Create EvenDigits.java

Author: Mominsami07

Linear Search Algorithm/src/com/momin/EvenDigits.java

@@ -0,0 +1,35 @@
+package com.momin;
+
+public class EvenDigits {
+    public static void main(String[] args) {
+        int [] arr={-12,324,2,6,-7896};
+        System.out.println(CountEven(arr));
+    }
+
+    static int CountEven(int[]arr)
+    {
+        int count=0;
+        for (int i = 0; i < arr.length; i++) {
+            if(even(arr[i]))
+            {
+                count++;
+            }
+        }
+        return count;
+    }
+
+    static boolean even(int num){
+        int numOfDigits=CountDigits(num);
+
+        return numOfDigits%2==0;
+    }
+
+    static int CountDigits(int num)
+    {
+        if(num<0)
+        {
+            num=num*-1;
+        }
+        return(int) (Math.log10(num))+1;
+    }
+}