#include<stdio.h>
int main()
{
    char section;
    int rollno;
    char blood;
    scanf("%c",&section);
    scanf("%d",&rollno);
    scanf("%c",&blood);
    printf("section: %c\n",section);
    printf("rollno: %d\n",rollno);
    printf("blood: %c\n",blood);
    return 0;