From 8210d5a7d6d4401cfb8b2b6167903c36ca9daaca Mon Sep 17 00:00:00 2001
From: Jayanth Sreejith <48846390+CYPHER0041@users.noreply.github.com>
Date: Sat, 24 Oct 2020 02:37:31 +0530
Subject: [PATCH 1/2] Added Substr.java

---
 JAVA/SubstringComparisons.java | 43 ++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 JAVA/SubstringComparisons.java

diff --git a/JAVA/SubstringComparisons.java b/JAVA/SubstringComparisons.java
new file mode 100644
index 0000000..9405ba0
--- /dev/null
+++ b/JAVA/SubstringComparisons.java
@@ -0,0 +1,43 @@
+import java.util.Scanner;
+
+public class Substr {
+
+    public static String getSmallestAndLargest(String s, int k) {
+        String smallest = "";
+        String largest = "";
+        
+        String small="",large="";
+        int length=s.length();
+        int times=length-k+1;
+        String[] word=new String[times];
+        for(int i=0;i<times;i++)
+        {
+            word[i]=s.substring(i,i+k);
+        }
+       small=word[0];
+       large=word[times-1];
+        for(int i=0;i<times;i++)
+        {
+            if(word[i].compareTo(small)<0)
+                small=word[i];
+            else if(word[i].compareTo(large)>0)
+                large=word[i];
+            else
+                continue;
+        }
+        smallest=small;
+        largest=large;
+        
+        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));
+    }
+}

From 3962887b1445faacbda0ef98b09cf6ace100d484 Mon Sep 17 00:00:00 2001
From: Jayanth Sreejith <48846390+CYPHER0041@users.noreply.github.com>
Date: Sat, 24 Oct 2020 02:41:07 +0530
Subject: [PATCH 2/2] Update SubstringComparisons.java

---
 JAVA/SubstringComparisons.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/JAVA/SubstringComparisons.java b/JAVA/SubstringComparisons.java
index 9405ba0..8b8baed 100644
--- a/JAVA/SubstringComparisons.java
+++ b/JAVA/SubstringComparisons.java
@@ -1,6 +1,6 @@
 import java.util.Scanner;
 
-public class Substr {
+public class SubstringComparisons {
 
     public static String getSmallestAndLargest(String s, int k) {
         String smallest = "";