Submission #1149575

#	Time	Username	Problem	Language	Result	Execution time	Memory
1149575		byunjaewoo	수천개의 섬 (IOI22_islands)	C++20	6.75 / 100	18 ms	3400 KiB

islands

#include "islands.h"
#include <bits/stdc++.h>
#include <variant>
using namespace std;

variant<bool, vector<int>> find_journey(int N, int M, vector<int> U, vector<int> V) {
  int a=-1, b=-1, c=-1;
  for(int i=0; i<U.size(); i++) {
    if(U[i]) {
      if(c<0) c=i;
    }
    else {
      if(a<0) a=i;
      else if(b<0) b=i;
    }
  }
  if(a<0 || b<0 || c<0) return false;
  vector<int> ret;
  for(int i=0; i<2; i++) ret.push_back(a), ret.push_back(c), ret.push_back(b);
  return ret;
}

• Subtask 1: 5 / 5
• Subtask 2: 1.75 / 5
• Subtask 3: 0 / 21
• Subtask 4: 0 / 24
• Subtask 5: 0 / 45