#include "prize.h"
#include<bits/stdc++.h>
using namespace std;
int find_best(int n) {
int y = 0,l,r,m,x,big = 0,z;
for(int i = 0; i*i < n; i++) {
vector<int> a = ask(i);
if(a[0] == 0 && a[1] == 0) {
return i;
}
if(a[0]+a[1] > big) {
big = a[0]+a[1];
y = i+1;
}
}
while(y < n) {
l = y;
r = n-1;
m = min(n-1,l+(int)floor(sqrt(n)));
vector<int> a = ask(y);
x = a[0];
z = a[1];
if(x+z == 0) {
return y;
}
while(l < r) {
a = ask(m);
if(a[0] == x && a[1] == z) {
l = m;
}
else {
r = m-1;
}
m = (l+r+1)/2;
}
a = ask(l+1);
if(a[0] == 0 && a[1] == 0) {
return l+1;
}
y = l+2;
}
}
Compilation message
prize.cpp: In function 'int find_best(int)':
prize.cpp:43:1: warning: control reaches end of non-void function [-Wreturn-type]
43 | }
| ^
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
5 ms |
360 KB |
Output is correct |
| 2 |
Correct |
3 ms |
208 KB |
Output is correct |
| 3 |
Correct |
4 ms |
208 KB |
Output is correct |
| 4 |
Correct |
5 ms |
292 KB |
Output is correct |
| 5 |
Correct |
5 ms |
288 KB |
Output is correct |
| 6 |
Correct |
0 ms |
208 KB |
Output is correct |
| 7 |
Correct |
2 ms |
292 KB |
Output is correct |
| 8 |
Correct |
5 ms |
208 KB |
Output is correct |
| 9 |
Correct |
3 ms |
292 KB |
Output is correct |
| 10 |
Correct |
6 ms |
208 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
292 KB |
Output is correct |
| 2 |
Correct |
3 ms |
208 KB |
Output is correct |
| 3 |
Correct |
6 ms |
208 KB |
Output is correct |
| 4 |
Correct |
2 ms |
336 KB |
Output is correct |
| 5 |
Correct |
2 ms |
292 KB |
Output is correct |
| 6 |
Correct |
0 ms |
208 KB |
Output is correct |
| 7 |
Correct |
2 ms |
288 KB |
Output is correct |
| 8 |
Correct |
6 ms |
208 KB |
Output is correct |
| 9 |
Correct |
3 ms |
292 KB |
Output is correct |
| 10 |
Correct |
4 ms |
208 KB |
Output is correct |
| 11 |
Correct |
8 ms |
292 KB |
Output is correct |
| 12 |
Correct |
4 ms |
208 KB |
Output is correct |
| 13 |
Correct |
12 ms |
292 KB |
Output is correct |
| 14 |
Correct |
5 ms |
208 KB |
Output is correct |
| 15 |
Correct |
14 ms |
208 KB |
Output is correct |
| 16 |
Partially correct |
42 ms |
292 KB |
Partially correct - number of queries: 5139 |
| 17 |
Correct |
2 ms |
336 KB |
Output is correct |
| 18 |
Partially correct |
49 ms |
296 KB |
Partially correct - number of queries: 6107 |
| 19 |
Correct |
4 ms |
208 KB |
Output is correct |
| 20 |
Correct |
7 ms |
336 KB |
Output is correct |
| 21 |
Correct |
18 ms |
292 KB |
Output is correct |
| 22 |
Correct |
6 ms |
288 KB |
Output is correct |
| 23 |
Correct |
3 ms |
292 KB |
Output is correct |
| 24 |
Correct |
6 ms |
208 KB |
Output is correct |
| 25 |
Correct |
31 ms |
208 KB |
Output is correct |
| 26 |
Correct |
33 ms |
288 KB |
Output is correct |
| 27 |
Correct |
4 ms |
208 KB |
Output is correct |
| 28 |
Partially correct |
55 ms |
292 KB |
Partially correct - number of queries: 6915 |
| 29 |
Partially correct |
56 ms |
288 KB |
Partially correct - number of queries: 5516 |
| 30 |
Partially correct |
49 ms |
208 KB |
Partially correct - number of queries: 6050 |
| 31 |
Correct |
2 ms |
336 KB |
Output is correct |
| 32 |
Correct |
7 ms |
208 KB |
Output is correct |
| 33 |
Correct |
0 ms |
208 KB |
Output is correct |
| 34 |
Correct |
22 ms |
208 KB |
Output is correct |
| 35 |
Correct |
6 ms |
208 KB |
Output is correct |
| 36 |
Correct |
14 ms |
208 KB |
Output is correct |
| 37 |
Correct |
3 ms |
288 KB |
Output is correct |
| 38 |
Correct |
4 ms |
208 KB |
Output is correct |
| 39 |
Correct |
22 ms |
292 KB |
Output is correct |
| 40 |
Partially correct |
65 ms |
208 KB |
Partially correct - number of queries: 8174 |
| 41 |
Correct |
38 ms |
208 KB |
Output is correct |
| 42 |
Correct |
31 ms |
208 KB |
Output is correct |
| 43 |
Correct |
25 ms |
292 KB |
Output is correct |
| 44 |
Correct |
21 ms |
208 KB |
Output is correct |
| 45 |
Correct |
19 ms |
208 KB |
Output is correct |
| 46 |
Correct |
4 ms |
208 KB |
Output is correct |
| 47 |
Correct |
36 ms |
296 KB |
Output is correct |
| 48 |
Correct |
36 ms |
292 KB |
Output is correct |
| 49 |
Correct |
7 ms |
208 KB |
Output is correct |
| 50 |
Partially correct |
53 ms |
208 KB |
Partially correct - number of queries: 6107 |
| 51 |
Correct |
28 ms |
208 KB |
Output is correct |
| 52 |
Correct |
3 ms |
296 KB |
Output is correct |
| 53 |
Correct |
5 ms |
208 KB |
Output is correct |
| 54 |
Correct |
21 ms |
288 KB |
Output is correct |
| 55 |
Correct |
3 ms |
292 KB |
Output is correct |
| 56 |
Partially correct |
44 ms |
208 KB |
Partially correct - number of queries: 6108 |
| 57 |
Correct |
17 ms |
292 KB |
Output is correct |
| 58 |
Correct |
31 ms |
292 KB |
Output is correct |
| 59 |
Correct |
34 ms |
208 KB |
Output is correct |
| 60 |
Correct |
34 ms |
208 KB |
Output is correct |
| 61 |
Correct |
5 ms |
208 KB |
Output is correct |
| 62 |
Correct |
3 ms |
272 KB |
Output is correct |
| 63 |
Correct |
6 ms |
208 KB |
Output is correct |
| 64 |
Correct |
8 ms |
208 KB |
Output is correct |
| 65 |
Correct |
5 ms |
208 KB |
Output is correct |
| 66 |
Correct |
5 ms |
208 KB |
Output is correct |
| 67 |
Correct |
3 ms |
208 KB |
Output is correct |
| 68 |
Correct |
3 ms |
208 KB |
Output is correct |
| 69 |
Correct |
6 ms |
292 KB |
Output is correct |
| 70 |
Correct |
5 ms |
292 KB |
Output is correct |
| 71 |
Partially correct |
65 ms |
208 KB |
Partially correct - number of queries: 6121 |
| 72 |
Correct |
12 ms |
208 KB |
Output is correct |
| 73 |
Partially correct |
56 ms |
208 KB |
Partially correct - number of queries: 6037 |
| 74 |
Partially correct |
66 ms |
208 KB |
Partially correct - number of queries: 6073 |
| 75 |
Correct |
7 ms |
208 KB |
Output is correct |
| 76 |
Partially correct |
29 ms |
208 KB |
Partially correct - number of queries: 6417 |
| 77 |
Partially correct |
46 ms |
208 KB |
Partially correct - number of queries: 6129 |
| 78 |
Correct |
11 ms |
208 KB |
Output is correct |
| 79 |
Correct |
31 ms |
208 KB |
Output is correct |
| 80 |
Partially correct |
47 ms |
208 KB |
Partially correct - number of queries: 6120 |
| 81 |
Partially correct |
45 ms |
208 KB |
Partially correct - number of queries: 6129 |
| 82 |
Partially correct |
63 ms |
208 KB |
Partially correct - number of queries: 6073 |
| 83 |
Correct |
8 ms |
208 KB |
Output is correct |
| 84 |
Partially correct |
57 ms |
208 KB |
Partially correct - number of queries: 6303 |
| 85 |
Partially correct |
70 ms |
208 KB |
Partially correct - number of queries: 6120 |
| 86 |
Correct |
8 ms |
208 KB |
Output is correct |
| 87 |
Correct |
5 ms |
208 KB |
Output is correct |
| 88 |
Correct |
5 ms |
296 KB |
Output is correct |
| 89 |
Correct |
6 ms |
208 KB |
Output is correct |
| 90 |
Correct |
3 ms |
208 KB |
Output is correct |
| 91 |
Correct |
3 ms |
292 KB |
Output is correct |
| 92 |
Correct |
4 ms |
288 KB |
Output is correct |
| 93 |
Correct |
8 ms |
208 KB |
Output is correct |
| 94 |
Correct |
8 ms |
208 KB |
Output is correct |
| 95 |
Correct |
8 ms |
208 KB |
Output is correct |
| 96 |
Correct |
4 ms |
208 KB |
Output is correct |
| 97 |
Correct |
5 ms |
208 KB |
Output is correct |
