Day3 Completed

Day3/Java/HammingDistance1.java

@@ -0,0 +1,39 @@
+/* 
+ * @author: Nomit Pahuja
+ * date: 09/02/2019
+ */
+
+import java.util.Scanner;
+
+public class HammingDistance1 {
+
+    public static int hammingDistance(String word1, String word2) {
+        int distance = 0;
+        //Checking word length 
+        if (word1.length() != word2.length()) {
+            return -1;
+        }
+        //Checking if symbols are same or not 
+        for(int i = 0; i<word1.length(); i++ ) {
+            if(word1.charAt(i) != word2.charAt(i)) {
+                distance++;
+            }
+        }
+        return distance;
+    }
+
+    public static void main (String[] args) {
+        Scanner in = new Scanner(System.in);
+        System.out.print("Enter the first string: ");
+        String word1 = in.next();
+        System.out.print("Enter the second string: ");
+        String word2 = in.next();
+        int distance = hammingDistance(word1, word2);
+        if(distance == -1) {
+            System.out.println("Please enter strings of same length");
+        } else {
+            System.out.println("The Hamming distance between the strings " + word1 + " and " + word2 + " is " + distance);
+        }
+        System.exit(0);
+     }
+ }

Day3/JavaScript/hammingDistance.js

@@ -0,0 +1,29 @@
+/*
+ * @author Nomit Pahuja
+ * date: 09/02/2018
+ */
+
+function hamming (str1, str2) {
+    let distance = 0;
+
+    //Check the length of strings
+    if (str1.length !== str2.length) {
+        console.log("Please enter strings of same length.");
+        return -1;
+    }
+
+    //Find the hamming distance
+    for (let i = 0; i < str1.length ; i++) {
+        if(str1[i] !== str2[i]) {
+            distance++;
+        }
+    }
+
+    //Print the hamming distance
+    console.log(`The hamming distance between the strings : ${str1} and ${str2} is ${distance}`);
+    return distance;
+}
+
+hamming("strawberry","avocado");
+hamming("john","taylor");
+hamming("issac","rahul");

Day3/README.md

@@ -56,6 +56,36 @@ hammingDistance('1011101', '1001001');
 hammingDistance('2173896', '2233796');
 ```
 
+### [Solution] (./JavaScript/hamingDistance.js)
+
+```js 
+function hamming (str1, str2) {
+    let distance = 0;
+
+    //Check the length of strings
+    if (str1.length !== str2.length) {
+        console.log("Please enter strings of same length.");
+        return -1;
+    }
+
+    //Find the hamming distance
+    for (let i = 0; i < str1.length ; i++) {
+        if(str1[i] !== str2[i]) {
+            distance++;
+        }
+    }
+
+    //Print the hamming distance
+    console.log(`The hamming distance between the strings : ${str1} and ${str2} is ${distance}`);
+    return distance;
+}
+
+hamming("strawberry","avocado");
+hamming("john","taylor");
+hamming("issac","rahul");
+```
+
+
 ## Java Implementation
 
 ### [Solution](./Java/HammingDistance.java)
@@ -97,6 +127,45 @@ public class HammingDistance {
 }
 ```
 
+### [Solution] (./Java/HammingDistance1.java) 
+
+```java
+import java.util.Scanner;
+
+public class HammingDistance1 {
+
+    public static int hammingDistance(String word1, String word2) {
+        int distance = 0;
+        //Checking word length 
+        if (word1.length() != word2.length()) {
+            return -1;
+        }
+        //Checking if symbols are same or not 
+        for(int i = 0; i<word1.length(); i++ ) {
+            if(word1.charAt(i) != word2.charAt(i)) {
+                distance++;
+            }
+        }
+        return distance;
+    }
+
+    public static void main (String[] args) {
+        Scanner in = new Scanner(System.in);
+        System.out.print("Enter the first string: ");
+        String word1 = in.next();
+        System.out.print("Enter the second string: ");
+        String word2 = in.next();
+        int distance = hammingDistance(word1, word2);
+        if(distance == -1) {
+            System.out.println("Please enter strings of same length");
+        } else {
+            System.out.println("The Hamming distance between the strings " + word1 + " and " + word2 + " is " + distance);
+        }
+        System.exit(0);
+     }
+ }
+```
+
 ## C++ Implementation
 
 ### [hamming.cpp](./C++/hamming.cpp)