diff --git a/fibonacci.cpp b/fibonacci.cpp
new file mode 100644
index 0000000..9c0394d
--- /dev/null
+++ b/fibonacci.cpp
@@ -0,0 +1,21 @@
+#include<stdio.h>
+using namespace std;
+
+long fib(int n)
+{
+	if(n==1)
+	return 0;
+	else if(n==2)
+	return 1;
+	else
+	{
+		return fib(n-1)+fib(n-2);
+	}
+}
+int main()
+{
+	long x;
+	printf("enter x: ");
+	scanf("%ld",&x);
+	printf("%d",fib(x));
+}