well i really don not about that....will you please elaborate this... On Sat, Mar 24, 2012 at 12:25 AM, Ashish Kumar <[email protected]>wrote:
> i need to study ur code for the issues u wanted to explain. > rather one suggestion if you are using java then why dont u utilize > string.split() api .... > > > On Fri, Mar 23, 2012 at 11:13 PM, Registered user < > [email protected]> wrote: > >> yes as Amahdy said : >> >> >> >> >> just introduce one more line n ur program will run correctly >> >> >> >> >> it works.... someone plz explain why it is so.... >> >> >> >> >> >> >> >> >> import java.util.Scanner; >> >> >> >> >> /** >> * >> * @author Pardeep >> */ >> public class Reverse { >> public void test(){ >> int n=0,l=0,i=0; >> int j=0,c=0; >> Scanner sc=new Scanner(System.in); >> n=sc.nextInt(); //count no of test >> cases >> while(n>0){ >> String strn=""; >> String str1=sc.nextLine(); >> String str=sc.nextLine(); >> //String str=sc.nex >> >> >> >> >> l=str.length(); >> String[] ar=new String[l]; >> j=0; >> int count=0; >> for(i=0;i<str.length();i++){ //count no of blank >> spaces in string >> if(str.charAt(i)==' '){ >> count++; >> } >> } >> i=0; >> for(i=str.length()-1;i>=0;i--){ //reverse the string >> ar[j]=String.valueOf(str.charAt(i)); //store the value in >> array ar[] >> //System.out.println("while.."+ar[j]+j); >> j+=1; //then increase >> value in array element >> if(str.charAt(i)==' '){ //if space occur >> in string then pop up all array element and add in string variable >> strn >> for(int k=j-1;k>=0;k--){ >> strn+=ar[k]; >> } >> j=0; // j is again >> set to j=0 >> count--;//System.out.println(count); //count is >> decremented >> } //now we have >> reversed the string and store it in string (strn),but not the first >> word of string >> if(count==0){ //if count >> is zero then >> strn+=" "; //space is >> added to string >> for(int m=0;m<=i;m++){ //variable >> m is initialised to 0 and upto i >> strn+=str.charAt(m); //store >> each char in the string (strn) >> } >> i=-1; >> } >> }c++; >> System.out.println("Case #:"+c +strn); >> //Error:-output is printed (but getting space at first position) >> >> >> >> >> n--; >> } >> >> >> >> >> } >> public static void main(String a[]){ >> new Reverse().test(); >> } >> } >> >> >> On Mar 23, 10:02 pm, Amahdy <[email protected]> wrote: >> > I think your problem is here: >> > >> > n = sc.nextInt(); >> > >> > You read the integer (the count) but still at the same line, so you >> need to >> > move one more line by typing: >> > >> > sc.nextLine(); >> > >> > After it. >> > >> > I'm not sure if your code is correct though. >> > >> > -- AMahdy!www.amahdy.net >> > >> > >> > >> > >> > >> > >> > >> > On Wed, Mar 21, 2012 at 14:20, mandy <[email protected]> wrote: >> > > here is a link to the problem... >> > >http://code.google.com/codejam/contest/351101/dashboard#s=p1 >> > > Input:-this is a test >> > > Output:-test a is this >> > > I'm getting error in output and in while loop is not executing >> > > properly... >> > > So pls tell me what's wrong with this code... >> > > Thanks a lot. >> > >> > > Mine solution is this.. >> > >> > > /* >> > > * To change this template, choose Tools | Templates >> > > * and open the template in the editor. >> > > */ >> > > package frame; >> > >> > > import java.util.Scanner; >> > >> > > /** >> > > * >> > > * @author Pardeep >> > > */ >> > > public class Reverse { >> > > public void test(){ >> > > int n=0,l=0,i=0; >> > > int j=0,c=0; >> > > Scanner sc=new Scanner(System.in); >> > > n=sc.nextInt(); //count no of test >> > > cases >> > > while(n>0){ >> > > String strn=""; >> > > String str=sc.nextLine(); >> > > l=str.length(); >> > > String[] ar=new String[l]; >> > > j=0; >> > > int count=0; >> > > for(i=0;i<str.length();i++){ //count no of blank >> > > spaces in string >> > > if(str.charAt(i)==' '){ >> > > count++; >> > > } >> > > } >> > > i=0; >> > > for(i=str.length()-1;i>=0;i--){ //reverse the string >> > > ar[j]=String.valueOf(str.charAt(i)); //store the value >> > > in array ar[] >> > > //System.out.println("while.."+ar[j]+j); >> > > j+=1; //then increase >> > > value in array element >> > > if(str.charAt(i)==' '){ //if space occur >> > > in string then pop up all array element and add in string variable >> > > strn >> > > for(int k=j-1;k>=0;k--){ >> > > strn+=ar[k]; >> > > } >> > > j=0; // j is again >> > > set to j=0 >> > > count--;//System.out.println(count); //count is >> > > decremented >> > > } //now we >> > > have reversed the string and store it in string (strn),but not the >> > > first word of string >> > > if(count==0){ //if count >> > > is zero then >> > > strn+=" "; //space is >> > > added to string >> > > for(int m=0;m<=i;m++){ //variable >> > > m is initialised to 0 and upto i >> > > strn+=str.charAt(m); //store >> > > each char in the string (strn) >> > > } >> > > i=-1; >> > > } >> > > }c++; >> > > System.out.println("Case #:"+c >> > > +strn); //Error:-output is printed (but getting >> > > space at first position) >> > >> > > n--; >> > > } >> > >> > > } >> > > public static void main(String a[]){ >> > > new Reverse().test(); >> > > } >> > > } >> > >> > > -- >> > > You received this message because you are subscribed to the Google >> Groups >> > > "Google Code Jam" group. >> > > To post to this group, send email to [email protected]. >> > > To unsubscribe from this group, send email to >> > > [email protected]. >> > > For more options, visit this group at >> > >http://groups.google.com/group/google-code?hl=en. >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Google Code Jam" group. >> To post to this group, send email to [email protected]. >> To unsubscribe from this group, send email to >> [email protected]. >> For more options, visit this group at >> http://groups.google.com/group/google-code?hl=en. >> >> > -- > You received this message because you are subscribed to the Google Groups > "Google Code Jam" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/google-code?hl=en. > -- You received this message because you are subscribed to the Google Groups "Google Code Jam" group. 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