#include "bits/stdc++.h"
#include "prize.h"
//#define int long long
#define all(v) v.begin() , v.end()
#define sz(a) (int)a.size()
using namespace std;
int suf = -1;
vector<int> Cache={-1,-1};
map<int,vector<int>> dp;
vector<int> Ask(int i){
if(dp.count(i)) return dp[i];
return dp[i]=ask(i);
}
int ask_all(int l,int r){
for(int i=l;i<=r;i++){
vector<int> x = Ask(i);
if(x[0] + x[1] == 0) return i;
if(x[1] == suf) Cache=x;
else suf--;
}
return -23;
}
int Learn(int l,int r){
if(l>r) return -1;
if(l==r){
auto u = Ask(l);
if(u[0] + u[1] == 0) return l;
if(u[1] == suf) Cache=u;
else suf--;
return -1;
}
auto X = Ask(r);
if(X[0] + X[1] == 0) return r;
if(X[1] == suf) return -1;
int mid = (l + r) / 2;
auto u = Ask(mid);
if(u[0] + u[1] == 0) return mid;
if(u[1] == suf) return Learn(mid + 1,r - 1);
int lf = Learn(l,mid - 1);
if(lf != -1) return lf;
if(u[1]==suf) Cache=u;
else suf--;
if(X[1] == suf - (Cache[0]+Cache[1] > X[0] + X[1]) ) return -1;
int hm = Learn(mid+1,r-1);
if(hm !=- 1) return hm;
if(X[1] == suf) Cache = X;
else suf--;
return -1;
}
int find_best(int n){
if(n<=1000) return ask_all(0,n-1);
int art=0;
for(int i=0;i<=500;i++){
if(art==5) return Learn(i,n-1);
vector<int> x = Ask(i);
if(x[0]+x[1]==0) return i;
if(x[0]+x[1]>Cache[0]+Cache[1]) art++;
if(x[0]+x[1]>=Cache[0]+Cache[1]){
Cache=x;
suf=Cache[1];
}
else suf--;
}
return Learn(501,n-1);
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
10 ms |
336 KB |
Output is correct |
| 2 |
Correct |
10 ms |
336 KB |
Output is correct |
| 3 |
Correct |
9 ms |
336 KB |
Output is correct |
| 4 |
Correct |
10 ms |
468 KB |
Output is correct |
| 5 |
Correct |
9 ms |
336 KB |
Output is correct |
| 6 |
Correct |
1 ms |
336 KB |
Output is correct |
| 7 |
Correct |
11 ms |
976 KB |
Output is correct |
| 8 |
Correct |
11 ms |
484 KB |
Output is correct |
| 9 |
Correct |
9 ms |
336 KB |
Output is correct |
| 10 |
Correct |
6 ms |
720 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
10 ms |
592 KB |
Output is correct |
| 2 |
Correct |
8 ms |
592 KB |
Output is correct |
| 3 |
Correct |
9 ms |
336 KB |
Output is correct |
| 4 |
Correct |
8 ms |
336 KB |
Output is correct |
| 5 |
Correct |
10 ms |
336 KB |
Output is correct |
| 6 |
Correct |
1 ms |
336 KB |
Output is correct |
| 7 |
Correct |
10 ms |
336 KB |
Output is correct |
| 8 |
Correct |
10 ms |
336 KB |
Output is correct |
| 9 |
Correct |
9 ms |
336 KB |
Output is correct |
| 10 |
Correct |
8 ms |
336 KB |
Output is correct |
| 11 |
Correct |
13 ms |
704 KB |
Output is correct |
| 12 |
Correct |
7 ms |
592 KB |
Output is correct |
| 13 |
Correct |
21 ms |
336 KB |
Output is correct |
| 14 |
Correct |
11 ms |
584 KB |
Output is correct |
| 15 |
Correct |
22 ms |
524 KB |
Output is correct |
| 16 |
Partially correct |
122 ms |
1252 KB |
Partially correct - number of queries: 6687 |
| 17 |
Correct |
8 ms |
716 KB |
Output is correct |
| 18 |
Partially correct |
139 ms |
1284 KB |
Partially correct - number of queries: 8063 |
| 19 |
Correct |
7 ms |
508 KB |
Output is correct |
| 20 |
Correct |
38 ms |
592 KB |
Output is correct |
| 21 |
Correct |
61 ms |
784 KB |
Output is correct |
| 22 |
Correct |
20 ms |
336 KB |
Output is correct |
| 23 |
Correct |
10 ms |
336 KB |
Output is correct |
| 24 |
Correct |
7 ms |
336 KB |
Output is correct |
| 25 |
Correct |
83 ms |
988 KB |
Output is correct |
| 26 |
Correct |
81 ms |
704 KB |
Output is correct |
| 27 |
Correct |
9 ms |
496 KB |
Output is correct |
| 28 |
Partially correct |
112 ms |
1488 KB |
Partially correct - number of queries: 6818 |
| 29 |
Partially correct |
103 ms |
1488 KB |
Partially correct - number of queries: 5477 |
| 30 |
Partially correct |
172 ms |
1320 KB |
Partially correct - number of queries: 7894 |
| 31 |
Correct |
7 ms |
472 KB |
Output is correct |
| 32 |
Correct |
23 ms |
604 KB |
Output is correct |
| 33 |
Correct |
1 ms |
336 KB |
Output is correct |
| 34 |
Correct |
47 ms |
876 KB |
Output is correct |
| 35 |
Correct |
11 ms |
336 KB |
Output is correct |
| 36 |
Correct |
42 ms |
1224 KB |
Output is correct |
| 37 |
Correct |
13 ms |
336 KB |
Output is correct |
| 38 |
Correct |
8 ms |
592 KB |
Output is correct |
| 39 |
Correct |
76 ms |
828 KB |
Output is correct |
| 40 |
Partially correct |
140 ms |
1608 KB |
Partially correct - number of queries: 6988 |
| 41 |
Correct |
86 ms |
1104 KB |
Output is correct |
| 42 |
Correct |
92 ms |
960 KB |
Output is correct |
| 43 |
Correct |
67 ms |
772 KB |
Output is correct |
| 44 |
Correct |
51 ms |
908 KB |
Output is correct |
| 45 |
Correct |
41 ms |
840 KB |
Output is correct |
| 46 |
Correct |
7 ms |
588 KB |
Output is correct |
| 47 |
Correct |
54 ms |
1048 KB |
Output is correct |
| 48 |
Partially correct |
98 ms |
1296 KB |
Partially correct - number of queries: 5841 |
| 49 |
Correct |
16 ms |
728 KB |
Output is correct |
| 50 |
Partially correct |
149 ms |
1196 KB |
Partially correct - number of queries: 7979 |
| 51 |
Correct |
60 ms |
876 KB |
Output is correct |
| 52 |
Correct |
10 ms |
592 KB |
Output is correct |
| 53 |
Correct |
10 ms |
336 KB |
Output is correct |
| 54 |
Correct |
56 ms |
812 KB |
Output is correct |
| 55 |
Correct |
8 ms |
336 KB |
Output is correct |
| 56 |
Partially correct |
151 ms |
1504 KB |
Partially correct - number of queries: 7972 |
| 57 |
Partially correct |
103 ms |
1160 KB |
Partially correct - number of queries: 5685 |
| 58 |
Partially correct |
109 ms |
1040 KB |
Partially correct - number of queries: 5846 |
| 59 |
Correct |
94 ms |
1136 KB |
Output is correct |
| 60 |
Correct |
85 ms |
952 KB |
Output is correct |
| 61 |
Correct |
10 ms |
592 KB |
Output is correct |
| 62 |
Correct |
10 ms |
592 KB |
Output is correct |
| 63 |
Correct |
13 ms |
492 KB |
Output is correct |
| 64 |
Correct |
13 ms |
592 KB |
Output is correct |
| 65 |
Correct |
10 ms |
336 KB |
Output is correct |
| 66 |
Correct |
9 ms |
848 KB |
Output is correct |
| 67 |
Correct |
11 ms |
488 KB |
Output is correct |
| 68 |
Correct |
9 ms |
336 KB |
Output is correct |
| 69 |
Correct |
17 ms |
336 KB |
Output is correct |
| 70 |
Correct |
13 ms |
336 KB |
Output is correct |
| 71 |
Partially correct |
187 ms |
1540 KB |
Partially correct - number of queries: 9075 |
| 72 |
Correct |
20 ms |
784 KB |
Output is correct |
| 73 |
Partially correct |
146 ms |
1488 KB |
Partially correct - number of queries: 8963 |
| 74 |
Partially correct |
175 ms |
1580 KB |
Partially correct - number of queries: 9011 |
| 75 |
Correct |
13 ms |
448 KB |
Output is correct |
| 76 |
Partially correct |
159 ms |
1496 KB |
Partially correct - number of queries: 7923 |
| 77 |
Partially correct |
164 ms |
1908 KB |
Partially correct - number of queries: 8247 |
| 78 |
Correct |
20 ms |
592 KB |
Output is correct |
| 79 |
Correct |
76 ms |
912 KB |
Output is correct |
| 80 |
Partially correct |
151 ms |
1556 KB |
Partially correct - number of queries: 8277 |
| 81 |
Partially correct |
154 ms |
1664 KB |
Partially correct - number of queries: 8247 |
| 82 |
Partially correct |
148 ms |
1664 KB |
Partially correct - number of queries: 8062 |
| 83 |
Correct |
12 ms |
336 KB |
Output is correct |
| 84 |
Partially correct |
131 ms |
1108 KB |
Partially correct - number of queries: 6951 |
| 85 |
Partially correct |
144 ms |
1556 KB |
Partially correct - number of queries: 8233 |
| 86 |
Correct |
9 ms |
336 KB |
Output is correct |
| 87 |
Correct |
8 ms |
336 KB |
Output is correct |
| 88 |
Correct |
10 ms |
336 KB |
Output is correct |
| 89 |
Correct |
7 ms |
336 KB |
Output is correct |
| 90 |
Correct |
8 ms |
336 KB |
Output is correct |
| 91 |
Correct |
10 ms |
336 KB |
Output is correct |
| 92 |
Correct |
7 ms |
336 KB |
Output is correct |
| 93 |
Correct |
20 ms |
720 KB |
Output is correct |
| 94 |
Correct |
18 ms |
336 KB |
Output is correct |
| 95 |
Correct |
26 ms |
704 KB |
Output is correct |
| 96 |
Correct |
17 ms |
336 KB |
Output is correct |
| 97 |
Correct |
10 ms |
592 KB |
Output is correct |
