#include "prize.h"
#include <bits/stdc++.h>
typedef int ll;
#define FOR(i,x,y) for(ll i=x; i<y; i++)
#define FORNEG(i,x,y) for(ll i=x; i>y; i--)
using namespace std;
map<ll, vector<ll>> cache;
vector<ll> query(int n){
if (cache.count(n)) return cache[n];
else return cache[n] = ask(n);
}
int find_best(int n) {
cache.clear();
vector<ll> stuff(n);
FOR(i,0,n) stuff[i] = i;
ll maxi = -1;
FOR(i,0,min(500, n)){
vector<ll> sus = query(i);
maxi = max(maxi, sus[0]+sus[1]);
}
vector<ll> found;
ll ans = -1;
while (ans == -1){
ll lo = 0;
ll hi = stuff.size()-1;
bool skip = false;
while (lo < hi){
ll mid = (lo+hi)/2;
ll cur = 1;
while (cur < 1000){
if (lo <= mid-cur && cache.count(stuff[mid-cur])){
mid = mid-cur;
break;
}
if (mid+cur < hi && cache.count(stuff[mid+cur])){
mid = mid+cur;
break;
}
cur++;
}
vector<ll> sus = query(stuff[mid]);
if (sus[0] + sus[1] < maxi){
if (sus[0]+sus[1]==0) return stuff[mid];
found.push_back(stuff[mid]);
stuff.erase(stuff.begin()+mid);
skip = true;
break;
}else{
sort(found.begin(), found.end());
ll idk = upper_bound(found.begin(), found.end(), stuff[mid]) - found.begin();
if (idk < sus[0]){
hi = mid;
}else{
lo = mid+1;
}
}
}
if (skip) continue;
vector<ll> sus = query(stuff[lo]);
if (sus[0]+sus[1] == maxi) break;
if (sus[0]+sus[1]==0) return stuff[lo];
found.push_back(stuff[lo]);
stuff.erase(stuff.begin()+lo);
}
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
4 ms |
1112 KB |
Output is correct |
2 |
Correct |
4 ms |
1112 KB |
Output is correct |
3 |
Correct |
4 ms |
1364 KB |
Output is correct |
4 |
Correct |
5 ms |
1112 KB |
Output is correct |
5 |
Correct |
3 ms |
1112 KB |
Output is correct |
6 |
Correct |
4 ms |
1636 KB |
Output is correct |
7 |
Correct |
3 ms |
1368 KB |
Output is correct |
8 |
Correct |
5 ms |
1112 KB |
Output is correct |
9 |
Correct |
3 ms |
1368 KB |
Output is correct |
10 |
Correct |
3 ms |
1112 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
4 ms |
1112 KB |
Output is correct |
2 |
Correct |
3 ms |
1268 KB |
Output is correct |
3 |
Correct |
4 ms |
1516 KB |
Output is correct |
4 |
Correct |
3 ms |
1112 KB |
Output is correct |
5 |
Correct |
3 ms |
1112 KB |
Output is correct |
6 |
Correct |
4 ms |
1196 KB |
Output is correct |
7 |
Correct |
4 ms |
1108 KB |
Output is correct |
8 |
Correct |
3 ms |
1112 KB |
Output is correct |
9 |
Correct |
3 ms |
1112 KB |
Output is correct |
10 |
Correct |
4 ms |
1112 KB |
Output is correct |
11 |
Correct |
8 ms |
1308 KB |
Output is correct |
12 |
Correct |
3 ms |
1112 KB |
Output is correct |
13 |
Correct |
9 ms |
1112 KB |
Output is correct |
14 |
Correct |
6 ms |
556 KB |
Output is correct |
15 |
Correct |
9 ms |
1112 KB |
Output is correct |
16 |
Correct |
54 ms |
1868 KB |
Output is correct |
17 |
Correct |
3 ms |
1112 KB |
Output is correct |
18 |
Correct |
79 ms |
1516 KB |
Output is correct |
19 |
Correct |
3 ms |
1112 KB |
Output is correct |
20 |
Correct |
12 ms |
856 KB |
Output is correct |
21 |
Correct |
19 ms |
1348 KB |
Output is correct |
22 |
Correct |
8 ms |
1112 KB |
Output is correct |
23 |
Correct |
3 ms |
1112 KB |
Output is correct |
24 |
Correct |
4 ms |
1368 KB |
Output is correct |
25 |
Correct |
29 ms |
1648 KB |
Output is correct |
26 |
Correct |
37 ms |
1428 KB |
Output is correct |
27 |
Correct |
3 ms |
1112 KB |
Output is correct |
28 |
Correct |
45 ms |
1604 KB |
Output is correct |
29 |
Correct |
36 ms |
1776 KB |
Output is correct |
30 |
Correct |
61 ms |
1808 KB |
Output is correct |
31 |
Correct |
3 ms |
1256 KB |
Output is correct |
32 |
Correct |
9 ms |
1368 KB |
Output is correct |
33 |
Correct |
1 ms |
344 KB |
Output is correct |
34 |
Correct |
22 ms |
1608 KB |
Output is correct |
35 |
Correct |
5 ms |
1368 KB |
Output is correct |
36 |
Correct |
15 ms |
1624 KB |
Output is correct |
37 |
Correct |
4 ms |
1368 KB |
Output is correct |
38 |
Correct |
4 ms |
1644 KB |
Output is correct |
39 |
Correct |
24 ms |
1620 KB |
Output is correct |
40 |
Correct |
60 ms |
1660 KB |
Output is correct |
41 |
Correct |
34 ms |
1596 KB |
Output is correct |
42 |
Correct |
37 ms |
1688 KB |
Output is correct |
43 |
Correct |
35 ms |
2024 KB |
Output is correct |
44 |
Correct |
27 ms |
1680 KB |
Output is correct |
45 |
Correct |
19 ms |
1532 KB |
Output is correct |
46 |
Correct |
3 ms |
1112 KB |
Output is correct |
47 |
Correct |
27 ms |
1900 KB |
Output is correct |
48 |
Correct |
50 ms |
2016 KB |
Output is correct |
49 |
Correct |
7 ms |
1368 KB |
Output is correct |
50 |
Correct |
61 ms |
2020 KB |
Output is correct |
51 |
Correct |
27 ms |
1880 KB |
Output is correct |
52 |
Correct |
3 ms |
1112 KB |
Output is correct |
53 |
Correct |
5 ms |
1624 KB |
Output is correct |
54 |
Correct |
25 ms |
1612 KB |
Output is correct |
55 |
Correct |
4 ms |
1112 KB |
Output is correct |
56 |
Correct |
64 ms |
1704 KB |
Output is correct |
57 |
Correct |
41 ms |
1620 KB |
Output is correct |
58 |
Correct |
45 ms |
1716 KB |
Output is correct |
59 |
Correct |
35 ms |
1520 KB |
Output is correct |
60 |
Correct |
37 ms |
1620 KB |
Output is correct |
61 |
Correct |
6 ms |
1368 KB |
Output is correct |
62 |
Correct |
3 ms |
1112 KB |
Output is correct |
63 |
Correct |
4 ms |
1112 KB |
Output is correct |
64 |
Correct |
3 ms |
1112 KB |
Output is correct |
65 |
Correct |
4 ms |
1776 KB |
Output is correct |
66 |
Correct |
26 ms |
1548 KB |
Output is correct |
67 |
Correct |
6 ms |
1368 KB |
Output is correct |
68 |
Correct |
25 ms |
1292 KB |
Output is correct |
69 |
Correct |
19 ms |
1368 KB |
Output is correct |
70 |
Correct |
11 ms |
1368 KB |
Output is correct |
71 |
Partially correct |
79 ms |
2176 KB |
Partially correct - number of queries: 5259 |
72 |
Correct |
12 ms |
1516 KB |
Output is correct |
73 |
Partially correct |
81 ms |
1612 KB |
Partially correct - number of queries: 5196 |
74 |
Partially correct |
72 ms |
1624 KB |
Partially correct - number of queries: 5223 |
75 |
Correct |
7 ms |
1740 KB |
Output is correct |
76 |
Correct |
60 ms |
1712 KB |
Output is correct |
77 |
Correct |
67 ms |
2148 KB |
Output is correct |
78 |
Correct |
11 ms |
1748 KB |
Output is correct |
79 |
Correct |
35 ms |
1752 KB |
Output is correct |
80 |
Correct |
68 ms |
2088 KB |
Output is correct |
81 |
Correct |
67 ms |
1940 KB |
Output is correct |
82 |
Correct |
62 ms |
1912 KB |
Output is correct |
83 |
Correct |
6 ms |
1112 KB |
Output is correct |
84 |
Correct |
56 ms |
2332 KB |
Output is correct |
85 |
Correct |
72 ms |
2320 KB |
Output is correct |
86 |
Correct |
38 ms |
1112 KB |
Output is correct |
87 |
Correct |
4 ms |
1112 KB |
Output is correct |
88 |
Correct |
36 ms |
1112 KB |
Output is correct |
89 |
Correct |
27 ms |
1496 KB |
Output is correct |
90 |
Correct |
4 ms |
1624 KB |
Output is correct |
91 |
Correct |
16 ms |
1112 KB |
Output is correct |
92 |
Correct |
27 ms |
1456 KB |
Output is correct |
93 |
Correct |
36 ms |
1368 KB |
Output is correct |
94 |
Correct |
36 ms |
1280 KB |
Output is correct |
95 |
Correct |
43 ms |
1880 KB |
Output is correct |
96 |
Correct |
48 ms |
1368 KB |
Output is correct |
97 |
Correct |
29 ms |
1368 KB |
Output is correct |