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

int main()
{
    //printf("Hello world!\n");
    char address[30];
    char *pizzas[8]={"AA", "BB", "VV", "GG"};
    char name[20];
    char id_data[40];
    char telephone[10];
    char last[6]="finish";
    int i;
    while(true)
    {
        printf("\n Hello. What's your address?");
        scanf("%s", &address);
        if(address==last)
        {
            break;
        }
        else
        {
            printf("\n Menu for today: ");
            for(i=0;i<4;i++)
            {
                printf("\n %s", pizzas[i]);
            }
            printf("\n What's your choice: ");
            scanf("%s", &pizzas);
            printf("\n What's your name: ");
            scanf("%s", name);
            printf("\n What's your phone: ");
            while(true)
            {
                scanf("%s", &telephone);
                bool is_wrong=false;
                if(strlen(telephone)!=10)
                {
                    is_wrong=true;
                }
                if(telephone[0]!='0' && telephone[1]!='8')
                {
                    is_wrong=true;
                }
                if(is_wrong==true)
                {
                    printf("\n Input new phone number: ");
                    //scanf("%s", &telephone);
                }
                else
                {
                    break;
                }
            }
            printf("\n %s, you ordered pizza: %s", name, pizzas);
            printf("\n To address: %s", address);
            printf("\n Your phone is: %s", telephone);
        }
    }
    return 0;
}