Study the following information and answer the questions given below?
In a certain code, the symbol for 0 (Zero) is @ and for 1 is $. There are no other symbols for all other numbers greater than one. The numbers greater then | are to be written only by using the two symbols given above. The value of the symbol for 1 doubles itself every time it shift one place to the left. Study the following examples:
‘0’ is written as @
‘1’ is written as $
‘2’ is written as $ @
‘3’ is written as $ $
‘4’ is written as $ @@ and so on