Submission #800977

#	Time	Username	Problem	Language	Result	Execution time	Memory
800977		8pete8	Secret (JOI14_secret)	C++14	0 / 100	381 ms	4336 KiB

secret

#include<bits/stdc++.h>
#include "secret.h"
using namespace std;
#define ll long long
#define f first
#define endl "\n"
#define s second
#define pii pair<int,int>
#define ppii pair<int,pii>
#define pb push_back
#define fastio ios::sync_with_stdio(false);cin.tie(NULL);
using namespace std;
const int mxn=1e3;
int tab[11][mxn+10],lg;
void Init(int N,int A[]){
    for(int i=0;i<N;i++)tab[0][i]=A[i];
    for(int i=1;i<=lg;i++){
        for(int j=0;j+(1<<(i-1))<N;j++){
            tab[i][j]=Secret(tab[i-1][j],tab[i-1][j+(1<<(i-1))]);
        }
    }
}
int Query(int L,int R){
    lg=log2(R-L+1);
    return Secret(tab[lg][L],tab[lg][R-(1<<lg)+1]);
}

• Subtask 1: 0 / 100