#include <bits/stdc++.h>
#include "prize.h"
using namespace std;
int find_best(int n) {
//binary search the first element each time
int hi = 0;
int last = 0;
auto a = ask(0);
if (a[0] + a[1] == 0) return 0;
int datMax = a[0] + a[1];
int thatAreMax = 1;
while (true) {
int i1 = last;
int i2 = n - 1;
while (i1 != i2) {
int middle = ceil(((double)i1 + i2) / 2.0);
auto a = ask(middle);
if (a[0] + a[1] == 0) return middle;
if(a[0] + a[1] > datMax) {
datMax = a[0] + a[1];
hi += thatAreMax;
thatAreMax = 0;
}
if(i2-i1 > 1) {
if (a[0] - hi == 0) {
if(a[0] + a[1] < datMax) {
i1 = middle;
i2 = middle;
}else i1 = middle+1;
}else {
i2 = middle;
}
}else {
auto b = ask(i1);
if(b[0]+b[1] < a[0]+a[1]) {
i2 = i1;
}else i1 = i2;
}
}
auto a = ask(i1);
if (a[0] + a[1] == 0) return i1;
last = i1;
if(a[0] + a[1] > datMax) {
datMax = a[0] + a[1];
hi += thatAreMax;
thatAreMax = 0;
}
if (a[0] + a[1] < datMax) hi++;
else thatAreMax++;
}
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
0 ms |
344 KB |
Output is correct |
| 2 |
Correct |
0 ms |
344 KB |
Output is correct |
| 3 |
Correct |
1 ms |
344 KB |
Output is correct |
| 4 |
Correct |
1 ms |
344 KB |
Output is correct |
| 5 |
Correct |
0 ms |
344 KB |
Output is correct |
| 6 |
Correct |
1 ms |
344 KB |
Output is correct |
| 7 |
Correct |
0 ms |
344 KB |
Output is correct |
| 8 |
Correct |
1 ms |
344 KB |
Output is correct |
| 9 |
Correct |
0 ms |
344 KB |
Output is correct |
| 10 |
Correct |
0 ms |
344 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
344 KB |
Output is correct |
| 2 |
Correct |
0 ms |
344 KB |
Output is correct |
| 3 |
Correct |
1 ms |
344 KB |
Output is correct |
| 4 |
Correct |
1 ms |
344 KB |
Output is correct |
| 5 |
Correct |
1 ms |
344 KB |
Output is correct |
| 6 |
Correct |
0 ms |
344 KB |
Output is correct |
| 7 |
Correct |
0 ms |
344 KB |
Output is correct |
| 8 |
Correct |
0 ms |
432 KB |
Output is correct |
| 9 |
Correct |
1 ms |
344 KB |
Output is correct |
| 10 |
Correct |
0 ms |
344 KB |
Output is correct |
| 11 |
Correct |
1 ms |
424 KB |
Output is correct |
| 12 |
Correct |
1 ms |
596 KB |
Output is correct |
| 13 |
Correct |
4 ms |
344 KB |
Output is correct |
| 14 |
Correct |
2 ms |
344 KB |
Output is correct |
| 15 |
Correct |
7 ms |
432 KB |
Output is correct |
| 16 |
Partially correct |
40 ms |
428 KB |
Partially correct - number of queries: 7258 |
| 17 |
Correct |
0 ms |
344 KB |
Output is correct |
| 18 |
Partially correct |
50 ms |
344 KB |
Partially correct - number of queries: 8528 |
| 19 |
Correct |
0 ms |
344 KB |
Output is correct |
| 20 |
Correct |
11 ms |
344 KB |
Output is correct |
| 21 |
Correct |
20 ms |
344 KB |
Output is correct |
| 22 |
Correct |
3 ms |
432 KB |
Output is correct |
| 23 |
Correct |
1 ms |
348 KB |
Output is correct |
| 24 |
Correct |
1 ms |
348 KB |
Output is correct |
| 25 |
Correct |
22 ms |
344 KB |
Output is correct |
| 26 |
Correct |
32 ms |
428 KB |
Output is correct |
| 27 |
Correct |
1 ms |
344 KB |
Output is correct |
| 28 |
Partially correct |
38 ms |
344 KB |
Partially correct - number of queries: 8114 |
| 29 |
Partially correct |
30 ms |
344 KB |
Partially correct - number of queries: 6153 |
| 30 |
Partially correct |
47 ms |
344 KB |
Partially correct - number of queries: 8451 |
| 31 |
Correct |
1 ms |
344 KB |
Output is correct |
| 32 |
Correct |
2 ms |
344 KB |
Output is correct |
| 33 |
Correct |
0 ms |
344 KB |
Output is correct |
| 34 |
Correct |
13 ms |
432 KB |
Output is correct |
| 35 |
Correct |
2 ms |
344 KB |
Output is correct |
| 36 |
Correct |
13 ms |
344 KB |
Output is correct |
| 37 |
Correct |
1 ms |
344 KB |
Output is correct |
| 38 |
Correct |
1 ms |
344 KB |
Output is correct |
| 39 |
Correct |
17 ms |
428 KB |
Output is correct |
| 40 |
Partially correct |
39 ms |
344 KB |
Partially correct - number of queries: 7225 |
| 41 |
Partially correct |
24 ms |
340 KB |
Partially correct - number of queries: 5084 |
| 42 |
Partially correct |
20 ms |
344 KB |
Partially correct - number of queries: 5084 |
| 43 |
Correct |
28 ms |
344 KB |
Output is correct |
| 44 |
Correct |
19 ms |
344 KB |
Output is correct |
| 45 |
Correct |
18 ms |
428 KB |
Output is correct |
| 46 |
Correct |
0 ms |
596 KB |
Output is correct |
| 47 |
Correct |
16 ms |
344 KB |
Output is correct |
| 48 |
Partially correct |
34 ms |
344 KB |
Partially correct - number of queries: 6302 |
| 49 |
Correct |
5 ms |
596 KB |
Output is correct |
| 50 |
Partially correct |
48 ms |
344 KB |
Partially correct - number of queries: 8479 |
| 51 |
Correct |
14 ms |
344 KB |
Output is correct |
| 52 |
Correct |
1 ms |
344 KB |
Output is correct |
| 53 |
Correct |
1 ms |
344 KB |
Output is correct |
| 54 |
Correct |
26 ms |
344 KB |
Output is correct |
| 55 |
Correct |
0 ms |
344 KB |
Output is correct |
| 56 |
Partially correct |
38 ms |
344 KB |
Partially correct - number of queries: 8509 |
| 57 |
Partially correct |
36 ms |
344 KB |
Partially correct - number of queries: 6232 |
| 58 |
Partially correct |
37 ms |
596 KB |
Partially correct - number of queries: 6321 |
| 59 |
Partially correct |
23 ms |
344 KB |
Partially correct - number of queries: 5086 |
| 60 |
Correct |
32 ms |
344 KB |
Output is correct |
| 61 |
Correct |
1 ms |
344 KB |
Output is correct |
| 62 |
Correct |
1 ms |
344 KB |
Output is correct |
| 63 |
Correct |
1 ms |
344 KB |
Output is correct |
| 64 |
Correct |
1 ms |
344 KB |
Output is correct |
| 65 |
Correct |
3 ms |
344 KB |
Output is correct |
| 66 |
Correct |
13 ms |
344 KB |
Output is correct |
| 67 |
Correct |
1 ms |
344 KB |
Output is correct |
| 68 |
Correct |
6 ms |
344 KB |
Output is correct |
| 69 |
Correct |
6 ms |
344 KB |
Output is correct |
| 70 |
Correct |
1 ms |
340 KB |
Output is correct |
| 71 |
Partially correct |
47 ms |
344 KB |
Partially correct - number of queries: 9216 |
| 72 |
Correct |
3 ms |
344 KB |
Output is correct |
| 73 |
Partially correct |
42 ms |
344 KB |
Partially correct - number of queries: 9089 |
| 74 |
Partially correct |
41 ms |
344 KB |
Partially correct - number of queries: 9136 |
| 75 |
Correct |
1 ms |
344 KB |
Output is correct |
| 76 |
Partially correct |
39 ms |
344 KB |
Partially correct - number of queries: 7847 |
| 77 |
Partially correct |
38 ms |
344 KB |
Partially correct - number of queries: 8676 |
| 78 |
Correct |
4 ms |
344 KB |
Output is correct |
| 79 |
Correct |
18 ms |
344 KB |
Output is correct |
| 80 |
Partially correct |
55 ms |
344 KB |
Partially correct - number of queries: 8672 |
| 81 |
Partially correct |
42 ms |
344 KB |
Partially correct - number of queries: 8639 |
| 82 |
Partially correct |
56 ms |
344 KB |
Partially correct - number of queries: 8579 |
| 83 |
Correct |
1 ms |
344 KB |
Output is correct |
| 84 |
Partially correct |
29 ms |
344 KB |
Partially correct - number of queries: 7100 |
| 85 |
Partially correct |
67 ms |
344 KB |
Partially correct - number of queries: 8602 |
| 86 |
Incorrect |
53 ms |
344 KB |
Incorrect |
| 87 |
Halted |
0 ms |
0 KB |
- |
