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

struct Product{
    char name[50];
    union{
        int price;
        int quantity;
    }info;
    int price;
    int quantity;
};

int main()
{
    struct Product p;
    
    scanf("%s",p.name);
    sacnf("%d",&p.price);
    scanf("%d",&p.quantity);
    
    if(p.prince < 0 \\ p.quantity < 0){
        printf("Invalid input");
        return 0;
    }
    
    printf("Product name: %s\n",p.name);
    printf("price: %d\n",p.price);
    printf("quantity: %d\n",p.quantity);
    
    return 0;
}