oj.uz

답안 #540762

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
540762 2022-03-21T17:00:38 Z ammar2000 비밀 (JOI14_secret) C++17
0 / 100
 441 ms 4700 KB 
#include "secret.h"
#include <bits/stdc++.h>
using namespace std;

int a[1111];
int n;
vector<int> pre[4444];
vector<int> suf[4444];
void build(int p,int s,int e)
{
    if(s==e){
        pre[p].push_back(a[s]);
        return;
    }
    int mid=(s+e)/2;
    build(p*2,s,mid);
    build(p*2+1,mid+1,e);
    pre[p].push_back(a[mid+1]);
    for(int i=mid+2;i<=e;i++){
        pre[p].push_back((pre[p].back(),a[i]));
    }
    suf[p].push_back(a[mid]);
    for(int i=mid-1;i>=s;i--){
        suf[p].push_back(Secret(suf[p].back(),a[i]));
    }
}
int get(int p,int s,int e,int a,int b)
{
    int mid=(s+e)/2;
    if(a<=mid&&mid<=b){
        if(b==mid){
            int h=mid-a;
            return suf[p][h];
        }
        else{
            int h=mid-a;
            int h2=b-mid-1;
            return Secret(suf[p][h],pre[p][h2]);
        }
    }
    if(b<=mid){
        return get(p*2,s,mid,a,b);
    }
    else{
        return get(p*2+1,mid+1,e,a,b);
    }
}
void Init(int N, int A[]){
    n=N;
    for(int i=0;i<n;i++){
        a[i]=A[i];
    }
    build(1,0,n-1);
}

int Query(int L, int R) {
    return get(1,0,n-1,L,R);
}

Subtask #1
0.0 / 100.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 126 ms 2620 KB Wrong Answer: Query(222, 254) - expected : 34031541, actual : 135688654.
2 Incorrect 120 ms 2640 KB Wrong Answer: Query(60, 375) - expected : 669221184, actual : 875604137.
3 Incorrect 114 ms 2560 KB Wrong Answer: Query(211, 401) - expected : 674373968, actual : 951529648.
4 Incorrect 436 ms 4700 KB Wrong Answer: Query(90, 497) - expected : 397934825, actual : 581599327.
5 Incorrect 430 ms 4532 KB Wrong Answer: Query(587, 915) - expected : 752404486, actual : 865768728.
6 Incorrect 429 ms 4608 KB Wrong Answer: Query(738, 741) - expected : 983692994, actual : 302011346.
7 Incorrect 429 ms 4612 KB Wrong Answer: Query(84, 976) - expected : 742463504, actual : 218866779.
8 Incorrect 438 ms 4504 KB Wrong Answer: Query(58, 987) - expected : 20022464, actual : 745643208.
9 Incorrect 428 ms 4684 KB Wrong Answer: Query(33, 967) - expected : 676869696, actual : 834678660.
10 Incorrect 441 ms 4604 KB Wrong Answer: Query(116, 961) - expected : 68487362, actual : 537520194.