Submission #826954

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
826954	2023-08-16 07:24:31	erray	Connecting Supertrees (IOI20_supertrees)	C++17	11 / 100	156 ms	24036 KiB

supertrees

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#include "supertrees.h"
#include <vector>
#include <bits/stdc++.h>
using namespace std;
#ifdef DEBUG
  #include "/home/eagle/ioi19/day2/debug.h"
#else 
  #define debug(...) void(37)
#endif
int construct(std::vector<std::vector<int>> P) {
  int N = int(P.size());
  vector<vector<int>> ans(N, vector<int>(N));
  auto Add = [&](int x, int y) {
    ans[x][y] = ans[y][x] = true;
  };
  bool bad = false;
  auto Group = [&](vector<int> s, function<bool(int)> connected) {
    int c = int(s.size());
    vector<bool> used(c);
    vector<vector<int>> gs;
    for (int i = 0; i < c; ++i) {
      if (used[i]) {
        continue;
      }
      gs.push_back({s[i]});
      for (int j = i + 1; j < c; ++j) {
        if (connected(P[s[i]][s[j]])) {
 
 
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• Subtask 1: 11 / 11
• Subtask 2: 0 / 10
• Subtask 3: 0 / 19
• Subtask 4: 0 / 35
• Subtask 5: 0 / 21
• Subtask 6: 0 / 4