View Code of Problem 52

class Main{
    public static void main(String[] args){
         Scanner sc=new Scaner(System.in);
         String str=sc.nextLine();
         String str1=StringBuilder(str).reverse().toString();
         System.out.println(str1);
    }
}
/*
Main.java:3: error: cannot find symbol
         Scanner sc=new Scaner(System.in);
         ^
  symbol:   class Scanner
  location: class Main
Main.java:3: error: cannot find symbol
         Scanner sc=new Scaner(System.in);
                        ^
  symbol:   class Scaner
  location: class Main
Main.java:5: error: cannot find symbol
         String str1=StringBuilder(str).reverse().toString();
                     ^
  symbol:   method StringBuilder(String)
  location: class Main
3 errors
*/