Submission #730975

#	Time	Username	Problem	Language	Result	Execution time	Memory
730975		alexdd	Secret (JOI14_secret)	C++17	0 / 100	454 ms	4460 KiB

secret

#include "secret.h"
#include<bits/stdc++.h>
using namespace std;
int bit[2][2];
int a[1005];
int n;
int op(int x, int y)
{
    int rez=0,a,b;
    for(int i=0;i<30;i++)
    {
        a = ((x&(1<<i))!=0);
        b = ((y&(1<<i))!=0);
        rez += (1<<i) * bit[a][b];
    }
    return rez;
}
void Init(int N, int A[])
{
    for(int i=0;i<2;i++)
        for(int j=0;j<2;j++)
            bit[i][j] = Secret(i,j);
    n=N;
    for(int i=1;i<=n;i++)
        a[i]=A[i];
}

int Query(int L, int R)
{
    int rez = a[L];
    for(int i=L+1;i<=R;i++)
    {
        rez = op(rez, a[L]);
    }
    return rez;
}

• Subtask 1: 0 / 100