#include<stdio.h>
typedef struct student{
    int id;
    int name[30];
    int age;
}s;
int main()
{
    int s,i;
    scanf("%d",&s);
    if(s<0){
        printf("Invalid Input");
        return 0;
    }
    s stud[s];
    for(i=0;i<s;i++){
       scanf("%d",&stud[i].id);
       scanf("%s",&stud[i].name);
       scanf("%d",&stud[i].age);
    }
         printf("ID: %d,\n",stud[i].id);
         printf("ID: %d,\n",stud[i].id);
         printf("ID: %d,\n",stud[i].id);
         return 0;
}