Submission #1262066

#	Time	Username	Problem	Language	Result	Execution time	Memory
1262066		M_W_13	Broken Device (JOI17_broken_device)	C++20	85 / 100	25 ms	1500 KiB

Anna

#include "Annalib.h"
#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
#define rep(i, n) for (int i = 0; i < (n); i++)
#define st first
#define nd second
#define pb push_back

void Anna(int N, long long X, int K, int P[] ){
  vector<int> pom = {5, 42, 85, 11, 94, 143, 86, 92, 84, 117, 148, 139, 104, 19, 1, 54, 93, 90, 13, 79, 99, 24, 49, 45, 55, 114, 10, 131, 126, 38, 50, 65, 23, 7, 43, 14, 97, 17, 75, 136, 74, 98, 3, 120, 100, 130, 116, 46, 107, 18, 132, 6, 146, 137, 119, 39, 31, 135, 61, 110, 87, 67, 72, 41, 16, 118, 106, 69, 95, 29, 44, 60, 37, 144, 8, 0, 91, 64, 15, 83, 125, 129, 52, 88, 36, 113, 12, 77, 78, 22, 51, 82, 140, 103, 62, 70, 121, 57, 32, 34, 27, 124, 33, 2, 47, 96, 66, 71, 109, 138, 80, 105, 112, 134, 4, 141, 76, 108, 122, 59, 28, 89, 35, 123, 9, 48, 149, 58, 142, 115, 63, 68, 26, 145, 20, 128, 21, 111, 102, 73, 30, 147, 56, 101, 81, 40, 25, 53, 133, 127};
  queue<ll> vec;
  rep(i, 38) {
    vec.push(X % 3ll);
    X /= 3ll;
  }
  int pol = N/2;
  bool czy[N];
  rep(i, N) {
    czy[i] = true;
  }
  rep(i, K) {
    int x = P[i];
    czy[x] = false;
  }
  for (int i = 0; i < N; i += 2) {
    int a = pom[i];
    int b = pom[i + 1];
    if (czy[a] && czy[b]) {
      if (vec.empty()) {
        Set(a, 0);
        Set(b, 0);
      }
      else {
        ll p = vec.front();
        vec.pop();
        if (p == 0) {
          Set(a, 0);
          Set(b, 1);
        }
        else if (p == 1) {
          Set(a, 1);
          Set(b, 0);
        }
        else {
          Set(a, 1);
          Set(b, 1);
        }
      }
    }
    else {
      Set(a, 0);
      Set(b, 0);
    }
  }
}

Bruno

#include "Brunolib.h"
#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
#define rep(i, n) for (int i = 0; i < (n); i++)
#define st first
#define nd second
#define pb push_back

long long Bruno( int N, int A[] ){
  vector<int> pom = {5, 42, 85, 11, 94, 143, 86, 92, 84, 117, 148, 139, 104, 19, 1, 54, 93, 90, 13, 79, 99, 24, 49, 45, 55, 114, 10, 131, 126, 38, 50, 65, 23, 7, 43, 14, 97, 17, 75, 136, 74, 98, 3, 120, 100, 130, 116, 46, 107, 18, 132, 6, 146, 137, 119, 39, 31, 135, 61, 110, 87, 67, 72, 41, 16, 118, 106, 69, 95, 29, 44, 60, 37, 144, 8, 0, 91, 64, 15, 83, 125, 129, 52, 88, 36, 113, 12, 77, 78, 22, 51, 82, 140, 103, 62, 70, 121, 57, 32, 34, 27, 124, 33, 2, 47, 96, 66, 71, 109, 138, 80, 105, 112, 134, 4, 141, 76, 108, 122, 59, 28, 89, 35, 123, 9, 48, 149, 58, 142, 115, 63, 68, 26, 145, 20, 128, 21, 111, 102, 73, 30, 147, 56, 101, 81, 40, 25, 53, 133, 127};
  ll x = 0;
  ll pot = 1;
  for (int i = 0; i < N; i += 2) {
    int a = pom[i];
    int b = pom[i + 1];
    if (A[a] == 1 && A[b] == 0) {
      x += pot;
    }
    else if (A[a] == 1 && A[b] == 1) {
      x += (2ll * pot);
    }
    if (A[a] == 0 && A[b] == 0) {
      continue;
    }
    pot *= 3ll;
  }
  // cout << "x = " << x << '\n';
  return x;
}

• Subtask 1: 85 / 100