Submission #854826

#	Time	Username	Problem	Language	Result	Execution time	Memory
854826		NeroZein	Tenis (COCI20_tenis)	C++17	25 / 110	22 ms	3872 KiB

tenis

#include "bits/stdc++.h"
using namespace std;

#ifdef Nero
#include "Deb.h"
#else
#define deb(...)
#endif

int main(){
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
  int n;
  cin >> n;
  vector<int> mn(n, n - 1); 
  vector<vector<int>> a(3, vector<int> (n)); 
  vector<vector<int>> id(3, vector<int> (n)); 
  for (int i = 0; i < 3; ++i) {
    for (int j = 0; j < n; ++j) {
      cin >> a[i][j]; 
      --a[i][j];
      id[i][a[i][j]] = j; 
      mn[a[i][j]] = min(mn[a[i][j]], j);
    }
  }
  vector<int> suf(n); 
  for (int i = 0; i < n; ++i) {
    suf[mn[i]]++; 
  }
  for (int i = n - 2; i >= 0; --i) {
    suf[i] += suf[i + 1]; 
  }
  vector<bool> vis(n); 
  vector<long long> c(3), p(n); 
  for (int j = 0; j < n - 1; ++j) {
    for (int i = 0; i < 3; ++i) {
      if (vis[a[i][j]]) {
        continue;
      }
      vis[a[i][j]] = true;
      c[i] += suf[j + 1];
      p[a[i][j]] += suf[j + 1]; 
      for (int k = i + 1; k < 3; ++k) {
        if (vis[a[k][j]]) {
          continue;
        }
        if (id[k][a[i][j]] < id[i][a[k][j]]) {
          c[k]++;
          p[a[k][j]]++; 
        } else {
          c[i]++;
          p[a[i][j]]++; 
        }
      }
    }
  }
  for (int i = 0; i < 3; ++i) {
    cout << c[i] << " \n"[i == 2];
  }
  for (int i = 0; i < n; ++i) {
    cout << p[i] << " \n"[i == n - 1]; 
  }
  return 0;
}

• Subtask 1: 17.5 / 35
• Subtask 2: 7.5 / 15
• Subtask 3: 0 / 60