Cod sursa(job #1300970)

Utilizator margikiMargeloiu Andrei margiki Data 25 decembrie 2014 12:50:54
Problema Andrei Scor 0
Compilator cpp Status done
Runda tema_vacanta_iarna Marime 0.86 kb
# include <fstream>
# include <algorithm>
# include <vector>
using namespace std;
ifstream f("andrei.in");
ofstream g("andrei.out");
struct elem
{
    int y, col;
}E;
vector <elem> v[100005];
int i,j,n,m,x,y;
int gr[100005], ap[100005];
void DFS (int k)
{
    ap[k]=1;
    for (int i=0; i<v[k].size(); ++i)
    {
        if (! ap[v[k][i].y])
        {
            if (v[k][i].col==0 || v[k][i].col==1) gr[v[k][i].y]=1-gr[k];
            if (v[k][i].col==2) gr[v[k][i].y]=gr[k];
            DFS (v[k][i].y);
        }
    }
}
int main ()
{
    f>>n>>m;
    for (i=1; i<=m; ++i)
    {
        f>>x>>y>>E.col;
        E.y=y; v[x].push_back(E);
        E.y=x; v[y].push_back(E);
    }
    for (i=1; i<=n; ++i)
    {
        if (! ap[i])
        DFS (i);
    }
    for (i=1; i<=n; ++i)
        g<<gr[i]<<" ";
    g<<"\n";
    return 0;
}