#include<stdio.h>
int main(){
    char Section;
    char Rollnumber;
    char Bloodgroup;
    printf ("section:%c\n",Section);
    scanf ("%C",&Section);
    printf ("Rollnumber:%c\n",Rollnumber);
    scanf ("%c",&Rollnumber);
    printf ("Rollnumber:%c\n",Bloodgroup);
    scanf ("%c",&Bloodgroup); 
     return 0;
}