Submission #1064899

#	Time	Username	Problem	Language	Result	Execution time	Memory
1064899		DeathIsAwe	Secret (JOI14_secret)	C++14	0 / 100	322 ms	12216 KiB

secret

#include "secret.h"
#include <bits/stdc++.h>
using namespace std;
int bollocks[1000][1000], divider[129], conquer[1000][1000], arr[1000], en;
bool exist[1000];


void bollocksolve(int x, int y) {
  for (int i=x;i<=y;i++) {
    bollocks[i][i] = arr[i];
    for (int j=i+1;j<=y;j++) {
      bollocks[i][j] = Secret(bollocks[i][j - 1], arr[j]);
    }
  }
}


void solve(int x, int y, int depth) {
  int mid = (x + y) / 2; exist[mid] = true;
  conquer[mid][mid] = arr[mid]; conquer[mid + 1][mid] = arr[mid + 1];
  for (int i = mid - 1; i >= x; i--) {
    conquer[i][mid] = Secret(arr[i], conquer[i + 1][mid]);
  }
  for (int i = mid + 2; i <= y; i++) {
    conquer[i][mid] = Secret(conquer[i - 1][mid], arr[i]);
  }


  if (depth < 7) {
    if (x < mid) {
      solve(x, mid, depth + 1);
    }
    if (y > mid + 1) {
      solve(mid + 1, y, depth + 1);
    }
  } else {
    if (x < mid) {
      bollocksolve(x, mid);
    }
    if (y > mid + 1) {
      bollocksolve(mid + 1, y);
    }
  }
}


void Init(int n, int a[]) {
  en = n;
  for (int i=0;i<n;i++) {
    arr[i] = a[i];
    exist[i] = false;
  }
  solve(0, n - 1, 1);
}


int Query(int L, int R) {
  int top = en - 1, bottom = 0, mid;
  while (true) {
    mid = (top + bottom) / 2;
    if (L > mid) {
      bottom = mid;
    } else if (R < mid) {
      top = mid;
    } else {
      break;
    }
  }
  //cout << mid << ' ' << exist[mid] << ' ';


  if (exist[mid]) {
    if (L == mid) {
      return conquer[R][L];
    } else if (R == mid) {
      return conquer[L][R];
    }
    //cout << conquer[L][mid] << ' ' << conquer[R][mid] << ' ';
    return Secret(conquer[L][mid], conquer[R][mid]);
  } else {
    return bollocks[L][R];
  }
}

• Subtask 1: 0 / 100