#include<stdio.h>
int main()
{
    char section;
    int roll number;
    char blood_group;
    printf("Section: C\n");
    scanf("%c",&section);
    printf("Roll number: 2\n");
    scanf("%d",&roll_number);
    printf("Blood group: B\n");
    scanf("%c",&blood_group);
    return 0;
}