Please help output not coming

[majin_harish]

Read a line of text and reverse each word do not use StringTokenizer
import java.util.*;
public class Rev {
static void rev(String jik){
int i,j;

char one[]=jik.toCharArray();
char two[]=new char[one.length];
for(i=0,j=one.length-1;i<one.length&&j>=0;i++,j--){
two[i]=one[j];
}
String b = new String(two);

System.out.print(b+" ");
}
public static void main(String[] arg){
int i,start,fin;
start=0;

String str;
Scanner in = new Scanner(System.in);
str=in.nextLine();
for(i=0;i<str.length();i++){
if(str.charAt(i)==' '){
fin=i;
String ut=str.substring(start, fin);
rev(ut);
start=i+1;

}


}
}
}

[mtyoung]

what is your testing input?

if your input does not contains space bar... rev would call

and why fin = i - 1;

and can you find any problem in for (i = 0, j = one.length - 1; i < one.length && j > 0; i++, j--)

[majin_harish]

java is good programming language ----- sample input

avaj si doog gnimmargorp ---- output

yeah thanks fin=i; --- i got that

i am having problem in getting last word please help someone teach me to properly code

yeah i found edited also j>=0; right