package com.example;
import java.util.Scanner;
public 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();
char and;
String out="";
int l=name.length();
int i;
for (i=l-1; i>=0; i--)
{
and=name.charAt(i);
System.out.println(and);
out=out+and;
}
System.out.println("The Output is:" + out);
}
}
This code is compile fine and run successfully .
On 9/2/10, Gagan Arora <[email protected]> wrote:
> I think that Mihai has pointed out the logical problem in your code but
> there are other conventions that you are not following which should be
> discouraged ... I have marked them as red. Classes should start with capital
> letter and variables should start with lowercase vars. I also recommend
> downloading CheckStyle for you IDE.
>
> http://en.wikipedia.org/wiki/Naming_convention_(programming)
>
> Thanks,
> G
>
> 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);
> }
> }
>
>
>
>
>
> On Wed, Sep 1, 2010 at 1:47 PM, Mihai DINCA <[email protected]> wrote:
>
>> 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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>
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--
Thanks And Venerate
Prateek Kumar Shaw
Java Programmer
Al-Naghi Company
Jeddah
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