Insert Node At First Position : Singly Linked List
void insert_at_beg()
{
struct node *new_node,*current;
new_node=(struct node *)malloc(sizeof(struct node));
if(new_node == NULL)
printf("nFailed to Allocate Memory");
printf("nEnter the data : ");
scanf("%d",&new_node->data);
new_node->next=NULL;
if(start==NULL)
{
start=new_node;
current=new_node;
}
else
{
new_node->next=start;
start=new_node;
}
}