#include<stdio.h>
int main()
{
    char section;
    int rollNumber
    char bloodGroup;
    scanf(" %c", &section);
    scanf("%d", &rollNumber);
    scanf(" %c", &bloodGroup);
    if(section>= 'A' && section <= 'Z' && rollNumber>=1 && rollNumber<='9' && (bloodGroup =='A' || bloodGroup=='B' || bloodGroup=='O'))
    {
    printf("Section: %c\n",section);
    printf("Roll Number: %d\n",rollNumber);
    printf("Blood Group: %c",bloodGroup);
    }
   
    
    return 0;
}