#include "prize.h"
#include <bits/stdc++.h>
using namespace std;
typedef vector<int> vi;
const int MX=200010;
bool up[MX];
int L[MX], R[MX], sum, n;
void my_ask(int i){
static set<int> S;
if(S.find(i)!=S.end()) return;
S.insert(i);
vi now=ask(i);
L[i]=now[0], R[i]=now[1];
}
void search(int s, int e){
if(s>e) return;
int m=(s+e)/2;
my_ask(m);
int lft=L[m]-(s==0 ? 0 : L[s-1]+up[s-1]);
int rig=R[m]-(e==n-1 ? 0 : R[e+1]+up[e+1]);
up[m] = L[m]+R[m]<sum;
if(up[m] || lft>0) search(s,m-1);
if(up[m] || rig>0) search(m+1,e);
}
void get(){
for(int i=0; i<min(50, n); i++){
my_ask(i);
sum=max(sum, L[i]+R[i]);
}
}
int find_best(int _n){
n=_n;
get();
search(0,n-1);
for(int i=0; i<n; i++) if(up[i]){
my_ask(i);
if(L[i]==0 && R[i]==0) return i;
}
assert(false);
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
3 ms |
376 KB |
Output is correct |
2 |
Correct |
4 ms |
492 KB |
Output is correct |
3 |
Correct |
3 ms |
516 KB |
Output is correct |
4 |
Correct |
2 ms |
516 KB |
Output is correct |
5 |
Correct |
3 ms |
516 KB |
Output is correct |
6 |
Correct |
3 ms |
516 KB |
Output is correct |
7 |
Correct |
3 ms |
516 KB |
Output is correct |
8 |
Correct |
3 ms |
524 KB |
Output is correct |
9 |
Correct |
3 ms |
528 KB |
Output is correct |
10 |
Correct |
3 ms |
528 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
528 KB |
Output is correct |
2 |
Correct |
4 ms |
560 KB |
Output is correct |
3 |
Correct |
2 ms |
580 KB |
Output is correct |
4 |
Correct |
4 ms |
580 KB |
Output is correct |
5 |
Correct |
3 ms |
580 KB |
Output is correct |
6 |
Correct |
3 ms |
584 KB |
Output is correct |
7 |
Correct |
2 ms |
584 KB |
Output is correct |
8 |
Correct |
3 ms |
584 KB |
Output is correct |
9 |
Correct |
2 ms |
584 KB |
Output is correct |
10 |
Correct |
2 ms |
584 KB |
Output is correct |
11 |
Correct |
5 ms |
1692 KB |
Output is correct |
12 |
Correct |
8 ms |
1692 KB |
Output is correct |
13 |
Correct |
9 ms |
1692 KB |
Output is correct |
14 |
Correct |
19 ms |
1692 KB |
Output is correct |
15 |
Correct |
53 ms |
2500 KB |
Output is correct |
16 |
Partially correct |
42 ms |
2648 KB |
Partially correct - number of queries: 5091 |
17 |
Partially correct |
78 ms |
2648 KB |
Partially correct - number of queries: 5126 |
18 |
Partially correct |
49 ms |
2648 KB |
Partially correct - number of queries: 5115 |
19 |
Correct |
32 ms |
2648 KB |
Output is correct |
20 |
Correct |
26 ms |
2648 KB |
Output is correct |
21 |
Partially correct |
33 ms |
2648 KB |
Partially correct - number of queries: 5062 |
22 |
Correct |
34 ms |
2648 KB |
Output is correct |
23 |
Correct |
4 ms |
2648 KB |
Output is correct |
24 |
Correct |
8 ms |
2648 KB |
Output is correct |
25 |
Correct |
35 ms |
2648 KB |
Output is correct |
26 |
Correct |
63 ms |
2648 KB |
Output is correct |
27 |
Correct |
6 ms |
2648 KB |
Output is correct |
28 |
Correct |
58 ms |
2648 KB |
Output is correct |
29 |
Correct |
37 ms |
2648 KB |
Output is correct |
30 |
Partially correct |
61 ms |
2648 KB |
Partially correct - number of queries: 5077 |
31 |
Partially correct |
64 ms |
2648 KB |
Partially correct - number of queries: 5073 |
32 |
Correct |
8 ms |
2648 KB |
Output is correct |
33 |
Correct |
3 ms |
2648 KB |
Output is correct |
34 |
Partially correct |
48 ms |
2648 KB |
Partially correct - number of queries: 5099 |
35 |
Correct |
4 ms |
2648 KB |
Output is correct |
36 |
Partially correct |
39 ms |
2648 KB |
Partially correct - number of queries: 5108 |
37 |
Correct |
7 ms |
2648 KB |
Output is correct |
38 |
Correct |
6 ms |
2648 KB |
Output is correct |
39 |
Partially correct |
52 ms |
2648 KB |
Partially correct - number of queries: 5121 |
40 |
Correct |
38 ms |
2648 KB |
Output is correct |
41 |
Partially correct |
43 ms |
2648 KB |
Partially correct - number of queries: 5146 |
42 |
Partially correct |
59 ms |
2648 KB |
Partially correct - number of queries: 5146 |
43 |
Correct |
38 ms |
2648 KB |
Output is correct |
44 |
Partially correct |
53 ms |
2648 KB |
Partially correct - number of queries: 5105 |
45 |
Correct |
26 ms |
2648 KB |
Output is correct |
46 |
Partially correct |
37 ms |
2648 KB |
Partially correct - number of queries: 5115 |
47 |
Correct |
43 ms |
2648 KB |
Output is correct |
48 |
Partially correct |
46 ms |
2648 KB |
Partially correct - number of queries: 5131 |
49 |
Partially correct |
38 ms |
2648 KB |
Partially correct - number of queries: 5137 |
50 |
Partially correct |
24 ms |
2648 KB |
Partially correct - number of queries: 5122 |
51 |
Partially correct |
46 ms |
2648 KB |
Partially correct - number of queries: 5124 |
52 |
Partially correct |
54 ms |
2648 KB |
Partially correct - number of queries: 5117 |
53 |
Correct |
5 ms |
2648 KB |
Output is correct |
54 |
Partially correct |
38 ms |
2648 KB |
Partially correct - number of queries: 5064 |
55 |
Partially correct |
43 ms |
2648 KB |
Partially correct - number of queries: 5117 |
56 |
Partially correct |
42 ms |
2648 KB |
Partially correct - number of queries: 5108 |
57 |
Partially correct |
45 ms |
2648 KB |
Partially correct - number of queries: 5071 |
58 |
Partially correct |
56 ms |
2648 KB |
Partially correct - number of queries: 5138 |
59 |
Partially correct |
51 ms |
2648 KB |
Partially correct - number of queries: 5144 |
60 |
Partially correct |
25 ms |
2648 KB |
Partially correct - number of queries: 5085 |
61 |
Correct |
5 ms |
2648 KB |
Output is correct |
62 |
Correct |
3 ms |
2648 KB |
Output is correct |
63 |
Correct |
4 ms |
2648 KB |
Output is correct |
64 |
Correct |
4 ms |
2648 KB |
Output is correct |
65 |
Correct |
3 ms |
2648 KB |
Output is correct |
66 |
Correct |
6 ms |
2648 KB |
Output is correct |
67 |
Correct |
6 ms |
2648 KB |
Output is correct |
68 |
Correct |
2 ms |
2648 KB |
Output is correct |
69 |
Correct |
6 ms |
2648 KB |
Output is correct |
70 |
Correct |
6 ms |
2648 KB |
Output is correct |
71 |
Correct |
36 ms |
2648 KB |
Output is correct |
72 |
Correct |
7 ms |
2648 KB |
Output is correct |
73 |
Correct |
37 ms |
2648 KB |
Output is correct |
74 |
Correct |
43 ms |
2648 KB |
Output is correct |
75 |
Correct |
5 ms |
2648 KB |
Output is correct |
76 |
Correct |
52 ms |
2648 KB |
Output is correct |
77 |
Partially correct |
53 ms |
2648 KB |
Partially correct - number of queries: 5216 |
78 |
Correct |
6 ms |
2648 KB |
Output is correct |
79 |
Correct |
23 ms |
2648 KB |
Output is correct |
80 |
Partially correct |
38 ms |
2648 KB |
Partially correct - number of queries: 5243 |
81 |
Partially correct |
49 ms |
2648 KB |
Partially correct - number of queries: 5224 |
82 |
Partially correct |
48 ms |
2648 KB |
Partially correct - number of queries: 5245 |
83 |
Correct |
5 ms |
2648 KB |
Output is correct |
84 |
Correct |
36 ms |
2648 KB |
Output is correct |
85 |
Partially correct |
69 ms |
2648 KB |
Partially correct - number of queries: 5245 |
86 |
Correct |
10 ms |
2648 KB |
Output is correct |
87 |
Correct |
3 ms |
2648 KB |
Output is correct |
88 |
Correct |
9 ms |
2648 KB |
Output is correct |
89 |
Correct |
8 ms |
2648 KB |
Output is correct |
90 |
Correct |
3 ms |
2648 KB |
Output is correct |
91 |
Correct |
8 ms |
2648 KB |
Output is correct |
92 |
Correct |
4 ms |
2648 KB |
Output is correct |
93 |
Correct |
4 ms |
2648 KB |
Output is correct |
94 |
Correct |
9 ms |
2648 KB |
Output is correct |
95 |
Correct |
4 ms |
2648 KB |
Output is correct |
96 |
Correct |
8 ms |
2648 KB |
Output is correct |
97 |
Correct |
4 ms |
2648 KB |
Output is correct |