#include <stdio.h>
main()
{
    char c;
while(c=getchar()!='\n')
{
    if (c>='a'&&c<='z'||c>='A'&&c<='Z')
{
      c=c+4;
      if (c>'z'&&c<='z'+4) || (c>'z') c=c-26;
 
}
 printf("%c",c);
}
printf("\n");

}