Added Fibonacci program by Aashi Sharma for Hacktoberfest

Author: aashiisharma

src/main/java/fibonacci_series.java

@@ -0,0 +1,12 @@
+public class fibonacci_series {
+    public static void main(String[] args) {
+        int n1 = 0, n2 = 1, n3, count = 10;
+        System.out.print("Fibonacci Series: " + n1 + " " + n2);
+        for (int i = 2; i < count; ++i) {
+            n3 = n1 + n2;
+            System.out.print(" " + n3);
+            n1 = n2;
+            n2 = n3;
+        }
+    }
+}