#includ <stdio.h>
int maun()
char section,rollnumber,bloodgroup;
// read input
scan("%c",&section);
scan("%c",&rollnumber);
scan("%c",&bloodgroup);
//ptint output
printf("section:%c/n",section);
printf("roll number:%c/n",rollnumber);
printf("blood group:%c/n",bloodgroup);
return 0;