Submission #788831

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
788831	2023-07-20 16:35:22	Ozy	Stranded Far From Home (BOI22_island)	C++17	100 / 100	195 ms	41332 KiB

island

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#include <iostream>
#include <bits/stdc++.h>
using namespace std;
#define lli long long int
#define debug(a) cout << #a << " = " << a << endl
#define debugsl(a) cout << #a << " = " << a << ", "
#define rep(i,a,b) for(int i = (a); i<=(b); i++)
#define repa(i,a,b) for(int i = (a); i>=(b); i--)
#define pll pair<lli,lli>
#define MAX 200000
//para el vector de orden
#define id second
lli n,m,a,b,total;
lli arr[MAX+2],raiz[MAX+2],uf[MAX+2],sum[MAX+2],res[MAX+2];
vector<lli> aristas[MAX+2],n_arbol[MAX+2];
vector<pll> orden;
lli sube(lli pos) {
    //debugsl(pos);
    //debug(uf[pos]);
    if (uf[pos] == pos) return pos;
    uf[pos] = sube(uf[pos]);
    return uf[pos];
}
void dfs(lli pos) {
    res[pos] = 1;
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 15 / 15
• Subtask 4: 30 / 30
• Subtask 5: 35 / 35