#include <bits/stdc++.h>
#include "prize.h"
//#include "grader.cpp"
using namespace std ;
const int MAX = 2e5 + 10 ;
vector<int>val[MAX] ;
int cnt = 0 ;
vector<int> Ask(int idx)
{
if(val[idx].size() == 0)
{
cnt++ ;
assert(cnt <= 10000) ;
val[idx] = ask(idx) ;
}
return val[idx] ;
}
int find_best(int n)
{
int maxcnt = 0 ;
for(int i = 0 ; i < 500 ; ++i)
{
Ask(i) ;
maxcnt = max(maxcnt , val[i][0] + val[i][1]) ;
if(val[i][0] + val[i][1] == 0)
return i ;
}
int st = -1 ;
for(int i = 0 ; i < 500 ; ++i)
{
if(val[i][0] + val[i][1] == maxcnt)
{
st = i ;
break ;
}
}
assert(st != -1) ;
vector<int>v ;
for(int i = st ; i < n-1 ; ++i)
{
int l = i , r = n-1 ;
int idx = n-1 ;
while(l <= r)
{
int mid = (l + r) >> 1 ;
v = Ask(mid) ;
if(v[0] == val[i][0] && v[1] == val[i][1])
idx = mid , l = mid+1 ;
else
r = mid-1 ;
}
for(int j = idx+1 ; j < n ; ++j)
{
Ask(j) ;
if(val[j][0] + val[j][1] == val[i][0] + val[i][1])
{
i = j-1 ;
break ;
}
if(val[j][0] == 0 && val[j][1] == 0)
return j ;
}
}
}
Compilation message
prize.cpp: In function 'int find_best(int)':
prize.cpp:44:13: warning: control reaches end of non-void function [-Wreturn-type]
44 | vector<int>v ;
| ^
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
9 ms |
4992 KB |
Output is correct |
| 2 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 3 |
Correct |
10 ms |
5120 KB |
Output is correct |
| 4 |
Correct |
10 ms |
4992 KB |
Output is correct |
| 5 |
Correct |
9 ms |
4992 KB |
Output is correct |
| 6 |
Correct |
4 ms |
4992 KB |
Output is correct |
| 7 |
Correct |
10 ms |
4992 KB |
Output is correct |
| 8 |
Correct |
11 ms |
4992 KB |
Output is correct |
| 9 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 10 |
Correct |
9 ms |
4992 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
6 ms |
5136 KB |
Output is correct |
| 2 |
Correct |
10 ms |
5056 KB |
Output is correct |
| 3 |
Correct |
10 ms |
4992 KB |
Output is correct |
| 4 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 5 |
Correct |
9 ms |
4992 KB |
Output is correct |
| 6 |
Correct |
4 ms |
5064 KB |
Output is correct |
| 7 |
Correct |
10 ms |
4992 KB |
Output is correct |
| 8 |
Correct |
10 ms |
4992 KB |
Output is correct |
| 9 |
Correct |
6 ms |
5128 KB |
Output is correct |
| 10 |
Correct |
10 ms |
4992 KB |
Output is correct |
| 11 |
Correct |
12 ms |
4992 KB |
Output is correct |
| 12 |
Correct |
10 ms |
5120 KB |
Output is correct |
| 13 |
Correct |
15 ms |
4992 KB |
Output is correct |
| 14 |
Correct |
12 ms |
4992 KB |
Output is correct |
| 15 |
Correct |
17 ms |
5240 KB |
Output is correct |
| 16 |
Partially correct |
70 ms |
5244 KB |
Partially correct - number of queries: 7218 |
| 17 |
Correct |
6 ms |
5128 KB |
Output is correct |
| 18 |
Partially correct |
107 ms |
5240 KB |
Partially correct - number of queries: 8378 |
| 19 |
Correct |
7 ms |
4992 KB |
Output is correct |
| 20 |
Correct |
26 ms |
5240 KB |
Output is correct |
| 21 |
Correct |
38 ms |
5112 KB |
Output is correct |
| 22 |
Correct |
17 ms |
4992 KB |
Output is correct |
| 23 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 24 |
Correct |
9 ms |
4992 KB |
Output is correct |
| 25 |
Correct |
47 ms |
5112 KB |
Output is correct |
| 26 |
Correct |
47 ms |
5368 KB |
Output is correct |
| 27 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 28 |
Partially correct |
105 ms |
5240 KB |
Partially correct - number of queries: 7903 |
| 29 |
Partially correct |
65 ms |
5216 KB |
Partially correct - number of queries: 6143 |
| 30 |
Partially correct |
111 ms |
5240 KB |
Partially correct - number of queries: 8307 |
| 31 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 32 |
Correct |
12 ms |
4992 KB |
Output is correct |
| 33 |
Correct |
3 ms |
4992 KB |
Output is correct |
| 34 |
Correct |
41 ms |
5120 KB |
Output is correct |
| 35 |
Correct |
11 ms |
4992 KB |
Output is correct |
| 36 |
Correct |
24 ms |
5112 KB |
Output is correct |
| 37 |
Correct |
7 ms |
5140 KB |
Output is correct |
| 38 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 39 |
Correct |
45 ms |
5112 KB |
Output is correct |
| 40 |
Partially correct |
62 ms |
5240 KB |
Partially correct - number of queries: 7178 |
| 41 |
Partially correct |
52 ms |
5368 KB |
Partially correct - number of queries: 5238 |
| 42 |
Partially correct |
79 ms |
5112 KB |
Partially correct - number of queries: 5238 |
| 43 |
Correct |
43 ms |
5212 KB |
Output is correct |
| 44 |
Correct |
42 ms |
5240 KB |
Output is correct |
| 45 |
Correct |
38 ms |
5112 KB |
Output is correct |
| 46 |
Correct |
10 ms |
4992 KB |
Output is correct |
| 47 |
Correct |
65 ms |
5112 KB |
Output is correct |
| 48 |
Partially correct |
51 ms |
5408 KB |
Partially correct - number of queries: 6334 |
| 49 |
Correct |
18 ms |
4992 KB |
Output is correct |
| 50 |
Partially correct |
89 ms |
5344 KB |
Partially correct - number of queries: 8379 |
| 51 |
Correct |
45 ms |
5240 KB |
Output is correct |
| 52 |
Correct |
9 ms |
4992 KB |
Output is correct |
| 53 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 54 |
Correct |
24 ms |
5228 KB |
Output is correct |
| 55 |
Correct |
9 ms |
4992 KB |
Output is correct |
| 56 |
Partially correct |
82 ms |
5292 KB |
Partially correct - number of queries: 8374 |
| 57 |
Partially correct |
45 ms |
5164 KB |
Partially correct - number of queries: 6238 |
| 58 |
Partially correct |
69 ms |
5240 KB |
Partially correct - number of queries: 6320 |
| 59 |
Partially correct |
55 ms |
5344 KB |
Partially correct - number of queries: 5235 |
| 60 |
Correct |
71 ms |
5240 KB |
Output is correct |
| 61 |
Correct |
12 ms |
4992 KB |
Output is correct |
| 62 |
Correct |
10 ms |
4992 KB |
Output is correct |
| 63 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 64 |
Correct |
9 ms |
4992 KB |
Output is correct |
| 65 |
Correct |
9 ms |
4992 KB |
Output is correct |
| 66 |
Correct |
20 ms |
4992 KB |
Output is correct |
| 67 |
Correct |
10 ms |
4992 KB |
Output is correct |
| 68 |
Correct |
9 ms |
5192 KB |
Output is correct |
| 69 |
Correct |
16 ms |
4992 KB |
Output is correct |
| 70 |
Correct |
9 ms |
4992 KB |
Output is correct |
| 71 |
Partially correct |
65 ms |
5320 KB |
Partially correct - number of queries: 8270 |
| 72 |
Correct |
16 ms |
4992 KB |
Output is correct |
| 73 |
Partially correct |
102 ms |
5368 KB |
Partially correct - number of queries: 8159 |
| 74 |
Partially correct |
75 ms |
5204 KB |
Partially correct - number of queries: 8219 |
| 75 |
Correct |
11 ms |
4992 KB |
Output is correct |
| 76 |
Partially correct |
77 ms |
5240 KB |
Partially correct - number of queries: 7113 |
| 77 |
Partially correct |
92 ms |
5240 KB |
Partially correct - number of queries: 7051 |
| 78 |
Correct |
12 ms |
4992 KB |
Output is correct |
| 79 |
Correct |
37 ms |
5112 KB |
Output is correct |
| 80 |
Partially correct |
87 ms |
5240 KB |
Partially correct - number of queries: 8409 |
| 81 |
Partially correct |
48 ms |
5320 KB |
Partially correct - number of queries: 8420 |
| 82 |
Partially correct |
98 ms |
5392 KB |
Partially correct - number of queries: 8353 |
| 83 |
Correct |
9 ms |
4992 KB |
Output is correct |
| 84 |
Partially correct |
92 ms |
5240 KB |
Partially correct - number of queries: 6970 |
| 85 |
Partially correct |
49 ms |
5376 KB |
Partially correct - number of queries: 8433 |
| 86 |
Correct |
8 ms |
4992 KB |
Output is correct |
| 87 |
Correct |
9 ms |
4992 KB |
Output is correct |
| 88 |
Correct |
10 ms |
4992 KB |
Output is correct |
| 89 |
Correct |
9 ms |
4992 KB |
Output is correct |
| 90 |
Correct |
10 ms |
4992 KB |
Output is correct |
| 91 |
Correct |
10 ms |
4992 KB |
Output is correct |
| 92 |
Correct |
9 ms |
4992 KB |
Output is correct |
| 93 |
Correct |
15 ms |
4992 KB |
Output is correct |
| 94 |
Correct |
16 ms |
4992 KB |
Output is correct |
| 95 |
Correct |
14 ms |
4992 KB |
Output is correct |
| 96 |
Correct |
12 ms |
4992 KB |
Output is correct |
| 97 |
Correct |
9 ms |
4992 KB |
Output is correct |
