#include<stdio.h>
int main ()
{
    char section;
    char rollnumber;
    char bloodgroup;
    scanf ("%c", &section);
    scanf ("%c", &rollnumder);
    scanf ("%c", &bloodgroup);
    printf("section:%c\n",section);
    printf("roll number:%c\n",rollnumber);
    printf("blood group:%c\n",bloodgroup);
    return 0;
}