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Updated Solution
The question has got an update and hence the solution needs to be updated as well.
  • Loading branch information
codepool20 authored Oct 26, 2020
commit cf6bfdc80a68e4d9f71e216ff47f5c6aae5af066
Original file line number Diff line number Diff line change
@@ -1,29 +1,29 @@
/**
*
*/
package com.javaaid.hackerrank.solutions.languages.java.strings;

import java.util.ArrayList;
import java.util.Collections;
import java.util.Scanner;

/**
* @author Kanahaiya Gupta
*
*/
public class JavaSubstringComparisons {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
ArrayList<String> list = new ArrayList<String>();
String s = sc.next();
int k = sc.nextInt();
for (int i = 0; i <= s.length() - k; i++) {
String tmp = s.substring(i, k + i);
list.add(tmp);
}
Collections.sort(list);
System.out.println(list.get(0));
System.out.println(list.get(list.size() - 1));
sc.close();
}
public class Solution {

public static String getSmallestAndLargest(String s, int k) {
String smallest = s.substring(0, k);
String largest = s.substring(0, k);

for (int i = 0; i <= s.length() - k; i++) {
String curr = s.substring(i, i + k);
if (smallest.compareTo(curr) > 0){
smallest = curr;
}
if (largest.compareTo(curr) < 0) {
largest = curr;
}
}
return(smallest+"\n" +largest);
}

public static void main(String[] args) {
Scanner scan = new Scanner(System.in);
String s = scan.next();
int k = scan.nextInt();
scan.close();

System.out.println(getSmallestAndLargest(s, k));
}
}