oj.uz

Submission #1019696

# Submission time Handle Problem Language Result Execution time Memory
1019696 2024-07-11T07:38:12 Z codefox Secret (JOI14_secret) C++14
0 / 100
 306 ms 4560 KB 
#include<bits/stdc++.h>
#include "secret.h"

using namespace std;

vector<vector<int>> rright;
vector<vector<int>> lleft;

/*
int Secret(int a, int b)
{
    cout << a << " " << b << endl;
    int x;
    cin >> x;
    return x;
}
*/


void initialize(int l, int r, int A[])
{
    if (l==r) return;
    if (l==r+1) return;
    if (l== r+2) return;
    int m = (l+r)/2;
    for (int i = m+1; i < r; i++)
    {
        rright[m].push_back(Secret(rright[m].back(), A[i]));
    }
    for (int i = m-2; i >= l; i--)
    {
        lleft[m-1].push_back(Secret(lleft[m-1].back(), A[i]));
    }
    initialize(l, m-1, A);
    initialize(m+1, r, A);
}

void Init(int N, int A[]) {
    rright.assign(N, vector<int>());
    lleft.assign(N, vector<int>());
    for (int i = 0; i < N; i++)
    {
        rright[i].push_back(A[i]);
        lleft[i].push_back(A[i]);
    }
    initialize(0, N, A);
}

int Query(int L, int R) {
    int ss = R-L+1;
    if (rright[L].size()>=ss)
    {
        return rright[L][ss-1];
    }
    if (lleft[R].size()>=ss)
    {
        return lleft[R][ss-1];
    }
    for (int i = L+1; i <= R; i++)
    {
        if (rright[i].size()>= R-i+1 && lleft[i-1].size()>= i-L)
        {
            return Secret(rright[i][R-i], lleft[i-1][i-1-L]);
        }
    }
    return 0;
}

/*
int main()
{
    int n, q;
    cin >> n;
    int A[n];
    for (int i = 0; i < n; i++)
    {
        cin >> A[i];
    }
    cin >> q;
    Init(n, A);
    for (int i = 0; i < q; i++)
    {
        int a, b;
        cin >> a >> b;
        cout << Query(a, b) << "\n";
    }
}
*/

Compilation message

secret.cpp: In function 'int Query(int, int)':
secret.cpp:51:25: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   51 |     if (rright[L].size()>=ss)
      |         ~~~~~~~~~~~~~~~~^~~~
secret.cpp:55:24: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   55 |     if (lleft[R].size()>=ss)
      |         ~~~~~~~~~~~~~~~^~~~
secret.cpp:61:29: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   61 |         if (rright[i].size()>= R-i+1 && lleft[i-1].size()>= i-L)
      |             ~~~~~~~~~~~~~~~~^~~~~~~~
secret.cpp:61:58: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   61 |         if (rright[i].size()>= R-i+1 && lleft[i-1].size()>= i-L)
      |                                         ~~~~~~~~~~~~~~~~~^~~~~~

Subtask #1
0.0 / 100.0

# Verdict Execution time Memory Grader output
1 Incorrect 78 ms 2388 KB Wrong Answer: Query(222, 254) - expected : 34031541, actual : 34607541.
2 Incorrect 77 ms 2424 KB Wrong Answer: Query(60, 375) - expected : 669221184, actual : 755105792.
3 Incorrect 76 ms 2388 KB Wrong Answer: Query(211, 401) - expected : 674373968, actual : 362156408.
4 Incorrect 300 ms 4432 KB Wrong Answer: Query(90, 497) - expected : 397934825, actual : 108544080.
5 Incorrect 299 ms 4432 KB Wrong Answer: Query(587, 915) - expected : 752404486, actual : 659085336.
6 Incorrect 303 ms 4432 KB Wrong Answer: Query(738, 741) - expected : 983692994, actual : 850129153.
7 Incorrect 296 ms 4436 KB Wrong Answer: Query(84, 976) - expected : 742463504, actual : 773554242.
8 Incorrect 304 ms 4560 KB Wrong Answer: Query(58, 987) - expected : 20022464, actual : 490922392.
9 Incorrect 306 ms 4440 KB Wrong Answer: Query(33, 967) - expected : 676869696, actual : 939919433.
10 Incorrect 303 ms 4436 KB Wrong Answer: Query(116, 961) - expected : 68487362, actual : 274803083.