#include<stdio.h>
int main()
{
 char a;
 int b;
 char c;
 scanf ("%c",&a);
 scanf ("%d",&b);
 scanf ("%c",&c);
 printf ("%c",a(a_z));
 printf ("%d",b(1<=9));
 printf ("%c",c(A,B,0));
 return 0;
}