#include<stdio.h>
int main()
{
    char section;
    int roll_number;
    char blood_group;
    printf("enter your section:C");
    scanf("%d",&section);
    printf("enter your roll_number:2");
    scanf("%d",&roll_number);
    printf("enter your blood group:B");
    scanf("%d",&blood_group);
    return 0;
}