# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
959776 |
2024-04-09T05:06:05 Z |
irmuun |
Secret (JOI14_secret) |
C++17 |
|
364 ms |
11828 KB |
#include<bits/stdc++.h>
#include "secret.h"
using namespace std;
#define ll long long
#define pb push_back
#define ff first
#define ss second
#define all(s) s.begin(),s.end()
#define rall(s) s.rbegin(),s.rend()
const ll maxn=1e3+5;
int n;
vector<pair<int,int>>v;
int pre[maxn][maxn],suf[maxn][maxn];
int a[maxn];
void build(int l,int r){
if(l+1>=r) return;
int mid=(l+r)/2;
suf[mid][mid]=a[mid];
for(int i=mid-1;i>=l;i--){
suf[mid][i]=Secret(suf[mid][i+1],a[i]);
}
pre[mid+1][mid+1]=a[mid+1];
for(int i=mid+2;i<=r;i++){
pre[mid+1][i]=Secret(pre[mid+1][i-1],a[i]);
}
build(l,mid);
build(mid+1,r);
}
int ask(int l,int r,int L,int R){
int mid=(l+r)/2;
if(R<=mid){
return ask(l,mid,L,R);
}
if(L>=mid+1){
return ask(mid+1,r,L,R);
}
return Secret(suf[mid][L],pre[mid+1][R]);
}
void Init(int N,int A[]){
n=N;
for(int i=0;i<n;i++){
a[i]=A[i];
}
build(0,n-1);
}
int Query(int l,int r){
if(l==r){
return a[l];
}
if(l+1==r){
return Secret(a[l],a[r]);
}
return ask(0,n-1,l,r);
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
95 ms |
10828 KB |
Wrong Answer: Query(222, 254) - expected : 34031541, actual : 268854015. |
2 |
Incorrect |
95 ms |
10920 KB |
Wrong Answer: Query(60, 375) - expected : 669221184, actual : 311474560. |
3 |
Incorrect |
107 ms |
10920 KB |
Wrong Answer: Query(211, 401) - expected : 674373968, actual : 353554500. |
4 |
Incorrect |
360 ms |
11828 KB |
Wrong Answer: Query(90, 497) - expected : 397934825, actual : 343081568. |
5 |
Incorrect |
364 ms |
11564 KB |
Wrong Answer: Query(587, 915) - expected : 752404486, actual : 957013316. |
6 |
Incorrect |
354 ms |
11692 KB |
Wrong Answer: Query(200, 208) - expected : 277813445, actual : 154975445. |
7 |
Incorrect |
361 ms |
11600 KB |
Wrong Answer: Query(84, 976) - expected : 742463504, actual : 675449873. |
8 |
Incorrect |
356 ms |
11688 KB |
Wrong Answer: Query(58, 987) - expected : 20022464, actual : 273091792. |
9 |
Incorrect |
351 ms |
11604 KB |
Wrong Answer: Query(33, 967) - expected : 676869696, actual : 827853577. |
10 |
Incorrect |
351 ms |
11600 KB |
Wrong Answer: Query(116, 961) - expected : 68487362, actual : 337854787. |