Why is it showing error????

Question

import Java. until. Scanner;
class abx
{
static boolean plain(String w)
{
int i;
char x;
String m=" ";
for(i=w.length();i>0;i--)
{
x=w.charAt(i);
m=m+x;
}
if(m==w)
return true;
else
return false;
}
public static void main (String args[])
{
Scanner sc=new Scanner(System.in);
String s;
String c=" ";
int i, lo=0;
char t;
System. out. println("enter a sentence");
s=sc.nextLine();
for(i=0;i<s.length();i++)
{
t=s.charAt(i);
if(t==' ')
c=c+s.substring(lo,i+1);
}
if(plain(c)
System. out.print(c);
lo=i+1;
}
}

Answer 1

You can chk my codes, and find easier ways to find a Palindrome

Answer 2

Here is is :-
https://code.sololearn.com/cGDW6QhCimfl/?ref=app

Answer 3

Anytime.

Answer 4

I am not sure what your program aims to accomplish.

Answer 5

Oh, you mean Palindrome, Lemme look at the code again

Answer 6

This is a completely wrong code, it will not print anything except "enter a senetence"

Answer 7

import java.util.Scanner;

j is small, its util not until.

main(String args[]) , you missed ]

if(plain(c)) , you missed )

Answer 8

oh Ya... I've corrected it while making in computr but still it's showing error. thanks for this and tell more errors

Answer 9

error is
Java. Lang. StringIndexOutOfBoundsException:
String index out of range: 5(in Java. Lang.String)
what does it mean?????? 😁

Answer 10

I edited my previous message, chk it again

Answer 11

thanks...
I've corrected but still no result.
the same error as mentioned

Answer 12

It means that your string has length less than what you demand, thats why it runs out of bound.

Answer 13

so....
how to correct it????
tell plse

Answer 14

You need to do is,

for(i = w.length() - 1; i >= 0; i--)
at line 9, according to question.

Answer 15

thanks.. it has run but on typing an arms no. result is yet no one
why so

Answer 16

it's actually to find all Armstrong no. in a sentence.
like Ada, weew etc.
I downloaded this prog from net and ran it on computer

Answer 17

Sorry, I don't know whats an Armstrong number.

Answer 18

it is a word which is same from starting as well as end
eg-ere, ertyytre,
Anna etc

Answer 19

it's being download from net
am not getting what's actually is the error

Answer 20

all right...
thx
...