
Correct |
7 ms |
208 KB |
Output is correct |
| 5 |
Correct |
6 ms |
288 KB |
Output is correct |
| 6 |
Correct |
2 ms |
288 KB |
Output is correct |
| 7 |
Correct |
6 ms |
208 KB |
Output is correct |
| 8 |
Correct |
5 ms |
208 KB |
Output is correct |
| 9 |
Correct |
6 ms |
292 KB |
Output is correct |
| 10 |
Correct |
6 ms |
208 KB |
Output is correct |
| 11 |
Correct |
8 ms |
292 KB |
Output is correct |
| 12 |
Correct |
2 ms |
336 KB |
Output is correct |
| 13 |
Correct |
11 ms |
208 KB |
Output is correct |
| 14 |
Correct |
6 ms |
208 KB |
Output is correct |
| 15 |
Correct |
5 ms |
292 KB |
Output is correct |
| 16 |
Partially correct |
34 ms |
208 KB |
Partially correct - number of queries: 5583 |
| 17 |
Correct |
2 ms |
284 KB |
Output is correct |
| 18 |
Partially correct |
22 ms |
284 KB |
Partially correct - number of queries: 6635 |
| 19 |
Correct |
2 ms |
336 KB |
Output is correct |
| 20 |
Correct |
12 ms |
208 KB |
Output is correct |
| 21 |
Correct |
9 ms |
296 KB |
Output is correct |
| 22 |
Correct |
8 ms |
288 KB |
Output is correct |
| 23 |
Correct |
2 ms |
284 KB |
Output is correct |
| 24 |
Correct |
4 ms |
208 KB |
Output is correct |
| 25 |
Correct |
13 ms |
292 KB |
Output is correct |
| 26 |
Correct |
34 ms |
208 KB |
Output is correct |
| 27 |
Correct |
2 ms |
292 KB |
Output is correct |
| 28 |
Partially correct |
20 ms |
292 KB |
Partially correct - number of queries: 6367 |
| 29 |
Correct |
42 ms |
288 KB |
Output is correct |
| 30 |
Partially correct |
54 ms |
288 KB |
Partially correct - number of queries: 6583 |
| 31 |
Correct |
4 ms |
208 KB |
Output is correct |
| 32 |
Correct |
7 ms |
208 KB |
Output is correct |
| 33 |
Correct |
5 ms |
208 KB |
Output is correct |
| 34 |
Correct |
17 ms |
208 KB |
Output is correct |
| 35 |
Correct |
6 ms |
288 KB |
Output is correct |
| 36 |
Correct |
16 ms |
208 KB |
Output is correct |
| 37 |
Correct |
6 ms |
208 KB |
Output is correct |
| 38 |
Correct |
5 ms |
208 KB |
Output is correct |
| 39 |
Correct |
16 ms |
208 KB |
Output is correct |
| 40 |
Partially correct |
19 ms |
328 KB |
Partially correct - number of queries: 5699 |
| 41 |
Correct |
25 ms |
292 KB |
Output is correct |
| 42 |
Correct |
34 ms |
208 KB |
Output is correct |
| 43 |
Correct |
31 ms |
208 KB |
Output is correct |
| 44 |
Correct |
23 ms |
208 KB |
Output is correct |
| 45 |
Correct |
8 ms |
284 KB |
Output is correct |
| 46 |
Correct |
2 ms |
336 KB |
Output is correct |
| 47 |
Correct |
11 ms |
292 KB |
Output is correct |
| 48 |
Correct |
31 ms |
208 KB |
Output is correct |
| 49 |
Correct |
8 ms |
208 KB |
Output is correct |
| 50 |
Partially correct |
22 ms |
292 KB |
Partially correct - number of queries: 6635 |
| 51 |
Correct |
17 ms |
208 KB |
Output is correct |
| 52 |
Correct |
3 ms |
292 KB |
Output is correct |
| 53 |
Correct |
7 ms |
288 KB |
Output is correct |
| 54 |
Correct |
25 ms |
208 KB |
Output is correct |
| 55 |
Correct |
4 ms |
208 KB |
Output is correct |
| 56 |
Partially correct |
21 ms |
288 KB |
Partially correct - number of queries: 6635 |
| 57 |
Correct |
28 ms |
288 KB |
Output is correct |
| 58 |
Correct |
29 ms |
208 KB |
Output is correct |
| 59 |
Correct |
33 ms |
208 KB |
Output is correct |
| 60 |
Correct |
20 ms |
292 KB |
Output is correct |
| 61 |
Correct |
3 ms |
292 KB |
Output is correct |
| 62 |
Correct |
5 ms |
208 KB |
Output is correct |
| 63 |
Correct |
8 ms |
292 KB |
Output is correct |
| 64 |
Correct |
4 ms |
208 KB |
Output is correct |
| 65 |
Correct |
3 ms |
296 KB |
Output is correct |
| 66 |
Correct |
8 ms |
208 KB |
Output is correct |
| 67 |
Correct |
5 ms |
296 KB |
Output is correct |
| 68 |
Correct |
4 ms |
208 KB |
Output is correct |
| 69 |
Correct |
12 ms |
208 KB |
Output is correct |
| 70 |
Correct |
3 ms |
296 KB |
Output is correct |
| 71 |
Partially correct |
53 ms |
208 KB |
Partially correct - number of queries: 6633 |
| 72 |
Correct |
13 ms |
208 KB |
Output is correct |
| 73 |
Partially correct |
45 ms |
208 KB |
Partially correct - number of queries: 6542 |
| 74 |
Partially correct |
33 ms |
208 KB |
Partially correct - number of queries: 6581 |
| 75 |
Correct |
7 ms |
208 KB |
Output is correct |
| 76 |
Partially correct |
46 ms |
208 KB |
Partially correct - number of queries: 5701 |
| 77 |
Partially correct |
36 ms |
208 KB |
Partially correct - number of queries: 6635 |
| 78 |
Correct |
6 ms |
208 KB |
Output is correct |
| 79 |
Correct |
29 ms |
256 KB |
Output is correct |
| 80 |
Partially correct |
48 ms |
208 KB |
Partially correct - number of queries: 6633 |
| 81 |
Partially correct |
51 ms |
208 KB |
Partially correct - number of queries: 6621 |
| 82 |
Partially correct |
21 ms |
288 KB |
Partially correct - number of queries: 6467 |
| 83 |
Correct |
9 ms |
208 KB |
Output is correct |
| 84 |
Partially correct |
34 ms |
208 KB |
Partially correct - number of queries: 5491 |
| 85 |
Partially correct |
39 ms |
292 KB |
Partially correct - number of queries: 6633 |
| 86 |
Partially correct |
47 ms |
208 KB |
Partially correct - number of queries: 5791 |
| 87 |
Correct |
4 ms |
292 KB |
Output is correct |
| 88 |
Partially correct |
44 ms |
208 KB |
Partially correct - number of queries: 5502 |
| 89 |
Correct |
10 ms |
296 KB |
Output is correct |
| 90 |
Correct |
8 ms |
208 KB |
Output is correct |
| 91 |
Correct |
23 ms |
208 KB |
Output is correct |
| 92 |
Correct |
16 ms |
208 KB |
Output is correct |
| 93 |
Partially correct |
48 ms |
208 KB |
Partially correct - number of queries: 6331 |
| 94 |
Partially correct |
55 ms |
208 KB |
Partially correct - number of queries: 6663 |
| 95 |
Partially correct |
54 ms |
208 KB |
Partially correct - number of queries: 6675 |
| 96 |
Partially correct |
55 ms |
208 KB |
Partially correct - number of queries: 6611 |
| 97 |
Partially correct |
42 ms |
208 KB |
Partially correct - number of queries: 5947 |
