hacker rank 16th problem solution

16 . java Substring comparison

//above are pre written... 

 public static String getSmallestAndLargest(String s, int k) {

        String   largest = "";

        String  smallest = ""; 

    int len ,str_len;

    

String tempMax = s.substring(0, k);

    String tempMin = s.substring(0, k);

    String temp2 = "";

    int temp2_int = 0;

    str_len =  s.length();

    for(int i = 0; i <= str_len; i++ ){

        len = i + k;

        if(len > str_len){

            break;

        }

        temp2 = (s.substring(i, len));

        temp2_int = tempMax.compareTo(temp2);

        if( temp2_int < 0 ){

            tempMax = temp2;

        }

        temp2_int = tempMin.compareTo(temp2);

        if(temp2_int > 0){

            tempMin = temp2;

        }

    }

    smallest = tempMin;

    largest = tempMax;

 

return smallest +"\n"+ largest;

}

Compiler Message

Success

Input (stdin)Download

welcometojava
3{-truncated-}

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Expected OutputDownload

ava
wel{-truncated-}

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