Find out why this program is not working which converts list representation
of graph in adjacency matrix
#include<iostream>
using namespace std;
struct node
{
node* point;
node* next;
int info;
};
node * getnode(int i);
void adja(int count,node **p);
int main()
{
int count,wt,j,i;
node *r1,*r2;
char c='y';
cout<<"Enter the no. of nodes";
cin>>count;
node * root[50];
for(i=0;i<count;++i)
{
root[i]=getnode(i);
if(i!=0)
root[i-1]->next=root[i];
}
for(i=0;i<count;++i)
{
c='y';
r2=root[i];
while(c=='y')
{
cout<<"Enter the node connected to "<<i+1<<" th node :";
cin>>j;
cout<<"Enter the weight";
cin>>wt;
if(r2==root[i])
{
r2->point=getnode(wt);
r2=r2->point;
r2->point=root[j-1];
r2->info=wt;
}
else
{
r2->next=getnode(wt);
r2=r2->next;
r2->point=root[j-1];
r2->info=wt;
}
cout<<"Enter y for more node else n :-";
cin>>c;
}
}
adja(count,&root[0]);
}
node * getnode(int i)
{
node * s=new node;
s->info=i;
s->next=NULL;
s->point=NULL;
return s;
}
void adja(int count,node **p)
{
node *k;
int adj[50][50],i,flag,j;
cout<<"er";
for(i=0;i<count;++i)
for(j=0;j<count;j++)
adj[i][j]=0;
for(i=0;i<count;++i)
{
cout<<"rr";
k=*(p+i);
while(k!=NULL)
{
flag=0;
if(flag==0)
{
k=k->point;
adj[i][k->info]=k->info;
flag=1;
}
else
{
k=k->next;
adj[i][k->info]=k->info;
}
}
}
for(i=0;i<count;++i)
{
for(j=0;j<count;j++)
cout<<adj[i][j]<<"\t";
cout<<"\n";
}
}
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