Problem 1

#include<stdio.h>
#include<stdlib.h>
typedef struct node
{
    int value;
    struct node *next;

}node;
node *head=NULL;

void insertlast(int x)
{
    node *n=(node*)malloc(sizeof(node));
    n->next=NULL;
    n->value=x;
    node *list=head;
    if(head==NULL) head=n;
    else{
        while(list->next!=NULL)
        {
            list=list->next;
        }
        list->next=n;
    }
    return;

}

void display()
{
    node *list=head;
     printf("Data entered in the list:\n");
    while(list!=NULL){
        printf("Data = %d\n",list->value);
        list=list->next;
    }
}
int main()
{
    int i,n,x;

    printf("Enter how many value you want to enter: ");
    scanf("%d",&n);
    printf("\n\n");
    for(i=1;i<=n;i++)
    {
        scanf("%d",&x);
        insertlast(x);
    }
   display();
    return 0;
}