제출 #1062432

#제출 시각아이디문제언어결과실행 시간메모리
1062432mindiyak죄수들의 도전 (IOI22_prison)C++17
65 / 100
8 ms1632 KiB
#pragma GCC optimize("O1,O2,O3,Ofast,unroll-loops")
#include <bits/stdc++.h>
#include <string>
#include <iostream>
#include <cmath>
#include <numeric>
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
typedef pair<int, int> pi;
typedef pair<int, int> pl;
typedef pair<ld, ld> pd;
typedef vector<int> vi;
typedef vector<bool> vb;
typedef vector<vi> vvi;
typedef vector<ld> vd;
typedef vector<ll> vl;
typedef vector<pi> vpi;
typedef vector<pl> vpl;
#define FOR(i, a, b) for (int i = a; i < (b); i++)
#define F0R(i, a) for (int i = 0; i < (a); i++)
#define FORd(i, a, b) for (int i = (b)-1; i >= a; i--)
#define F0Rd(i, a) for (int i = (a)-1; i >= 0; i--)
#define trav(a, x) for (auto &a : x)
#define uid(a, b) uniform_int_distribution<int>(a, b)(rng)
#define len(x) (int)(x).size()
#define mp make_pair
#define pb push_back
#define F first
#define nl endl
#define S second
#define lb lower_bound
#define ub upper_bound
#define aint(x) x.begin(), x.end()
#define raint(x) x.rbegin(), x.rend()
#define ins insert
const int MOD = 1000000007;

vi convert(int n){
  vi arr(8,0);
  int pos = 7;
  while(n>0){
    arr[pos] = n%3;
    n/=3;
    pos --;
  }
  return arr;
}

vvi devise_strategy(int N) {
  vvi base3(5005,vi (8,0));

  for(int i=1;i<N+1;i++)base3[i] = convert(i);

  vvi arr (25,vi(N+1,0));

  for(int j = 1;j <= N;j++){
    arr[0][j] = base3[j][0] + 1;
  }



  for(int i=1;i<25;i++){
    // if((4<=i && i<=6) || (10<=i && i<=12) || (16<=i && i<=18))arr[i][0] = 0;
    // else arr[i][0] = 1;

    int level = 0;

    if(i<=3)level = 0;
    else if(i<=6)level = 1;
    else if(i<=9)level = 2;
    else if(i<=12)level = 3;
    else if(i<=15)level = 4;
    else if(i<=18)level = 5;
    else if(i<=21)level = 6;
    else if(i<=24)level = 7;

    arr[i][0] = (level + 1) % 2;

    for(int j = 1;j <= N;j++){
      int num = base3[j][level];
      int val = (i-1) % 3;
      if(val==num)arr[i][j] = base3[j][level+1] + (level+1)*3 + 1;
      if(val<num)arr[i][j] = (arr[i][0] == 1) ? -1 : -2;
      if(val>num)arr[i][j] = (arr[i][0] == 1) ? -2 : -1;
      if(val==num && level == 7)arr[i][j] = 0;
      // if(level == 6 && val==num) {
      //   if (base3[j][level+1] == 1) arr[i][j] = 22;
      //   else if (base3[j][level+1] == 0) arr[i][j] = (arr[i][0] == 1) ? -1 : -2;
      //   else arr[i][j] = (arr[i][0] == 1) ? -2 : -1;
      // } 
    }
  }

  // arr[22][0] = 0;
  // for(int j = 1;j <= N;j++){
  //   arr[22][j] = (base3[j][7] == 0) ? -1 : -2;
  // }


  // FILE *log_file = fopen("log1.txt","w");
  // int counter = 0;
  // for(auto a: arr){
  //   fprintf(log_file, "%d -> ", counter);
  //   for(auto b: a){
  //       fprintf(log_file, "%d ", b);
  //   }
  //   fprintf(log_file, "\n");
  //   counter ++;
  // }
  // fflush(log_file);

  // FILE *log_file2 = fopen("log2.txt","w");
  // counter = 0;
  // for(auto a: base3){
  //   fprintf(log_file2, "%d -> ", counter);
  //   for(auto b: a){
  //       fprintf(log_file2, "%d ", b);
  //   }
  //   fprintf(log_file2, "\n");
  //   counter ++;
  // }
  // fflush(log_file2);

  return arr;
}
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