Symbols

Commands
( start a loop ) end a loop : print the character to the right of IP ; read a character from input and put 2 characters right + increment the character to the right of IP - decrement the character to the right of IP ? go to end if the left character is a valid instruction ! END
 * 1) read a character from input an treat it as a instruction

Examples
Hello world :H:e:l:l:o:,: :w:o:r:l:d Cat