parcurgere graf in adancime recursiv

Sa se parcurga in adancime DF un graf orientat. Graful este dat prin matricea de adiacenta. #include<fstream.h>#include<iostream.h>int v[20],a[20][20],n;void citire(){int i,j;fstream f("matrice.txt",ios::in);f>>n;for(i=1;i<=n;i++)for(j=1;j<=n;j++)f>>a[i][j];}void df(int nod){int k;cout<<nod<<" ";v[nod]=1;for(k=1;k<=n;k++)if((a[nod][k]==1) && (v[k]==0))df(k);}void main(){citire();df(1);} {joscommentenable}

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