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  1. #1
    majin_harish is offline Member
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    Default Please help output not coming

    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;

    }


    }
    }
    }
    Last edited by majin_harish; 02-05-2009 at 09:47 AM. Reason: j>=0 and fin=i these both figured mtyoung thanks

  2. #2
    mtyoung is offline Senior Member
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    Default

    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--)
    Last edited by mtyoung; 02-05-2009 at 09:32 AM.

  3. #3
    majin_harish is offline Member
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    Default

    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
    Last edited by majin_harish; 02-05-2009 at 10:28 AM.

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