File size: 863 Bytes
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class DLL{
Node first,last,t;
static class Node {
int data;
Node next;
// constructor
Node(int d){
this.data = d;
this.next = null;
}
}
void Create(int a[], int n){
first = new Node(a[0]);
last = first;
for(int i=1;i <n; i++){
t = new Node(a[i]);
last.next = t;
last =t ;
}
}
void Display(){
Node p = first;
while(p!=null){
System.out.print(p.data+" ");
p = p.next;
}
}
void RDisplay(Node p){
if(p!=null){
System.out.print(p.data+" ");
RDisplay(p.next);
}
}
public static void main(String[] args){
DLL l = new DLL();
int a[] = {4,5,2,4,5,6,7,8,4,3,2,3,4,6,7,8,3,2,4,5,7};
int n = a.length;
l.Create(a,n);
l.Display();
System.out.println();
l.RDisplay(l.first);
}
}
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