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답안 #361534

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
361534 2021-01-30T13:00:43 Z shahriarkhan 비밀 (JOI14_secret) C++14
0 / 100
 511 ms 4716 KB 
#include<bits/stdc++.h>
#include "secret.h"
using namespace std ;

const int mx = 1024 ;

int pre[mx][mx] , a[mx] , n ;

void dnc(int l , int r , int d)
{
    if(l+1==r) return ;
    if(l==r) return ;
    int mid = (l+r)>>1 ;
    pre[d][mid] = a[mid] , pre[d][mid+1] = a[mid+1] ;
    for(int i = mid - 1 ; i >= l ; --i)
    {
        pre[d][i] = Secret(pre[d][i+1],a[i]) ;
    }
    for(int i = mid + 2 ; i <= r ; ++i)
    {
        pre[d][i] = Secret(pre[d][i-1],a[i]) ;
    }
    dnc(l,mid,d+1) , dnc(mid+1,r,d+1) ;
}

void Init(int N , int A[])
{
    n = N ;
    for(int i = 0 ; i < N ; ++i) a[i] = A[i] ;
    dnc(0,N-1,0) ;
}

int dq(int l , int r , int d , int ql , int qr)
{
    int mid = (l+r)>>1 ;
    if(ql<=mid && qr>mid) return Secret(pre[d][ql],pre[d][qr]) ;
    if(qr==mid) return pre[d][ql] ;
    if(qr<mid) return dq(l,mid,d+1,ql,qr) ;
    else return dq(mid+1,r,d+1,ql,qr) ;
}

int Query(int L , int R)
{
    if(L==R) return a[L] ;
    if(L+1==R) return Secret(a[L],a[R]) ;
    return dq(0,n-1,0,L,R) ;
}

Subtask #1
0.0 / 100.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 137 ms 2540 KB Wrong Answer: Query(222, 254) - expected : 34031541, actual : 268854015.
2 Incorrect 151 ms 2540 KB Wrong Answer: Query(60, 375) - expected : 669221184, actual : 311474560.
3 Incorrect 142 ms 2668 KB Wrong Answer: Query(211, 401) - expected : 674373968, actual : 353554500.
4 Incorrect 506 ms 4588 KB Wrong Answer: Query(90, 497) - expected : 397934825, actual : 343081568.
5 Incorrect 505 ms 4716 KB Wrong Answer: Query(587, 915) - expected : 752404486, actual : 957013316.
6 Incorrect 492 ms 4496 KB Wrong Answer: Query(200, 208) - expected : 277813445, actual : 154975445.
7 Incorrect 504 ms 4460 KB Wrong Answer: Query(84, 976) - expected : 742463504, actual : 675449873.
8 Incorrect 497 ms 4460 KB Wrong Answer: Query(58, 987) - expected : 20022464, actual : 273091792.
9 Incorrect 495 ms 4460 KB Wrong Answer: Query(33, 967) - expected : 676869696, actual : 827853577.
10 Incorrect 511 ms 4460 KB Wrong Answer: Query(116, 961) - expected : 68487362, actual : 337854787.