error: illegal start of type

Question

why this little piece of code is giving illegal start of type error in line 6 and 10(for loops).... i can\'t find any unmatched braces...

class StackDemo{
           


        

Answer 1

You can't use for loop in class level. Put them inside a method or a block

Also java.util.Stack in Java don't have such constructor.

It should be

Stack s = new Stack()

Another issue

s.push(char('A'+i))// you will get Unexpected Token error here

Just change it to

s.push('A'+i);