oj.uz

Submission #565521

# Submission time Handle Problem Language Result Execution time Memory
565521 2022-05-21T04:05:04 Z ac2hu Secret (JOI14_secret) C++14
0 / 100
 726 ms 12212 KB 
#include "secret.h"
#include<bits/stdc++.h>
using namespace std;
const int _N = 1e3 + 1;
int RR[_N][_N];// right[i][j] = query(j, i)
int LL[_N][_N]; // left[i][j] = query(i, j)
vector<int> temp;
int a[_N];
int n;
void build(int l,int r){
    if(l + 1 < r){
        int mid = (l + r - 1)/2; 
        temp.push_back(mid);
        RR[mid + 1][mid] = a[mid + 1];
        for(int i = mid + 2;i<=r;i++){
            RR[i][mid] = Secret(RR[i - 1][mid],  a[i]);
        }
        LL[mid][mid] = a[mid];
        for(int i = mid - 1;i>=0;i--){
            LL[i][mid] = Secret(LL[i + 1][mid], a[i]);
        }
        build(l, mid);
        build(mid + 1, r);
    }
}
void Init(int N, int A[]) {
    for(int i = 0;i<N;i++)
        a[i] = A[i];
    build(1, N - 1);
}
int Query(int L, int R) {
    if(L == R){
        return a[L];
    }
    else if(L + 1 == R)
        return Secret(a[L], a[R]);
    else{
        for(auto e : temp){
            if(L <= e && e < R)return Secret(LL[L][e], RR[R][e]);
        }
        assert(false);
    }
}

Subtask #1
0.0 / 100.0

# Verdict Execution time Memory Grader output
1 Incorrect 170 ms 6340 KB Wrong Answer: Query(222, 254) - expected : 34031541, actual : 268854015.
2 Incorrect 175 ms 6416 KB Wrong Answer: Query(60, 375) - expected : 669221184, actual : 311474560.
3 Incorrect 170 ms 6444 KB Wrong Answer: Query(211, 401) - expected : 674373968, actual : 353554500.
4 Incorrect 672 ms 12196 KB Wrong Answer: Query(90, 497) - expected : 397934825, actual : 343081568.
5 Incorrect 671 ms 12212 KB Wrong Answer: Query(587, 915) - expected : 752404486, actual : 957013316.
6 Incorrect 690 ms 12096 KB Wrong Answer: Query(738, 741) - expected : 983692994, actual : 302576192.
7 Incorrect 694 ms 12156 KB Wrong Answer: Query(84, 976) - expected : 742463504, actual : 675449873.
8 Incorrect 675 ms 12200 KB Wrong Answer: Query(58, 987) - expected : 20022464, actual : 273091792.
9 Incorrect 667 ms 12092 KB Wrong Answer: Query(33, 967) - expected : 676869696, actual : 827853577.
10 Incorrect 726 ms 12080 KB Wrong Answer: Query(116, 961) - expected : 68487362, actual : 337854787.