Submission #1175467

#	Time	Username	Problem	Language	Result	Execution time	Memory
1175467		ortsac	Broken Device (JOI17_broken_device)	C++20	0 / 100	22 ms	1604 KiB

Anna

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

using namespace std;

#define int long long
#define fr first
#define se second

void Anna(int32_t n, int x, int32_t k, int32_t p[]) {
  vector<pair<int, int>> pares = {{131, 107}, {97, 9}, {55, 147}, {84, 134}, {57, 80}, {142, 116}, {4, 125}, {24, 72}, {6, 117}, {14, 70}, {104, 15}, {47, 102}, {31, 133}, {54, 145}, {106, 129}, {146, 132}, {140, 93}, {7, 1}, {52, 78}, {35, 18}, {40, 22}, {61, 73}, {94, 69}, {118, 56}, {41, 137}, {38, 121}, {46, 100}, {105, 92}, {123, 120}, {128, 135}, {66, 108}, {64, 62}, {17, 10}, {144, 39}, {67, 76}, {114, 86}, {0, 81}, {89, 2}, {115, 90}, {83, 44}, {23, 138}, {37, 139}, {96, 126}, {28, 13}, {48, 33}, {45, 112}, {99, 50}, {149, 51}, {29, 91}, {60, 63}, {143, 101}, {43, 124}, {49, 122}, {8, 127}, {74, 75}, {79, 71}, {111, 25}, {20, 3}, {148, 141}, {11, 42}, {136, 65}, {77, 30}, {98, 110}, {130, 26}, {119, 53}, {5, 88}, {109, 68}, {21, 59}, {27, 19}, {87, 12}, {16, 36}, {113, 103}, {58, 34}, {95, 85}, {82, 32}};
  vector<int> ans(150);
  vector<int> broken(150);
  for (int i = 0; i < k; i++) broken[p[i]] = 1;
  vector<int> pow3(38);
  pow3[0] = 1;
  for (int i = 1; i < 38; i++) pow3[i] = (3 * pow3[i - 1]);
  int curr = 0;
  vector<int> touched(150);
  for (int i = 37; i >= 0; i--) {
    while (broken[pares[curr].first] || broken[pares[curr].second]) curr++;
    //cout << curr << "\n";
    int qtd = 1;
    while (x >= pow3[i]) {
      qtd++;
      x -= pow3[i];
    }
    ////cout << qtd - 1 << "\n";
    int b0 = (qtd % 2);
    qtd /= 2;
    int b1 = (qtd % 2);
    ans[pares[curr].first] = b0;
    ans[pares[curr].second] = b1;
    touched[pares[curr].first] = 1;
    touched[pares[curr].second] = 1;
    //cout << pares[curr].first << " " << pares[curr].second << "\n";
    if (touched[38]) {
      //cout << "OIIII\n";
    }
    curr++;
  }
  for (int i = 0; i < 75; i++) {
    auto u = pares[i];
    //cout << i << " " << touched[u.fr] << " " << touched[u.se] << "\n";
  }
  //cout << "done\n";
  for (int i = 0; i < 150; i++) {
    Set(i, ans[i]);
  }
}

Bruno

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

using namespace std;

#define int long long
#define fr first
#define se second

int Bruno(int32_t n, int32_t a[] ) {
  vector<pair<int, int>> pares = {{131, 107}, {97, 9}, {55, 147}, {84, 134}, {57, 80}, {142, 116}, {4, 125}, {24, 72}, {6, 117}, {14, 70}, {104, 15}, {47, 102}, {31, 133}, {54, 145}, {106, 129}, {146, 132}, {140, 93}, {7, 1}, {52, 78}, {35, 18}, {40, 22}, {61, 73}, {94, 69}, {118, 56}, {41, 137}, {38, 121}, {46, 100}, {105, 92}, {123, 120}, {128, 135}, {66, 108}, {64, 62}, {17, 10}, {144, 39}, {67, 76}, {114, 86}, {0, 81}, {89, 2}, {115, 90}, {83, 44}, {23, 138}, {37, 139}, {96, 126}, {28, 13}, {48, 33}, {45, 112}, {99, 50}, {149, 51}, {29, 91}, {60, 63}, {143, 101}, {43, 124}, {49, 122}, {8, 127}, {74, 75}, {79, 71}, {111, 25}, {20, 3}, {148, 141}, {11, 42}, {136, 65}, {77, 30}, {98, 110}, {130, 26}, {119, 53}, {5, 88}, {109, 68}, {21, 59}, {27, 19}, {87, 12}, {16, 36}, {113, 103}, {58, 34}, {95, 85}, {82, 32}};  int curr = 37;
  vector<int> pow3(38);
  pow3[0] = 1;
  int ans = 0;
  for (auto u : pares) {
    //cout << a[u.fr] << " " << a[u.se] << "\n";
  }
  for (int i = 1; i < 38; i++) pow3[i] = (3 * pow3[i - 1]);
  for (int i = 0; i < (n/2); i++) {
    if (a[pares[i].fr] | a[pares[i].se]) {
      int qtd = -1;
      qtd += (a[pares[i].fr]);
      qtd += (2*a[pares[i].se]);
      ans += (qtd * pow3[curr]);
      //cout << qtd << "\n";
      curr--;
    }
  }
  return ans;
}

• Subtask 1: 0 / 100