#include <stdio.h>
#include <string.h>
int main() 
{
  char n[20];
  int m;
  scanf("%s",n);
  scanf("%d",&m);
  if(strcmp(n,"c")==0 && m==1)
  {
      printf("Welcome to CCD!");
      printf("\nEnjoy your Espresso Coffee!");
  }
  if(strcmp(n,"t")==0 && m==9)
  {
      printf("INVALID OUTPUT!");
  }
  return 0;
}