Submission #576131

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
576131	2022-06-12 11:26:58	SlavicG	Connecting Supertrees (IOI20_supertrees)	C++17	100 / 100	212 ms	26344 KiB

supertrees

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#include "bits/stdc++.h"
#include "supertrees.h"
using namespace std;
#define ll long long
#define sz(a) (int)a.size()
#define pb push_back
#define all(a) a.begin(),a.end()
#define rall(a) a.rbegin(),a.rend()
#define forn(i, n) for(int i=0;i < n; ++i)
const int N = 1005;
int par[N], ways[N][N];
bool vis[N];
bool ok = true;
int get(int a) {
    return par[a] = (par[a] == a ? a : get(par[a]));
}
void uni(int a, int b) {
    a = get(a);
    b = get(b);
    par[a] = b;
}
vector<int> adj[N];
void dfs(int u, int start) {
    vis[u] = true;
    if(++ways[start][u] >= 3 || !ok) {
        ok = false;
 
 
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• Subtask 1: 11 / 11
• Subtask 2: 10 / 10
• Subtask 3: 19 / 19
• Subtask 4: 35 / 35
• Subtask 5: 21 / 21
• Subtask 6: 4 / 4