#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 < 100000){
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 |
12 ms |
1488 KB |
Output is correct |
| 2 |
Correct |
13 ms |
1112 KB |
Output is correct |
| 3 |
Correct |
16 ms |
1112 KB |
Output is correct |
| 4 |
Correct |
9 ms |
1112 KB |
Output is correct |
| 5 |
Correct |
9 ms |
1112 KB |
Output is correct |
| 6 |
Correct |
7 ms |
1368 KB |
Output is correct |
| 7 |
Correct |
17 ms |
1112 KB |
Output is correct |
| 8 |
Correct |
9 ms |
1112 KB |
Output is correct |
| 9 |
Correct |
14 ms |
1112 KB |
Output is correct |
| 10 |
Correct |
9 ms |
1112 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
13 ms |
1112 KB |
Output is correct |
| 2 |
Correct |
9 ms |
1112 KB |
Output is correct |
| 3 |
Correct |
12 ms |
1656 KB |
Output is correct |
| 4 |
Correct |
10 ms |
1112 KB |
Output is correct |
| 5 |
Correct |
10 ms |
1252 KB |
Output is correct |
| 6 |
Correct |
8 ms |
1112 KB |
Output is correct |
| 7 |
Correct |
9 ms |
1112 KB |
Output is correct |
| 8 |
Correct |
9 ms |
1112 KB |
Output is correct |
| 9 |
Correct |
8 ms |
1112 KB |
Output is correct |
| 10 |
Correct |
14 ms |
1368 KB |
Output is correct |
| 11 |
Correct |
44 ms |
1360 KB |
Output is correct |
| 12 |
Correct |
9 ms |
1112 KB |
Output is correct |
| 13 |
Correct |
60 ms |
1292 KB |
Output is correct |
| 14 |
Correct |
14 ms |
340 KB |
Output is correct |
| 15 |
Correct |
81 ms |
1112 KB |
Output is correct |
| 16 |
Correct |
325 ms |
1632 KB |
Output is correct |
| 17 |
Correct |
6 ms |
1368 KB |
Output is correct |
| 18 |
Correct |
438 ms |
1760 KB |
Output is correct |
| 19 |
Correct |
5 ms |
1112 KB |
Output is correct |
| 20 |
Correct |
120 ms |
900 KB |
Output is correct |
| 21 |
Correct |
139 ms |
1652 KB |
Output is correct |
| 22 |
Correct |
42 ms |
1112 KB |
Output is correct |
| 23 |
Correct |
14 ms |
1276 KB |
Output is correct |
| 24 |
Correct |
16 ms |
1112 KB |
Output is correct |
| 25 |
Correct |
254 ms |
1872 KB |
Output is correct |
| 26 |
Correct |
199 ms |
1556 KB |
Output is correct |
| 27 |
Correct |
20 ms |
1368 KB |
Output is correct |
| 28 |
Correct |
372 ms |
1912 KB |
Output is correct |
| 29 |
Correct |
305 ms |
1452 KB |
Output is correct |
| 30 |
Correct |
450 ms |
1832 KB |
Output is correct |
| 31 |
Correct |
5 ms |
1368 KB |
Output is correct |
| 32 |
Correct |
69 ms |
1112 KB |
Output is correct |
| 33 |
Correct |
1 ms |
344 KB |
Output is correct |
| 34 |
Correct |
125 ms |
1556 KB |
Output is correct |
| 35 |
Correct |
29 ms |
1368 KB |
Output is correct |
| 36 |
Correct |
119 ms |
1364 KB |
Output is correct |
| 37 |
Correct |
21 ms |
1368 KB |
Output is correct |
| 38 |
Correct |
13 ms |
1112 KB |
Output is correct |
| 39 |
Correct |
187 ms |
1508 KB |
Output is correct |
| 40 |
Correct |
385 ms |
1656 KB |
Output is correct |
| 41 |
Correct |
293 ms |
1616 KB |
Output is correct |
| 42 |
Correct |
346 ms |
1656 KB |
Output is correct |
| 43 |
Correct |
257 ms |
1508 KB |
Output is correct |
| 44 |
Correct |
160 ms |
1576 KB |
Output is correct |
| 45 |
Correct |
189 ms |
1356 KB |
Output is correct |
| 46 |
Correct |
7 ms |
1112 KB |
Output is correct |
| 47 |
Correct |
161 ms |
1308 KB |
Output is correct |
| 48 |
Correct |
312 ms |
1692 KB |
Output is correct |
| 49 |
Correct |
50 ms |
1112 KB |
Output is correct |
| 50 |
Correct |
440 ms |
1656 KB |
Output is correct |
| 51 |
Correct |
194 ms |
1568 KB |
Output is correct |
| 52 |
Correct |
16 ms |
1516 KB |
Output is correct |
| 53 |
Correct |
26 ms |
1248 KB |
Output is correct |
| 54 |
Correct |
245 ms |
1872 KB |
Output is correct |
| 55 |
Correct |
6 ms |
1112 KB |
Output is correct |
| 56 |
Correct |
411 ms |
2028 KB |
Output is correct |
| 57 |
Correct |
283 ms |
1552 KB |
Output is correct |
| 58 |
Correct |
312 ms |
1616 KB |
Output is correct |
| 59 |
Correct |
257 ms |
1544 KB |
Output is correct |
| 60 |
Correct |
205 ms |
1476 KB |
Output is correct |
| 61 |
Correct |
34 ms |
1276 KB |
Output is correct |
| 62 |
Correct |
9 ms |
1112 KB |
Output is correct |
| 63 |
Correct |
28 ms |
1300 KB |
Output is correct |
| 64 |
Correct |
17 ms |
1364 KB |
Output is correct |
| 65 |
Correct |
57 ms |
1112 KB |
Output is correct |
| 66 |
Correct |
64 ms |
1296 KB |
Output is correct |
| 67 |
Correct |
43 ms |
1112 KB |
Output is correct |
| 68 |
Correct |
786 ms |
1264 KB |
Output is correct |
| 69 |
Correct |
78 ms |
1112 KB |
Output is correct |
| 70 |
Correct |
27 ms |
1112 KB |
Output is correct |
| 71 |
Partially correct |
612 ms |
1852 KB |
Partially correct - number of queries: 5259 |
| 72 |
Correct |
66 ms |
1368 KB |
Output is correct |
| 73 |
Partially correct |
476 ms |
1604 KB |
Partially correct - number of queries: 5196 |
| 74 |
Partially correct |
525 ms |
1824 KB |
Partially correct - number of queries: 5223 |
| 75 |
Correct |
23 ms |
1112 KB |
Output is correct |
| 76 |
Correct |
399 ms |
1828 KB |
Output is correct |
| 77 |
Correct |
459 ms |
1996 KB |
Output is correct |
| 78 |
Correct |
54 ms |
1356 KB |
Output is correct |
| 79 |
Correct |
265 ms |
1732 KB |
Output is correct |
| 80 |
Correct |
436 ms |
1740 KB |
Output is correct |
| 81 |
Correct |
524 ms |
1896 KB |
Output is correct |
| 82 |
Correct |
418 ms |
1604 KB |
Output is correct |
| 83 |
Correct |
22 ms |
1296 KB |
Output is correct |
| 84 |
Correct |
360 ms |
1784 KB |
Output is correct |
| 85 |
Correct |
515 ms |
1868 KB |
Output is correct |
| 86 |
Correct |
895 ms |
1368 KB |
Output is correct |
| 87 |
Correct |
74 ms |
1260 KB |
Output is correct |
| 88 |
Correct |
892 ms |
1112 KB |
Output is correct |
| 89 |
Correct |
943 ms |
1492 KB |
Output is correct |
| 90 |
Correct |
22 ms |
1112 KB |
Output is correct |
| 91 |
Correct |
535 ms |
1368 KB |
Output is correct |
| 92 |
Correct |
915 ms |
1268 KB |
Output is correct |
| 93 |
Correct |
948 ms |
1360 KB |
Output is correct |
| 94 |
Correct |
910 ms |
1364 KB |
Output is correct |
| 95 |
Correct |
907 ms |
1260 KB |
Output is correct |
| 96 |
Correct |
878 ms |
1364 KB |
Output is correct |
| 97 |
Correct |
853 ms |
1112 KB |
Output is correct |
