#include <stdio.h>
#include <stdlib.h>
#include <string.h>

struct node{
    int times;
    char name[100];
    char number[100];
    struct node* next;
};

typedef struct node* node;

void mklist(node* n){
    (*n)->times=0;
    strcpy((*n)->name,"null");
    strcpy((*n)->number,"null");
    (*n)->next=(node)NULL;
}

int main(void){
    node n;
    mklist(&n);
    return 0;
}