#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;
FOR(i, max(lo, mid-10000), min(hi, mid+10000)){
if (cache.count(stuff[i])){
mid = i;
break;
}
}
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 |
1196 KB |
Output is correct |
4 |
Correct |
4 ms |
1108 KB |
Output is correct |
5 |
Correct |
4 ms |
1512 KB |
Output is correct |
6 |
Correct |
5 ms |
1112 KB |
Output is correct |
7 |
Correct |
5 ms |
1112 KB |
Output is correct |
8 |
Correct |
6 ms |
1112 KB |
Output is correct |
9 |
Correct |
3 ms |
1112 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 |
1112 KB |
Output is correct |
3 |
Correct |
3 ms |
1112 KB |
Output is correct |
4 |
Correct |
3 ms |
1112 KB |
Output is correct |
5 |
Correct |
4 ms |
1192 KB |
Output is correct |
6 |
Correct |
3 ms |
1112 KB |
Output is correct |
7 |
Correct |
4 ms |
1112 KB |
Output is correct |
8 |
Correct |
4 ms |
1500 KB |
Output is correct |
9 |
Correct |
2 ms |
1112 KB |
Output is correct |
10 |
Correct |
3 ms |
1368 KB |
Output is correct |
11 |
Correct |
10 ms |
1112 KB |
Output is correct |
12 |
Correct |
3 ms |
1112 KB |
Output is correct |
13 |
Correct |
18 ms |
1112 KB |
Output is correct |
14 |
Correct |
4 ms |
344 KB |
Output is correct |
15 |
Correct |
28 ms |
1300 KB |
Output is correct |
16 |
Correct |
162 ms |
1616 KB |
Output is correct |
17 |
Correct |
3 ms |
1112 KB |
Output is correct |
18 |
Correct |
209 ms |
1616 KB |
Output is correct |
19 |
Correct |
4 ms |
1112 KB |
Output is correct |
20 |
Correct |
35 ms |
1104 KB |
Output is correct |
21 |
Correct |
80 ms |
1360 KB |
Output is correct |
22 |
Correct |
15 ms |
1112 KB |
Output is correct |
23 |
Correct |
5 ms |
1112 KB |
Output is correct |
24 |
Correct |
5 ms |
1276 KB |
Output is correct |
25 |
Correct |
109 ms |
1360 KB |
Output is correct |
26 |
Correct |
99 ms |
1360 KB |
Output is correct |
27 |
Correct |
5 ms |
1112 KB |
Output is correct |
28 |
Correct |
181 ms |
1616 KB |
Output is correct |
29 |
Correct |
142 ms |
1320 KB |
Output is correct |
30 |
Correct |
224 ms |
1568 KB |
Output is correct |
31 |
Correct |
3 ms |
1112 KB |
Output is correct |
32 |
Correct |
19 ms |
1308 KB |
Output is correct |
33 |
Correct |
1 ms |
344 KB |
Output is correct |
34 |
Correct |
56 ms |
1336 KB |
Output is correct |
35 |
Correct |
8 ms |
1112 KB |
Output is correct |
36 |
Correct |
43 ms |
1360 KB |
Output is correct |
37 |
Correct |
8 ms |
1112 KB |
Output is correct |
38 |
Correct |
4 ms |
1112 KB |
Output is correct |
39 |
Correct |
88 ms |
1356 KB |
Output is correct |
40 |
Correct |
169 ms |
1636 KB |
Output is correct |
41 |
Correct |
107 ms |
1360 KB |
Output is correct |
42 |
Correct |
113 ms |
1876 KB |
Output is correct |
43 |
Correct |
100 ms |
1412 KB |
Output is correct |
44 |
Correct |
74 ms |
1368 KB |
Output is correct |
45 |
Correct |
62 ms |
1352 KB |
Output is correct |
46 |
Correct |
3 ms |
1112 KB |
Output is correct |
47 |
Correct |
80 ms |
1372 KB |
Output is correct |
48 |
Correct |
136 ms |
1760 KB |
Output is correct |
49 |
Correct |
17 ms |
1296 KB |
Output is correct |
50 |
Correct |
207 ms |
2152 KB |
Output is correct |
51 |
Correct |
76 ms |
1360 KB |
Output is correct |
52 |
Correct |
5 ms |
1112 KB |
Output is correct |
53 |
Correct |
8 ms |
1112 KB |
Output is correct |
54 |
Correct |
73 ms |
1376 KB |
Output is correct |
55 |
Correct |
3 ms |
1112 KB |
Output is correct |
56 |
Correct |
207 ms |
1616 KB |
Output is correct |
57 |
Correct |
140 ms |
1544 KB |
Output is correct |
58 |
Correct |
139 ms |
1872 KB |
Output is correct |
59 |
Correct |
105 ms |
1540 KB |
Output is correct |
60 |
Correct |
98 ms |
1368 KB |
Output is correct |
61 |
Correct |
10 ms |
1112 KB |
Output is correct |
62 |
Correct |
4 ms |
1112 KB |
Output is correct |
63 |
Correct |
10 ms |
1112 KB |
Output is correct |
64 |
Correct |
7 ms |
1112 KB |
Output is correct |
65 |
Correct |
15 ms |
1112 KB |
Output is correct |
66 |
Correct |
200 ms |
1276 KB |
Output is correct |
67 |
Correct |
68 ms |
1288 KB |
Output is correct |
68 |
Correct |
179 ms |
1268 KB |
Output is correct |
69 |
Correct |
194 ms |
1112 KB |
Output is correct |
70 |
Correct |
82 ms |
1280 KB |
Output is correct |
71 |
Partially correct |
212 ms |
1616 KB |
Partially correct - number of queries: 5321 |
72 |
Correct |
23 ms |
1308 KB |
Output is correct |
73 |
Partially correct |
206 ms |
1856 KB |
Partially correct - number of queries: 5259 |
74 |
Partially correct |
223 ms |
1616 KB |
Partially correct - number of queries: 5285 |
75 |
Correct |
9 ms |
1112 KB |
Output is correct |
76 |
Correct |
185 ms |
1996 KB |
Output is correct |
77 |
Correct |
212 ms |
1516 KB |
Output is correct |
78 |
Correct |
19 ms |
1296 KB |
Output is correct |
79 |
Correct |
72 ms |
1616 KB |
Output is correct |
80 |
Correct |
200 ms |
1520 KB |
Output is correct |
81 |
Correct |
199 ms |
1616 KB |
Output is correct |
82 |
Correct |
253 ms |
1620 KB |
Output is correct |
83 |
Correct |
10 ms |
1112 KB |
Output is correct |
84 |
Correct |
154 ms |
1628 KB |
Output is correct |
85 |
Correct |
196 ms |
1616 KB |
Output is correct |
86 |
Correct |
177 ms |
1112 KB |
Output is correct |
87 |
Correct |
16 ms |
1252 KB |
Output is correct |
88 |
Correct |
167 ms |
1112 KB |
Output is correct |
89 |
Correct |
182 ms |
1112 KB |
Output is correct |
90 |
Correct |
6 ms |
1112 KB |
Output is correct |
91 |
Correct |
105 ms |
1624 KB |
Output is correct |
92 |
Correct |
168 ms |
1112 KB |
Output is correct |
93 |
Correct |
189 ms |
1268 KB |
Output is correct |
94 |
Correct |
182 ms |
1268 KB |
Output is correct |
95 |
Correct |
197 ms |
1536 KB |
Output is correct |
96 |
Correct |
187 ms |
1360 KB |
Output is correct |
97 |
Correct |
184 ms |
1112 KB |
Output is correct |