Create lucas_function

Author: DEVANSH-GAJJAR

dynamic_programming/lucas_function

@@ -0,0 +1,28 @@
+#DEFINING THE FUNCTION
+def lucas_func(n):
+    #PREDFINING THE VALUES
+    a = 2
+    b = 1
+    
+    if n == 0:
+        return a
+ 
+    # GENERATING THE NUMBER 
+    for i in range(2, n + 1):
+        c = a + b
+        a = b
+        b = c
+    
+    return b
+    
+# USER INPUT 
+n = int(input("Enter the position n to find the nth Lucas Number: "))
+print(f"The {n}th Lucas Number is: {lucas_func(n)}")
+
+"""
+
+THE OUTPUT:- 
+Enter the position n to find the nth Lucas Number: 6
+The 6th Lucas Number is: 18
+
+"""