diff --git a/fibbonaci series b/fibbonaci series
new file mode 100644
index 0000000..f09b3c5
--- /dev/null
+++ b/fibbonaci series	
@@ -0,0 +1,36 @@
+#include<stdio.h>
+int fibo(int n);
+
+int main(){
+
+int a,c;
+scanf("%d",&a);
+if(a==0){
+    printf("please enter correct value of n");
+}
+else{
+c=fibo(a);
+printf("%d",c);
+}
+
+
+
+
+
+
+
+
+return 0;
+}
+int fibo(int n){
+if(n==1){
+    return 0;
+}
+else if(n==2){
+    return 1;
+}
+else{
+    return fibo(n-1)+fibo(n-2);
+}
+
+}