Submission #1024680

#	Time	Username	Problem	Language	Result	Execution time	Memory
1024680		Wansur	Thousands Islands (IOI22_islands)	C++17	1.75 / 100	62 ms	25252 KiB

islands

#include <bits/stdc++.h>
#include <variant>
#define f first
#define s second
#define ent '\n'

using namespace std;
typedef long long ll;
const int maxn = 2e5 + 12;
const int mod = 1e9 + 2022;

map<int, int> a[maxn];
vector<int> g[maxn];
int n, m;

variant<bool, vector<int>> find_journey(int N, int M, vector<int> u, vector<int> v){
    n = N, m = M;
    for(int i=0;i<m;i++){
        a[u[i]][v[i]] = i;
        g[u[i]].push_back(i);
    }
    if(g[0].size() < 2) return false;
    return g[0];
}

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