Submission #730976

#TimeUsernameProblemLanguageResultExecution timeMemory
730976alexdd비밀 (JOI14_secret)C++17
0 / 100
469 ms4320 KiB
#include "secret.h"
#include<bits/stdc++.h>
using namespace std;
long long bit[2][2];
long long a[1005];
long long n;
long long op(long long x, long long y)
{
    long long rez=0,a,b;
    for(long long i=0;i<30;i++)
    {
        a = ((x&(1LL<<i))!=0);
        b = ((y&(1LL<<i))!=0);
        rez += (1LL<<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)
{
    long long rez = a[L];
    for(int i=L+1;i<=R;i++)
    {
        rez = op(rez, a[L]);
    }
    return rez;
}


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