File size: 897 Bytes
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class RemoveDup{
static class Node{
int data;
Node next;
Node(int d){
this.data = d;
next = null;
}
}
Node first, last, t;
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 remove(){
Node p = first;
Node q = p.next;
while(q!=null){
if(p.data!=q.data){
p = q;
q = q.next;
}
else{
p.next = q.next;
q = p.next;
}
}
}
void display(){
Node p = first;
while(p!=null){
System.out.print(p.data+" ");
p = p.next;
}
}
public static void main(String args[]){
RemoveDup l = new RemoveDup();
int a[] = {1,1,2,2,2,3,4};
int n = a.length;
l.create(a,n);
l.remove();
l.display();
}
}
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