Anika, look closely.
Your code takes O(N^2) instead of O(N)
Regards,
Sandeep Jain
On Mon, Jul 11, 2011 at 5:15 PM, Anika Jain <anika.jai...@gmail.com> wrote:
> YA.. N YA M USING 2 VARIABLES.. IS IT ALLOWED?
>
>
> On Mon, Jul 11, 2011 at 4:58 PM, saurabh singh <saurab...@gmail.com>wrote:
>
>> A similar solution has been proposed above if I am not misinterpreting the
>> code,You are creating a bitmap from the 2 variables.?
>>
>>
>> On Mon, Jul 11, 2011 at 4:55 PM, Anika Jain <anika.jai...@gmail.com>wrote:
>>
>>>
>>> A c code for this is:
>>>
>>> int main()
>>> {
>>> int a[2] = {0};
>>> char str[50];
>>> int i,ind=0;
>>> scanf ("%s", str);
>>> for(i=0;i<strlen(str);i++)
>>> {
>>>
>>> if(str[i]>='a' && str[i]<='z')
>>> {
>>> if(!(a[0] & 1<<str[i]-'a'))
>>> {
>>> a[0] = a[0] | 1<<str[i]-'a';
>>> str[ind]=str[i];
>>> ind++;
>>> }
>>> }
>>> else if(str[i]>='A' && str[i]<='Z')
>>> {
>>> if(!(a[1] & 1<<str[i]-'a'))
>>> {
>>> a[1] = a[1] | 1<<str[i]-'a';
>>> str[ind]=str[i];
>>> ind++;
>>> }
>>> }
>>> }
>>> str[ind]='\0';
>>>
>>> printf("%s\n",str);
>>> return 0;
>>> }
>>>
>>>
>>> is it fine 2 use 2 integers for this? or not allowed??
>>>
>>>
>>>
>>> On Mon, Jul 11, 2011 at 9:35 AM, Yaw <yawbrob...@gmail.com> wrote:
>>>
>>>> Quite new to java what do you think of mine?
>>>>
>>>> import java.util.*;
>>>>
>>>> public class RemoveDuplicates {
>>>>
>>>>
>>>> public static void main(String[] args){
>>>> while(true) {
>>>> System.out.println("Enter String");
>>>> Scanner input = new Scanner(System.in);
>>>> String str = input.nextLine();
>>>> System.out.println(RemoveDup(str));
>>>> }
>>>> }
>>>>
>>>> public static String RemoveDup(String str){
>>>> str = str.toLowerCase();
>>>> String temp = "";
>>>> for (int i=0; i<str.length(); i++){
>>>> if (!temp.contains(Character.toString(str.charAt(i)))){
>>>> temp+=str.charAt(i);
>>>> }
>>>>
>>>> }
>>>> return temp;
>>>>
>>>>
>>>> }
>>>>
>>>> }
>>>>
>>>>
>>>
>>>
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>>
>>
>>
>> --
>> Saurabh Singh
>> B.Tech (Computer Science)
>> MNNIT ALLAHABAD
>>
>>
>>
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>
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