#include <bits/stdc++.h>
#define f first
#define s second
#define ent '\n'
typedef long long ll;
using namespace std;
struct asd{
int a, b, w, ca, cb;
};
vector<int> ask(int i);
const string out[2]={"NO\n","YES\n"};
const ll dx[]={0,1,0,-1,-1,1,1,-1};
const ll dy[]={1,0,-1,0,-1,1,-1,1};
const int mod=998244353;
const int md=1e9+7;
const int mx=3e5+12;
const bool T=0;
vector<int> ans[mx];
int ma;
vector<int> Ask(int i){
if(ans[i].size()>0){
return ans[i];
}
ans[i]=ask(i);
return ans[i];
}
int find(int l,int r,int x,int left,int right){
if(!x || l>r)return -1;
int mid=l+r>>1, cnt=0;
for(int i=mid;i<=r;i++){
auto a=ask(i);
if(a[0]+a[1]<ma){
if(a[0]+a[1]==0){
return i;
}
cnt++;
}
else{
int val=find(i+1, r, a[1] - right, a[0], right);
if(val!=-1){
return val;
}
return find(l, mid-1, a[0] - left - cnt, left, a[1] + cnt);
}
}
return find(l, mid-1, x-cnt, left, right - cnt);
}
int find_best(int n){
int pos=0, c=0;
for(int i=0;i<478;i++){
auto a=Ask(n-i-1);
if(a[0]+a[1]==0){
return n-i-1;
}
if(a[0]+a[1]>ma){
ma=a[0]+a[1];
}
pos=i;
if(ma>sqrt(sqrt(n))+1)break;
}
for(int i=0;i<=pos;i++){
auto a=Ask(n-i-1);
if(a[0]+a[1]!=ma){
c++;
}
}
return find(0, n-pos-2, ma - c, 0, c);
}
Compilation message
prize.cpp: In function 'int find(int, int, int, int, int)':
prize.cpp:35:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
35 | int mid=l+r>>1, cnt=0;
| ~^~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
5 ms |
7492 KB |
Output is correct |
| 2 |
Correct |
4 ms |
8000 KB |
Output is correct |
| 3 |
Correct |
6 ms |
7740 KB |
Output is correct |
| 4 |
Correct |
2 ms |
7256 KB |
Output is correct |
| 5 |
Correct |
4 ms |
7744 KB |
Output is correct |
| 6 |
Correct |
5 ms |
7512 KB |
Output is correct |
| 7 |
Correct |
5 ms |
7744 KB |
Output is correct |
| 8 |
Correct |
5 ms |
7736 KB |
Output is correct |
| 9 |
Correct |
4 ms |
7740 KB |
Output is correct |
| 10 |
Correct |
5 ms |
7744 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
4 ms |
8004 KB |
Output is correct |
| 2 |
Correct |
5 ms |
7744 KB |
Output is correct |
| 3 |
Correct |
4 ms |
7740 KB |
Output is correct |
| 4 |
Correct |
2 ms |
7508 KB |
Output is correct |
| 5 |
Correct |
4 ms |
7740 KB |
Output is correct |
| 6 |
Correct |
4 ms |
7748 KB |
Output is correct |
| 7 |
Correct |
5 ms |
7492 KB |
Output is correct |
| 8 |
Correct |
5 ms |
7764 KB |
Output is correct |
| 9 |
Correct |
4 ms |
7740 KB |
Output is correct |
| 10 |
Correct |
4 ms |
7692 KB |
Output is correct |
| 11 |
Correct |
3 ms |
7256 KB |
Output is correct |
| 12 |
Correct |
3 ms |
7256 KB |
Output is correct |
| 13 |
Correct |
2 ms |
7256 KB |
Output is correct |
| 14 |
Correct |
6 ms |
7256 KB |
Output is correct |
| 15 |
Correct |
25 ms |
7256 KB |
Output is correct |
| 16 |
Correct |
5 ms |
7256 KB |
Output is correct |
| 17 |
Correct |
24 ms |
7256 KB |
Output is correct |
| 18 |
Correct |
2 ms |
7256 KB |
Output is correct |
| 19 |
Correct |
19 ms |
7256 KB |
Output is correct |
| 20 |
Correct |
14 ms |
7256 KB |
Output is correct |
| 21 |
Correct |
17 ms |
7256 KB |
Output is correct |
| 22 |
Correct |
12 ms |
7256 KB |
Output is correct |
| 23 |
Correct |
6 ms |
7732 KB |
Output is correct |
| 24 |
Correct |
4 ms |
7256 KB |
Output is correct |
| 25 |
Correct |
11 ms |
7256 KB |
Output is correct |
| 26 |
Correct |
14 ms |
7256 KB |
Output is correct |
| 27 |
Correct |
4 ms |
7748 KB |
Output is correct |
| 28 |
Correct |
3 ms |
7256 KB |
Output is correct |
| 29 |
Correct |
3 ms |
7424 KB |
Output is correct |
| 30 |
Correct |
2 ms |
7256 KB |
Output is correct |
| 31 |
Correct |
22 ms |
7256 KB |
Output is correct |
| 32 |
Correct |
3 ms |
7256 KB |
Output is correct |
| 33 |
Correct |
3 ms |
7256 KB |
Output is correct |
| 34 |
Correct |
18 ms |
7256 KB |
Output is correct |
| 35 |
Correct |
4 ms |
7996 KB |
Output is correct |
| 36 |
Correct |
17 ms |
7256 KB |
Output is correct |
| 37 |
Correct |
3 ms |
7256 KB |
Output is correct |
| 38 |
Correct |
4 ms |
7736 KB |
Output is correct |
| 39 |
Correct |
15 ms |
7256 KB |
Output is correct |
| 40 |
Correct |
2 ms |
7464 KB |
Output is correct |
| 41 |
Correct |
9 ms |
7256 KB |
Output is correct |
| 42 |
Correct |
10 ms |
7256 KB |
Output is correct |
| 43 |
Correct |
11 ms |
7256 KB |
Output is correct |
| 44 |
Correct |
14 ms |
7476 KB |
Output is correct |
| 45 |
Correct |
15 ms |
7256 KB |
Output is correct |
| 46 |
Correct |
22 ms |
7256 KB |
Output is correct |
| 47 |
Correct |
17 ms |
7256 KB |
Output is correct |
| 48 |
Correct |
7 ms |
7256 KB |
Output is correct |
| 49 |
Correct |
16 ms |
7256 KB |
Output is correct |
| 50 |
Correct |
3 ms |
7256 KB |
Output is correct |
| 51 |
Correct |
17 ms |
7256 KB |
Output is correct |
| 52 |
Correct |
26 ms |
7256 KB |
Output is correct |
| 53 |
Correct |
5 ms |
7740 KB |
Output is correct |
| 54 |
Correct |
15 ms |
7256 KB |
Output is correct |
| 55 |
Correct |
31 ms |
7256 KB |
Output is correct |
| 56 |
Correct |
2 ms |
7256 KB |
Output is correct |
| 57 |
Correct |
8 ms |
7256 KB |
Output is correct |
| 58 |
Correct |
6 ms |
7256 KB |
Output is correct |
| 59 |
Correct |
14 ms |
7256 KB |
Output is correct |
| 60 |
Correct |
11 ms |
7252 KB |
Output is correct |
| 61 |
Correct |
4 ms |
7996 KB |
Output is correct |
| 62 |
Correct |
4 ms |
7492 KB |
Output is correct |
| 63 |
Correct |
4 ms |
7740 KB |
Output is correct |
| 64 |
Correct |
4 ms |
7740 KB |
Output is correct |
| 65 |
Correct |
2 ms |
7256 KB |
Output is correct |
| 66 |
Correct |
2 ms |
7256 KB |
Output is correct |
| 67 |
Correct |
5 ms |
7740 KB |
Output is correct |
| 68 |
Correct |
2 ms |
7256 KB |
Output is correct |
| 69 |
Correct |
2 ms |
7256 KB |
Output is correct |
| 70 |
Correct |
3 ms |
7484 KB |
Output is correct |
| 71 |
Correct |
34 ms |
7256 KB |
Output is correct |
| 72 |
Correct |
4 ms |
7256 KB |
Output is correct |
| 73 |
Correct |
23 ms |
7256 KB |
Output is correct |
| 74 |
Correct |
19 ms |
7256 KB |
Output is correct |
| 75 |
Correct |
5 ms |
7492 KB |
Output is correct |
| 76 |
Correct |
36 ms |
7252 KB |
Output is correct |
| 77 |
Correct |
26 ms |
7256 KB |
Output is correct |
| 78 |
Correct |
3 ms |
7256 KB |
Output is correct |
| 79 |
Correct |
10 ms |
7256 KB |
Output is correct |
| 80 |
Correct |
23 ms |
7256 KB |
Output is correct |
| 81 |
Correct |
27 ms |
7256 KB |
Output is correct |
| 82 |
Correct |
23 ms |
7256 KB |
Output is correct |
| 83 |
Correct |
4 ms |
7748 KB |
Output is correct |
| 84 |
Correct |
16 ms |
7256 KB |
Output is correct |
| 85 |
Correct |
21 ms |
7256 KB |
Output is correct |
| 86 |
Correct |
4 ms |
7256 KB |
Output is correct |
| 87 |
Correct |
3 ms |
7256 KB |
Output is correct |
| 88 |
Correct |
4 ms |
7736 KB |
Output is correct |
| 89 |
Correct |
4 ms |
7988 KB |
Output is correct |
| 90 |
Correct |
4 ms |
7992 KB |
Output is correct |
| 91 |
Correct |
3 ms |
7744 KB |
Output is correct |
| 92 |
Correct |
3 ms |
7736 KB |
Output is correct |
| 93 |
Correct |
4 ms |
7256 KB |
Output is correct |
| 94 |
Correct |
3 ms |
7256 KB |
Output is correct |
| 95 |
Correct |
3 ms |
7256 KB |
Output is correct |
| 96 |
Correct |
4 ms |
7744 KB |
Output is correct |
| 97 |
Correct |
5 ms |
7492 KB |
Output is correct |
