Hi

You say "String and, ans;", then, later, "and = name.charAt(i);".

As the error message says, the method "charAt(...)" returns a value of type "char", while your variable "and" is of type "String".

There are many ways to make your code working, but the simplest way is to replace the line of code:
    ...
    String and, ans;
    ...
by two lines:
    ...
    String ans;
*char and;*
    ...

The line of code "ans = ans + and;" will still work after this modification, as the "+" operator allows to append a char (or any other simple type) to a String (this is what allows you to write "for(int i = 0; i < 10; i++) System.out.println(*"Iteration # " + i*);").

Hope it helps
Mihai


Le 01/09/2010 22:10, Olukosi, Olanrewaju Temitope a écrit :
Hello Guys,

I am having some problems running this program. Kindly help

import java.util.Scanner;
class backward
{
    public static void main (String[] Args)
    {
        Scanner in=new Scanner(System.in);
        System.out.print("Enter a Name to Reverse:");
        String name = in.nextLine();
        String and, ans;
        int l=name.length();
        int i;
        for (i=l-1; i>=0; i--)
        {
            and=name.charAt(i);
            ans= ans+and;
        }
        System.out.println("The Output is:" + ans);
    }
}


The error I have is stated thus using TextPad

C:\JavaClass\backward.java:14: incompatible types
found   : char
required: java.lang.String
            and=name.charAt(i);
                           ^
1 error

Tool completed with exit code 1

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