Main.java:11: error: bad operand types for binary operator '%'
        int c = a%(Math.pow(10,(b-1)));
                 ^
  first type:  String
  second type: double
Main.java:12: error: incompatible types: possible lossy conversion from double to int
        int d = 9*Math.pow(10,b);
                 ^
Main.java:13: error: bad operand types for binary operator '/'
        int e = a/Math.pow(10,b);
                 ^
  first type:  String
  second type: double
3 errors