Added Practice Code.

Signed-off-by: Someshdiwan <[email protected]>

Author: Someshdiwan

JAVA8/StreamsInJAVA/src/Factorial.java

@@ -0,0 +1,18 @@
+import java.util.stream.IntStream;
+
+class Factorial {
+
+    static void printFactorial(int n) {
+        long factorial = IntStream.rangeClosed(1, n)
+                .reduce(1, (int a, int b) -> a * b);
+        System.out.println("The factorial of the given number is: " + factorial);
+    }
+
+    static void solve(int n) {
+        printFactorial(n);
+    }
+
+    public static void main(String[] args) {
+        solve(6);
+    }
+}