#include <bits/stdc++.h>
#include "prize.h"
using namespace std;
std::vector<int> ask(int i);
int find_best(int n){
int bg=0;
int cnt=0;
for (int i = 0; i < min(480,n); ++i)
{
vector<int> cur=ask(i);
if(cur[0]==0&&cur[1]==0) return i;
if(cnt<=cur[0]+cur[1]){
cnt=max(cnt,cur[0]+cur[1]);
bg=i;
}
}
bool vis[n];
memset(vis,0,sizeof vis);
while(true){
//return 0;
int l=bg;
int r=n;
//cout <<l<<endl;
vector<int> fir=ask(l);
while(r-l>1){
int mid=(r+l)/2;
vector<int> cur=ask(mid);
vis[mid]=true;
if(cur[0]==0&&cur[1]==0) return mid;
if(cur[0]+cur[1]!=cnt){
r=mid;
continue;
}
if(cur[1]+fir[0]!=cnt) r=mid;
else {
l=mid;
}
}
bg=l+1;
while(vis[bg]) bg++;
fir=ask(bg);
if(fir[0]==0&&fir[1]==0) return bg;
while(fir[0]+fir[1]!=cnt){
bg++;
if(vis[bg]) continue;
fir=ask(bg);
if(fir[0]==0&&fir[1]==0) return bg;
}
}
return n-1;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
436 KB |
Output is correct |
| 2 |
Correct |
2 ms |
440 KB |
Output is correct |
| 3 |
Correct |
3 ms |
432 KB |
Output is correct |
| 4 |
Correct |
3 ms |
436 KB |
Output is correct |
| 5 |
Correct |
2 ms |
444 KB |
Output is correct |
| 6 |
Correct |
0 ms |
344 KB |
Output is correct |
| 7 |
Correct |
3 ms |
440 KB |
Output is correct |
| 8 |
Correct |
3 ms |
608 KB |
Output is correct |
| 9 |
Correct |
3 ms |
436 KB |
Output is correct |
| 10 |
Correct |
4 ms |
440 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
432 KB |
Output is correct |
| 2 |
Correct |
2 ms |
440 KB |
Output is correct |
| 3 |
Correct |
2 ms |
436 KB |
Output is correct |
| 4 |
Correct |
2 ms |
436 KB |
Output is correct |
| 5 |
Correct |
4 ms |
600 KB |
Output is correct |
| 6 |
Correct |
1 ms |
600 KB |
Output is correct |
| 7 |
Correct |
3 ms |
440 KB |
Output is correct |
| 8 |
Correct |
2 ms |
436 KB |
Output is correct |
| 9 |
Correct |
2 ms |
436 KB |
Output is correct |
| 10 |
Correct |
2 ms |
436 KB |
Output is correct |
| 11 |
Correct |
3 ms |
436 KB |
Output is correct |
| 12 |
Correct |
2 ms |
432 KB |
Output is correct |
| 13 |
Correct |
6 ms |
608 KB |
Output is correct |
| 14 |
Correct |
3 ms |
432 KB |
Output is correct |
| 15 |
Correct |
9 ms |
436 KB |
Output is correct |
| 16 |
Partially correct |
35 ms |
436 KB |
Partially correct - number of queries: 7794 |
| 17 |
Correct |
2 ms |
344 KB |
Output is correct |
| 18 |
Partially correct |
46 ms |
440 KB |
Partially correct - number of queries: 9083 |
| 19 |
Correct |
2 ms |
600 KB |
Output is correct |
| 20 |
Correct |
11 ms |
436 KB |
Output is correct |
| 21 |
Correct |
18 ms |
432 KB |
Output is correct |
| 22 |
Correct |
7 ms |
608 KB |
Output is correct |
| 23 |
Correct |
2 ms |
440 KB |
Output is correct |
| 24 |
Correct |
3 ms |
432 KB |
Output is correct |
| 25 |
Partially correct |
30 ms |
432 KB |
Partially correct - number of queries: 5312 |
| 26 |
Partially correct |
26 ms |
444 KB |
Partially correct - number of queries: 5222 |
| 27 |
Correct |
2 ms |
436 KB |
Output is correct |
| 28 |
Partially correct |
54 ms |
428 KB |
Partially correct - number of queries: 8631 |
| 29 |
Partially correct |
42 ms |
436 KB |
Partially correct - number of queries: 6653 |
| 30 |
Partially correct |
51 ms |
432 KB |
Partially correct - number of queries: 9031 |
| 31 |
Correct |
2 ms |
344 KB |
Output is correct |
| 32 |
Correct |
3 ms |
436 KB |
Output is correct |
| 33 |
Correct |
1 ms |
344 KB |
Output is correct |
| 34 |
Correct |
14 ms |
608 KB |
Output is correct |
| 35 |
Correct |
3 ms |
432 KB |
Output is correct |
| 36 |
Correct |
12 ms |
436 KB |
Output is correct |
| 37 |
Correct |
3 ms |
436 KB |
Output is correct |
| 38 |
Correct |
2 ms |
608 KB |
Output is correct |
| 39 |
Correct |
20 ms |
436 KB |
Output is correct |
| 40 |
Partially correct |
45 ms |
608 KB |
Partially correct - number of queries: 7793 |
| 41 |
Partially correct |
24 ms |
436 KB |
Partially correct - number of queries: 5612 |
| 42 |
Partially correct |
26 ms |
436 KB |
Partially correct - number of queries: 5612 |
| 43 |
Partially correct |
23 ms |
436 KB |
Partially correct - number of queries: 5120 |
| 44 |
Correct |
20 ms |
432 KB |
Output is correct |
| 45 |
Correct |
17 ms |
432 KB |
Output is correct |
| 46 |
Correct |
2 ms |
344 KB |
Output is correct |
| 47 |
Correct |
23 ms |
436 KB |
Output is correct |
| 48 |
Partially correct |
44 ms |
436 KB |
Partially correct - number of queries: 6839 |
| 49 |
Correct |
5 ms |
436 KB |
Output is correct |
| 50 |
Partially correct |
46 ms |
432 KB |
Partially correct - number of queries: 9074 |
| 51 |
Correct |
19 ms |
436 KB |
Output is correct |
| 52 |
Correct |
2 ms |
608 KB |
Output is correct |
| 53 |
Correct |
3 ms |
436 KB |
Output is correct |
| 54 |
Correct |
25 ms |
436 KB |
Output is correct |
| 55 |
Correct |
2 ms |
340 KB |
Output is correct |
| 56 |
Partially correct |
49 ms |
436 KB |
Partially correct - number of queries: 9096 |
| 57 |
Partially correct |
36 ms |
428 KB |
Partially correct - number of queries: 6751 |
| 58 |
Partially correct |
45 ms |
436 KB |
Partially correct - number of queries: 6846 |
| 59 |
Partially correct |
24 ms |
440 KB |
Partially correct - number of queries: 5610 |
| 60 |
Partially correct |
24 ms |
440 KB |
Partially correct - number of queries: 5250 |
| 61 |
Correct |
2 ms |
432 KB |
Output is correct |
| 62 |
Correct |
2 ms |
432 KB |
Output is correct |
| 63 |
Correct |
3 ms |
432 KB |
Output is correct |
| 64 |
Correct |
2 ms |
436 KB |
Output is correct |
| 65 |
Correct |
3 ms |
432 KB |
Output is correct |
| 66 |
Correct |
5 ms |
436 KB |
Output is correct |
| 67 |
Correct |
2 ms |
424 KB |
Output is correct |
| 68 |
Correct |
2 ms |
344 KB |
Output is correct |
| 69 |
Correct |
5 ms |
432 KB |
Output is correct |
| 70 |
Correct |
2 ms |
440 KB |
Output is correct |
| 71 |
Partially correct |
51 ms |
436 KB |
Partially correct - number of queries: 9249 |
| 72 |
Correct |
6 ms |
428 KB |
Output is correct |
| 73 |
Partially correct |
57 ms |
436 KB |
Partially correct - number of queries: 9123 |
| 74 |
Partially correct |
52 ms |
432 KB |
Partially correct - number of queries: 9191 |
| 75 |
Correct |
3 ms |
440 KB |
Output is correct |
| 76 |
Partially correct |
41 ms |
432 KB |
Partially correct - number of queries: 7918 |
| 77 |
Partially correct |
45 ms |
436 KB |
Partially correct - number of queries: 9122 |
| 78 |
Correct |
4 ms |
436 KB |
Output is correct |
| 79 |
Correct |
17 ms |
440 KB |
Output is correct |
| 80 |
Partially correct |
51 ms |
432 KB |
Partially correct - number of queries: 9107 |
| 81 |
Partially correct |
51 ms |
432 KB |
Partially correct - number of queries: 9108 |
| 82 |
Partially correct |
44 ms |
436 KB |
Partially correct - number of queries: 9006 |
| 83 |
Correct |
4 ms |
436 KB |
Output is correct |
| 84 |
Partially correct |
36 ms |
432 KB |
Partially correct - number of queries: 7479 |
| 85 |
Partially correct |
42 ms |
432 KB |
Partially correct - number of queries: 9048 |
| 86 |
Correct |
3 ms |
436 KB |
Output is correct |
| 87 |
Correct |
2 ms |
432 KB |
Output is correct |
| 88 |
Correct |
3 ms |
440 KB |
Output is correct |
| 89 |
Correct |
2 ms |
432 KB |
Output is correct |
| 90 |
Correct |
2 ms |
432 KB |
Output is correct |
| 91 |
Correct |
4 ms |
440 KB |
Output is correct |
| 92 |
Correct |
2 ms |
432 KB |
Output is correct |
| 93 |
Correct |
6 ms |
436 KB |
Output is correct |
| 94 |
Correct |
4 ms |
436 KB |
Output is correct |
| 95 |
Correct |
4 ms |
436 KB |
Output is correct |
| 96 |
Correct |
3 ms |
588 KB |
Output is correct |
| 97 |
Correct |
2 ms |
432 KB |
Output is correct |
