#include<stdio.h>
int main()
{
   char Section;
   char RollNumber;
   char BloodGroup;
   
   //read inputs
   scanf("%c",&Section);
   scanf("%c",&RollNumber);
   scanf("%c",&BloodGroup);
   printf("section:%c",Section);
   printf("rollNumber:%c",&RollNumber);
   printf("bloodGroup:%c",&BloodGroup);
   return 0;

}