oj.uz

Submission #483301

# Submission time Handle Problem Language Result Execution time Memory
483301 2021-10-28T14:50:11 Z Alexandruabcde Secret (JOI14_secret) C++14
0 / 100
 462 ms 8332 KB 
#include <bits/stdc++.h>
#include "secret.h"

using namespace std;

constexpr int NMAX = 1005;

int n;
int V[NMAX];
int ans[NMAX][NMAX];

void Precalculare (int Left, int Right) {
    if (Left >= Right) return;

    int mij = (Left + Right) / 2;
    ans[mij][mij] = V[mij];

    for (int i = mij-1; i >= Left; -- i )
        ans[i][mij] = Secret(V[i], ans[i+1][mij]);

    ans[mij+1][mij+1] = V[mij+1];
    for (int i = mij+2; i <= Right; ++ i )
        ans[mij+1][i] = Secret(ans[mij+1][i-1], V[i]);

    Precalculare(Left, mij);
    Precalculare(mij+1, Right);
}

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

    Precalculare(1, N);
}

int Answer (int st, int dr, int qa, int qb) {
    int mij = (st + dr) / 2;

    if (qa <= mij && mij <= qb)
        return Secret(ans[qa][mij], ans[mij+1][qb]);

    if (qb < mij)
        return Answer(st, mij-1, qa, qb);

    return Answer(mij+1, dr, qa, qb);
}

int Query(int L, int R) {
    return Answer(1, n, L+1, R+1);
}

Subtask #1
0.0 / 100.0

# Verdict Execution time Memory Grader output
1 Incorrect 117 ms 4400 KB Wrong Answer: Query(264, 271) - expected : 675707686, actual : 4619042.
2 Incorrect 113 ms 4372 KB Wrong Answer: Query(210, 211) - expected : 558550312, actual : 558532904.
3 Incorrect 117 ms 4436 KB Wrong Answer: Query(67, 224) - expected : 202440844, actual : 536870912.
4 Incorrect 425 ms 8320 KB Wrong Answer: Query(384, 458) - expected : 896057572, actual : 536870912.
5 Incorrect 420 ms 8260 KB Wrong Answer: Query(263, 292) - expected : 653448456, actual : 536870912.
6 Incorrect 462 ms 8260 KB Wrong Answer: Query(915, 915) - expected : 282904741, actual : 278446241.
7 Correct 438 ms 8260 KB Output is correct - number of calls to Secret by Init = 7978, maximum number of calls to Secret by Query = 1
8 Correct 452 ms 8268 KB Output is correct - number of calls to Secret by Init = 7978, maximum number of calls to Secret by Query = 1
9 Correct 443 ms 8248 KB Output is correct - number of calls to Secret by Init = 7978, maximum number of calls to Secret by Query = 1
10 Correct 449 ms 8332 KB Output is correct - number of calls to Secret by Init = 7978, maximum number of calls to Secret by Query = 1