Cod sursa(job #2753204)

Utilizator vlad414141414141Vlad Ionescu vlad414141414141 Data 21 mai 2021 15:34:06
Problema Paduri de multimi disjuncte Scor 10
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.76 kb
#include <iostream>
#include <fstream>

using namespace std;

ifstream fin ("disjoint.in");
ofstream fout ("disjoint.out");

int n, m, cod, x, y, v[100041];

int fiind(int x)
{
    if (v[x]==0)
        return x;
    else
        v[x]=fiind(v[x]);
}

void uni(int x, int y)
{
    v[y]=fiind(x);
}
void check(int x, int y)
{
    if (fiind(x)==fiind(y))
        fout << "DA\n";
    else
        fout << "NU\n";
}

void read()
{
    fin >> n >> m;
    for (int i=0;i<m;++i)
    {
        fin >> cod >> x >> y;
        if (cod==1)
            uni(x,y);
        else
        {
            check(x,y);
        }
    }
    for (int i=1;i<=n;++i)
    {
        cout << v[i] << " ";
    }
}

int main()
{
    read();

    return 0;
}