#include "prize.h"
#include <bits/stdc++.h>
using namespace std;
vector<int> ans[200001];
map<int, set<int> > v;
int find_best(int n) {
queue<pair<int, int> > q;
q.push(make_pair(0, n - 1));
int l, r, m;
while(!q.empty()){
l = q.front().first;
r = q.front().second;
q.pop();
if(l > r){
continue;
}
m = (l + r) >> 1;
if(ans[m].size() == 0)ans[m] = ask(m);
if(ans[m][0] + ans[m][1] == 0){
return m;
}
v[ans[m][0] + ans[m][1]].insert(m);
auto it = v.find(ans[m][0] + ans[m][1]);
auto loc = it -> second.find(m);
bool in = 0;
auto tmp = loc;
while(tmp != it -> second.begin()){
if(ans[m][0] != ans[*tmp][0]){
in = 1;
tmp++;
q.push(make_pair(l, *tmp - 1));
break;
}
tmp--;
}
if(in == 0){
tmp = it->second.begin();
q.push(make_pair(l, *tmp - 1));
} else {
in = 0;
}
tmp = loc;
while(tmp != it -> second.end()){
if(ans[m][0] != ans[*tmp][0]){
in = 1;
tmp--;
q.push(make_pair(*tmp + 1, r));
break;
}
tmp++;
}
if(in == 0){
tmp = it->second.end();
tmp--;
q.push(make_pair(*tmp + 1, r));
}
}
}
Compilation message
prize.cpp: In function 'int find_best(int)':
prize.cpp:59:1: warning: control reaches end of non-void function [-Wreturn-type]
}
^
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
8 ms |
4984 KB |
Output is correct |
| 2 |
Correct |
9 ms |
5172 KB |
Output is correct |
| 3 |
Correct |
9 ms |
5172 KB |
Output is correct |
| 4 |
Correct |
7 ms |
5172 KB |
Output is correct |
| 5 |
Correct |
7 ms |
5172 KB |
Output is correct |
| 6 |
Correct |
7 ms |
5192 KB |
Output is correct |
| 7 |
Correct |
8 ms |
5192 KB |
Output is correct |
| 8 |
Correct |
8 ms |
5192 KB |
Output is correct |
| 9 |
Correct |
7 ms |
5232 KB |
Output is correct |
| 10 |
Correct |
6 ms |
5232 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
7 ms |
5240 KB |
Output is correct |
| 2 |
Correct |
7 ms |
5240 KB |
Output is correct |
| 3 |
Correct |
10 ms |
5308 KB |
Output is correct |
| 4 |
Correct |
8 ms |
5308 KB |
Output is correct |
| 5 |
Correct |
7 ms |
5308 KB |
Output is correct |
| 6 |
Correct |
7 ms |
5308 KB |
Output is correct |
| 7 |
Correct |
7 ms |
5308 KB |
Output is correct |
| 8 |
Correct |
7 ms |
5308 KB |
Output is correct |
| 9 |
Correct |
7 ms |
5308 KB |
Output is correct |
| 10 |
Correct |
9 ms |
5308 KB |
Output is correct |
| 11 |
Correct |
14 ms |
5308 KB |
Output is correct |
| 12 |
Correct |
15 ms |
5308 KB |
Output is correct |
| 13 |
Correct |
14 ms |
5308 KB |
Output is correct |
| 14 |
Correct |
13 ms |
5308 KB |
Output is correct |
| 15 |
Correct |
33 ms |
5656 KB |
Output is correct |
| 16 |
Correct |
58 ms |
5656 KB |
Output is correct |
| 17 |
Correct |
45 ms |
5656 KB |
Output is correct |
| 18 |
Correct |
41 ms |
5656 KB |
Output is correct |
| 19 |
Correct |
35 ms |
5656 KB |
Output is correct |
| 20 |
Correct |
29 ms |
5656 KB |
Output is correct |
| 21 |
Correct |
51 ms |
5656 KB |
Output is correct |
| 22 |
Correct |
36 ms |
5656 KB |
Output is correct |
| 23 |
Correct |
8 ms |
5656 KB |
Output is correct |
| 24 |
Correct |
13 ms |
5656 KB |
Output is correct |
| 25 |
Correct |
69 ms |
5656 KB |
Output is correct |
| 26 |
Correct |
25 ms |
5656 KB |
Output is correct |
| 27 |
Correct |
9 ms |
5656 KB |
Output is correct |
| 28 |
Correct |
38 ms |
5656 KB |
Output is correct |
| 29 |
Correct |
46 ms |
5656 KB |
Output is correct |
| 30 |
Correct |
49 ms |
5656 KB |
Output is correct |
| 31 |
Correct |
48 ms |
5656 KB |
Output is correct |
| 32 |
Correct |
18 ms |
5656 KB |
Output is correct |
| 33 |
Correct |
6 ms |
5656 KB |
Output is correct |
| 34 |
Correct |
23 ms |
5656 KB |
Output is correct |
| 35 |
Correct |
11 ms |
5656 KB |
Output is correct |
| 36 |
Correct |
54 ms |
5656 KB |
Output is correct |
| 37 |
Correct |
12 ms |
5656 KB |
Output is correct |
| 38 |
Correct |
9 ms |
5656 KB |
Output is correct |
| 39 |
Correct |
67 ms |
5656 KB |
Output is correct |
| 40 |
Correct |
41 ms |
5656 KB |
Output is correct |
| 41 |
Correct |
46 ms |
5656 KB |
Output is correct |
| 42 |
Correct |
76 ms |
5656 KB |
Output is correct |
| 43 |
Correct |
39 ms |
5656 KB |
Output is correct |
| 44 |
Correct |
38 ms |
5656 KB |
Output is correct |
| 45 |
Correct |
64 ms |
5656 KB |
Output is correct |
| 46 |
Correct |
34 ms |
5656 KB |
Output is correct |
| 47 |
Correct |
26 ms |
5656 KB |
Output is correct |
| 48 |
Correct |
46 ms |
5656 KB |
Output is correct |
| 49 |
Correct |
31 ms |
5656 KB |
Output is correct |
| 50 |
Correct |
75 ms |
5656 KB |
Output is correct |
| 51 |
Correct |
42 ms |
5656 KB |
Output is correct |
| 52 |
Correct |
29 ms |
5656 KB |
Output is correct |
| 53 |
Correct |
8 ms |
5656 KB |
Output is correct |
| 54 |
Correct |
33 ms |
5656 KB |
Output is correct |
| 55 |
Correct |
73 ms |
5656 KB |
Output is correct |
| 56 |
Correct |
55 ms |
5656 KB |
Output is correct |
| 57 |
Correct |
32 ms |
5656 KB |
Output is correct |
| 58 |
Correct |
53 ms |
5656 KB |
Output is correct |
| 59 |
Correct |
46 ms |
5656 KB |
Output is correct |
| 60 |
Correct |
32 ms |
5656 KB |
Output is correct |
| 61 |
Correct |
9 ms |
5656 KB |
Output is correct |
| 62 |
Correct |
7 ms |
5656 KB |
Output is correct |
| 63 |
Correct |
8 ms |
5656 KB |
Output is correct |
| 64 |
Correct |
8 ms |
5656 KB |
Output is correct |
| 65 |
Correct |
7 ms |
5656 KB |
Output is correct |
| 66 |
Correct |
7 ms |
5656 KB |
Output is correct |
| 67 |
Correct |
10 ms |
5656 KB |
Output is correct |
| 68 |
Correct |
11 ms |
5656 KB |
Output is correct |
| 69 |
Correct |
9 ms |
5656 KB |
Output is correct |
| 70 |
Correct |
10 ms |
5656 KB |
Output is correct |
| 71 |
Correct |
39 ms |
5656 KB |
Output is correct |
| 72 |
Correct |
13 ms |
5656 KB |
Output is correct |
| 73 |
Correct |
64 ms |
5712 KB |
Output is correct |
| 74 |
Correct |
74 ms |
5712 KB |
Output is correct |
| 75 |
Correct |
7 ms |
5712 KB |
Output is correct |
| 76 |
Correct |
50 ms |
5712 KB |
Output is correct |
| 77 |
Correct |
44 ms |
5712 KB |
Output is correct |
| 78 |
Correct |
11 ms |
5712 KB |
Output is correct |
| 79 |
Correct |
26 ms |
5712 KB |
Output is correct |
| 80 |
Correct |
67 ms |
5712 KB |
Output is correct |
| 81 |
Correct |
57 ms |
5712 KB |
Output is correct |
| 82 |
Correct |
46 ms |
5712 KB |
Output is correct |
| 83 |
Correct |
9 ms |
5712 KB |
Output is correct |
| 84 |
Correct |
28 ms |
5712 KB |
Output is correct |
| 85 |
Correct |
54 ms |
5712 KB |
Output is correct |
| 86 |
Correct |
10 ms |
5712 KB |
Output is correct |
| 87 |
Correct |
11 ms |
5712 KB |
Output is correct |
| 88 |
Correct |
10 ms |
5712 KB |
Output is correct |
| 89 |
Correct |
16 ms |
5712 KB |
Output is correct |
| 90 |
Correct |
10 ms |
5712 KB |
Output is correct |
| 91 |
Correct |
10 ms |
5712 KB |
Output is correct |
| 92 |
Correct |
10 ms |
5712 KB |
Output is correct |
| 93 |
Correct |
14 ms |
5712 KB |
Output is correct |
| 94 |
Correct |
12 ms |
5712 KB |
Output is correct |
| 95 |
Correct |
8 ms |
5712 KB |
Output is correct |
| 96 |
Correct |
8 ms |
5712 KB |
Output is correct |
| 97 |
Correct |
6 ms |
5712 KB |
Output is correct |
