Submission #1199158

#	Time	Username	Problem	Language	Result	Execution time	Memory
1199158		mychecksedad	Ancient Machine (JOI21_ancient_machine)	C++20	99 / 100	197 ms	11224 KiB

Anna

#include "Anna.h"
/* Author : Mychecksdead  */
#include<bits/stdc++.h>
using namespace std;
#define ll long long int
#define MOD (1000000000+7)
#define MOD1 (998244353)
#define pb push_back
#define all(x) x.begin(), x.end()
#define en cout << '\n'
#define ff first
#define ss second
#define pii pair<int,int>
#define vi vector<int>
const int N = 2000+100, M = 1e5+10, K = 52, MX = 30;

namespace {

int variable_example = 0;

}

void Anna(int n, std::vector<char> S) {
  stack<pair<int, char>> st;
  vector<bool> A(n);
  int nice = 0;
  for(int i = 0; i < n; ++i){
    if(st.empty() && S[i] == 'X'){
      // A[i] = 1;
      nice = i;
      st.push({i, S[i]});
    }else{
      if(st.empty()) continue;
      if(S[i] == 'Z'){
        if(S[i - 1] == 'Z') A[i - 1] = 0;
        A[i] = 1;
      }
    }
  }
  const int MX = 91, MXB = 64;
  bitset<17> b(nice);
  for(int i = 0; i < 17; ++i) Send(b[i]);
  // divide into 4's
  vector<unsigned long long> fib(100);
  fib[0] = 1;
  fib[1] = 2;
  for(int i = 2; i < 93; ++i) fib[i] = fib[i - 1] + fib[i - 2];
  string t;
  for(int i = 0; i < n; i += MX){
    unsigned long long num = 0;

    for(int j = i; j < min(i + MX, n); ++j){
      num += A[j]*(fib[j-i]);
    }
    bitset<MXB> b(num);
    for(int j = 0; j < MXB; ++j) t += char(b[j] + '0');
  }

  for(int i = 0; i < t.length(); ++i) Send(t[i] == '1');
}

Bruno

#include "Bruno.h"
/* Author : Mychecksdead  */
#include<bits/stdc++.h>
using namespace std;
#define ll long long int
#define MOD (1000000000+7)
#define MOD1 (998244353)
#define pb push_back
#define all(x) x.begin(), x.end()
#define en cout << '\n'
#define ff first
#define ss second
#define pii pair<int,int>
#define vi vector<int>
const int N = 2000+100, M = 1e5+10, K = 52, MX = 30;

namespace {

int variable_example = 0;

int FunctionExample(int P) { return 1 - P; }

}  // namespace

void Bruno(int n, int L, std::vector<int> B) {
  vector<int> A, R;
  set<int> s;
  

  const int MX = 91, MXB = 64;
  vector<unsigned long long> fib(100);
  fib[0] = 1;
  fib[1] = 2;
  for(int i = 2; i < 95; ++i) fib[i] = fib[i - 1] + fib[i - 2];

  for(int i = 17; i < L; i += MXB){
    unsigned long long num = 0;
    for(int j = i; j < min(i+MXB, L); ++j){
      num += (1ull<<(j-i))*B[j];
    }
    vi C;
    for(int j = MX-1; j >= 0; --j){
      if(num >= fib[j]){
        C.pb(1);
        num -= fib[j];
      }else C.pb(0);
    }
    reverse(all(C));
    for(int x: C) A.pb(x);
  }
  cerr << '\n';
  for(int x: A) cerr << x << ' ';

  int f = 0;
  for(int i = 0; i < 17; ++i) f += (1<<i)*B[i];
  A[f] = 1;

  for(int i = 0; i < n; ++i){
    if(A[i]){
      R.pb(i);
      s.insert(i);
    }else{
      if(R.empty()) Remove(i);
      else s.insert(i);
    }
  }
  if(R.empty()) return;
  int lst = R[0];
  for(int i = 1; i < R.size(); ++i){
    for(int j = R[i] - 1; j > lst; --j){
      Remove(j);
      s.erase(j);
    }
    s.erase(R[i]);
    Remove(R[i]);
    lst = R[i];
  }
  for(int x: s) Remove(x);
}

• Subtask 1: 5 / 5
• Subtask 2: 94 / 95