#include<stdio.h>
int main()
{
    char section;
    int roll;
    char blood;
    printf("enter section (A-Z):");
    scanf("%c",&section);
    printf("enter roll number (1-9):");
    scanf("%d",&roll);
    printf("enter blood group  (A,B,C):");
    scanf(" %c",&blood);
    printf("section  : %c\n",section);
    printf("roll number : %d\n");
    printf("blood group : %c\n");
}