LinkedListPoluation.c

struct Node {
  int val;
  struct node* next;
};

struct Node* newNode(int val) {
  struct Node* p = malloc(sizeof(struct Node));
  p->val = val;
  return p;
}

int main() {
  struct Node* root = newNode(0);
  struct Node* p = root;
  for(int i = 1; i < 10; i++) {
    p -> p = newNode(i);
    p = p -> next;
  }
}