#include<stdio.h>
int main()
{
    char section;
    int roll no;
    char blood;
    scanf("%c",&section);
    scanf("%d",&roll number);
    scanf("%c",&blood group);
    printf("section:%c\n", section);
    printf("roll number:%d\n", roll no);
    printf("blood group:%c\n", blood);
    return 0;
}