#include <iostream>
using namespace std;

struct _node{
    int data;
    struct _node *next;
};
typedef struct _node node;

int main(){
    node *head, *ptr;
    head = new node;
    ptr = head; // starting point
// initialize data value
    int n, value;
    cout << "how many struct do you need: ";
    cin >> n;
    for (int i = 0; i < n; i++){
        cout << "Please input the value for " << i+1 << " struct: " ;
        cin >> value;
        ptr->data = value;
        ptr->next = new node;
        ptr = ptr->next;
    }
// print out
    ptr = head;
    for (int i = 0; i < n; i++){
        cout << "the value for " << i+1 << " struct: " << ptr->data << endl;
        ptr = ptr->next;
    }
// free memory
    delete head;
}