#include<stdio.h>
struct de{
    char name;
    int age;
    float feet;
};
int main(){
    struct de a[3];
    {
        for(int i=0;i<3;i++){
            
            scanf("%c%d%f",&a[i].name,&a[i].age,&a[i].feet);
            if(a[i].age<0){
            printf("Invalid input");
            return 0;
            }
        }
            printf("Name: %s\n",a[0].name);
            printf("Age: %d\n",a[0].age);
            printf("Feet: %.2ffeet\n",a[0].feet);
    }
            return 0;
}