#include "prize.h"
#include <bits/stdc++.h>
using namespace std;
using vi = vector <int>;
using pii = pair <int, int>;
#define pb push_back
#define mp make_pair
#define F first
#define S second
#define N 200005
map < int, vector<int> > query;
int mx;
int fen[N];
bool u[N];
void add(int x){
x++;
if (!u[x]) u[x] = 1;
else return;
while (x < N){
fen[x]++;
x += (x & (-x));
}
}
int sum(int x){
x++;
int s = 0;
while (x){
s = s + fen[x];
x -= (x & (-x));
}
return s;
}
vector < int > askk(int x){
if( query.find( x ) == query.end() ){
return query[x] = ask(x);
}
return query[x];
}
int gg(int l, int r){
vi tmp;
if (l > r) return -1;
// cerr << l<<" " << r<< '\n';
if (l == r) {
tmp = askk(l);
add(l);
if (tmp[0] + tmp[1] == 0) return l;
return -1;
}
while(l <= r){
tmp = askk(r);
if ((tmp[0] + tmp[1]) == 0) {
add(r);
return r;
}
if (tmp[0] + tmp[1] == mx) break;
add(r);
r--;
}
// cerr <<tmp[1]<<" "<< tmp[0] <<" "<< sum(l - 1)<< " "<< l << " "<< r<< endl;
if (l > r) return -1;
if (tmp[0] == sum(l - 1)) return -1;
if (l == r) return gg(l, r);
int mid = (l + r) / 2;
int ind = gg(l , mid);
if (ind != -1) return ind;
if (tmp[0] != sum(mid)) return gg(mid + 1, r - 1);
return - 1;
}
int find_best(int n) {
int s[505];
for (int i = 0;i < 500;i++){
vi ans = askk(i);
s[i] = ans[0] + ans[1];
if (!s[i]) return i;
mx = max(mx, s[i]);
}
for (int i = 0;i < 500;i++)
if (s[i] != mx)
add(i);
// cerr << sum(499)<< " "<< mx<< endl;
return gg(500, n - 1);
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
4 ms |
568 KB |
Output is correct |
2 |
Correct |
6 ms |
384 KB |
Output is correct |
3 |
Correct |
7 ms |
384 KB |
Output is correct |
4 |
Correct |
4 ms |
420 KB |
Output is correct |
5 |
Correct |
4 ms |
464 KB |
Output is correct |
6 |
Correct |
2 ms |
384 KB |
Output is correct |
7 |
Correct |
7 ms |
376 KB |
Output is correct |
8 |
Correct |
9 ms |
320 KB |
Output is correct |
9 |
Correct |
5 ms |
568 KB |
Output is correct |
10 |
Correct |
7 ms |
300 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
6 ms |
376 KB |
Output is correct |
2 |
Correct |
5 ms |
488 KB |
Output is correct |
3 |
Correct |
4 ms |
488 KB |
Output is correct |
4 |
Correct |
9 ms |
384 KB |
Output is correct |
5 |
Correct |
7 ms |
400 KB |
Output is correct |
6 |
Correct |
3 ms |
256 KB |
Output is correct |
7 |
Correct |
5 ms |
512 KB |
Output is correct |
8 |
Correct |
4 ms |
464 KB |
Output is correct |
9 |
Correct |
5 ms |
412 KB |
Output is correct |
10 |
Correct |
13 ms |
380 KB |
Output is correct |
11 |
Correct |
9 ms |
572 KB |
Output is correct |
12 |
Correct |
7 ms |
376 KB |
Output is correct |
13 |
Correct |
13 ms |
884 KB |
Output is correct |
14 |
Correct |
7 ms |
384 KB |
Output is correct |
15 |
Correct |
9 ms |
760 KB |
Output is correct |
16 |
Partially correct |
42 ms |
1728 KB |
Partially correct - number of queries: 5345 |
17 |
Correct |
7 ms |
320 KB |
Output is correct |
18 |
Partially correct |
46 ms |
1880 KB |
Partially correct - number of queries: 6413 |
19 |
Correct |
6 ms |
256 KB |
Output is correct |
20 |
Correct |
12 ms |
712 KB |
Output is correct |
21 |
Correct |
29 ms |
880 KB |
Output is correct |
22 |
Correct |
6 ms |
512 KB |
Output is correct |
23 |
Correct |
4 ms |
440 KB |
Output is correct |
24 |
Correct |
6 ms |
376 KB |
Output is correct |
25 |
Correct |
28 ms |
1312 KB |
Output is correct |
26 |
Correct |
25 ms |
1180 KB |
Output is correct |
27 |
Correct |
9 ms |
444 KB |
Output is correct |
28 |
Partially correct |
59 ms |
1908 KB |
Partially correct - number of queries: 5484 |
29 |
Correct |
40 ms |
1580 KB |
Output is correct |
30 |
Partially correct |
58 ms |
1912 KB |
Partially correct - number of queries: 6348 |
31 |
Correct |
6 ms |
384 KB |
Output is correct |
32 |
Correct |
12 ms |
760 KB |
Output is correct |
33 |
Correct |
3 ms |
384 KB |
Output is correct |
34 |
Correct |
21 ms |
760 KB |
Output is correct |
35 |
Correct |
8 ms |
504 KB |
Output is correct |
36 |
Correct |
10 ms |
716 KB |
Output is correct |
37 |
Correct |
6 ms |
504 KB |
Output is correct |
38 |
Correct |
4 ms |
468 KB |
Output is correct |
39 |
Correct |
23 ms |
1032 KB |
Output is correct |
40 |
Partially correct |
52 ms |
1832 KB |
Partially correct - number of queries: 5653 |
41 |
Correct |
33 ms |
1212 KB |
Output is correct |
42 |
Correct |
41 ms |
1212 KB |
Output is correct |
43 |
Correct |
30 ms |
1240 KB |
Output is correct |
44 |
Correct |
19 ms |
1036 KB |
Output is correct |
45 |
Correct |
13 ms |
920 KB |
Output is correct |
46 |
Correct |
7 ms |
256 KB |
Output is correct |
47 |
Correct |
24 ms |
1040 KB |
Output is correct |
48 |
Correct |
22 ms |
1568 KB |
Output is correct |
49 |
Correct |
13 ms |
504 KB |
Output is correct |
50 |
Partially correct |
41 ms |
1960 KB |
Partially correct - number of queries: 6376 |
51 |
Correct |
27 ms |
908 KB |
Output is correct |
52 |
Correct |
7 ms |
376 KB |
Output is correct |
53 |
Correct |
5 ms |
508 KB |
Output is correct |
54 |
Correct |
27 ms |
1016 KB |
Output is correct |
55 |
Correct |
5 ms |
256 KB |
Output is correct |
56 |
Partially correct |
66 ms |
1992 KB |
Partially correct - number of queries: 6411 |
57 |
Correct |
42 ms |
1480 KB |
Output is correct |
58 |
Correct |
47 ms |
1600 KB |
Output is correct |
59 |
Correct |
39 ms |
1272 KB |
Output is correct |
60 |
Correct |
36 ms |
1144 KB |
Output is correct |
61 |
Correct |
8 ms |
504 KB |
Output is correct |
62 |
Correct |
4 ms |
448 KB |
Output is correct |
63 |
Correct |
5 ms |
568 KB |
Output is correct |
64 |
Correct |
9 ms |
504 KB |
Output is correct |
65 |
Correct |
5 ms |
348 KB |
Output is correct |
66 |
Correct |
6 ms |
376 KB |
Output is correct |
67 |
Correct |
13 ms |
504 KB |
Output is correct |
68 |
Correct |
8 ms |
256 KB |
Output is correct |
69 |
Correct |
7 ms |
376 KB |
Output is correct |
70 |
Correct |
10 ms |
380 KB |
Output is correct |
71 |
Partially correct |
55 ms |
2040 KB |
Partially correct - number of queries: 6957 |
72 |
Correct |
15 ms |
888 KB |
Output is correct |
73 |
Partially correct |
49 ms |
2128 KB |
Partially correct - number of queries: 6873 |
74 |
Partially correct |
62 ms |
2036 KB |
Partially correct - number of queries: 6909 |
75 |
Correct |
7 ms |
432 KB |
Output is correct |
76 |
Partially correct |
46 ms |
1916 KB |
Partially correct - number of queries: 6093 |
77 |
Partially correct |
66 ms |
1912 KB |
Partially correct - number of queries: 6477 |
78 |
Correct |
9 ms |
896 KB |
Output is correct |
79 |
Correct |
38 ms |
1576 KB |
Output is correct |
80 |
Partially correct |
61 ms |
2016 KB |
Partially correct - number of queries: 6417 |
81 |
Partially correct |
63 ms |
1924 KB |
Partially correct - number of queries: 6372 |
82 |
Partially correct |
48 ms |
1952 KB |
Partially correct - number of queries: 6338 |
83 |
Correct |
7 ms |
512 KB |
Output is correct |
84 |
Partially correct |
45 ms |
1784 KB |
Partially correct - number of queries: 5451 |
85 |
Partially correct |
40 ms |
2048 KB |
Partially correct - number of queries: 6417 |
86 |
Correct |
7 ms |
384 KB |
Output is correct |
87 |
Correct |
7 ms |
324 KB |
Output is correct |
88 |
Correct |
7 ms |
384 KB |
Output is correct |
89 |
Correct |
8 ms |
412 KB |
Output is correct |
90 |
Correct |
5 ms |
464 KB |
Output is correct |
91 |
Correct |
7 ms |
512 KB |
Output is correct |
92 |
Correct |
6 ms |
376 KB |
Output is correct |
93 |
Correct |
6 ms |
676 KB |
Output is correct |
94 |
Correct |
13 ms |
760 KB |
Output is correct |
95 |
Correct |
9 ms |
760 KB |
Output is correct |
96 |
Correct |
11 ms |
640 KB |
Output is correct |
97 |
Correct |
7 ms |
384 KB |
Output is correct |