diff --git a/fibo.py b/fibo.py
deleted file mode 100644
index 4361cce..0000000
--- a/fibo.py
+++ /dev/null
@@ -1,13 +0,0 @@
-def fib(n): # write Fibonacci series up to n
-	a, b = 0, 1
-	while b < n:
-		print b,
-		a, b = b, a+b
-
-def fib2(n): # return Fibonacci series up to n
-	result = []
-	a, b = 0, 1
-	while b < n:
-		result.append(b)
-		a, b = b, a+b
-	return result
diff --git a/fibonacci.py b/fibonacci.py
new file mode 100644
index 0000000..7087a04
--- /dev/null
+++ b/fibonacci.py
@@ -0,0 +1,12 @@
+FibArray = [0,1] 
+def fibonacci(n):
+    if n<=0:
+        print("Incorrect input")
+    elif n<=len(FibArray):
+        return FibArray[n-1]
+    else:
+        temp_fib = fibonacci(n-1)+fibonacci(n-2)
+        FibArray.append(temp_fib)
+        return temp_fib
+x=int(input())
+print(fibonacci(x))
\ No newline at end of file