Submission #837314

#	Time	Username	Problem	Language	Result	Execution time	Memory
837314		ymm	Thousands Islands (IOI22_islands)	C++17	5 / 100	29 ms	6100 KiB

islands

#include "islands.h"
#include <bits/stdc++.h>
#define Loop(x,l,r) for (ll x = (l); x < (r); ++x)
typedef long long ll;
typedef std::pair<int,int> pii;
using namespace std;

const int N = 512;
int a[N][N];

std::variant<bool, std::vector<int>> find_journey(
    int N, int M, std::vector<int> U, std::vector<int> V) {
	if (N == 2)
		return false;
	Loop (i,0,M)
		a[U[i]][V[i]] = i;
	vector<int> ans = {
		a[0][1], a[1][0], a[0][2], a[2][0], a[1][0], a[0][1], a[2][0], a[0][2],
	};
	return ans;
}

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