Cod sursa(job #1881202)
Utilizator | Andrei Gasparovici andreigasparovici | Data | 16 februarie 2017 11:42:09 |
---|---|---|---|
Problema | Paduri de multimi disjuncte | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.58 kb |
#include <iostream>
#include <fstream>
using namespace std;
#define NMAX 100001
int n, q, tata[NMAX];
ifstream f("disjoint.in");
ofstream g("disjoint.out");
int main()
{
f>>n>>q;
for(int i=1;i<=n;i++)
tata[i]=i;
while(q--)
{
int query, a, b;
f>>query>>a>>b;
if(query==1)
{
int t = tata[b];
while(t!=tata[t])
t=tata[t];
tata[a]=t;
}
else
{
g<<((tata[a]==tata[b])?"DA":"NU")<<'\n';
}
}
return 0;
}