Submission #738135

#	Time	Username	Problem	Language	Result	Execution time	Memory
738135		onebit1024	Secret (JOI14_secret)	C++17	30 / 100	470 ms	4436 KiB

secret

#include "secret.h"
#include <bits/stdc++.h>
using namespace std;

vector<vector<int>>dp;
void Init(int N, int A[]) {
  dp = vector<vector<int>>(N, vector<int>(11));
  for(int i = 0;i<N;++i)dp[i][0] = A[i];
  for(int j = 1;j<=10;++j){
    for(int i = 0;(i+(1ll<<j))-1 < N;++i){
      dp[i][j] = Secret(dp[i][j-1],dp[i+(1ll<<(j-1))][j-1]);
    }
  }
}

int Query(int L, int R) {
  int res = -1;
  for(int i = 10;i>=0;--i){
    if((L+(1ll<<i))-1 <= R){
      if(res==-1)res = dp[L][i];
      else res = Secret(res, dp[L][i]);
      L+=(1ll<<i);
    }
  }
  return res;
}

• Subtask 1: 30 / 100