diff --git a/N_factorial.cpp b/N_factorial.cpp
new file mode 100644
index 0000000..c48280b
--- /dev/null
+++ b/N_factorial.cpp
@@ -0,0 +1,12 @@
+#include<bits/stdc++.h>
+using namespace std;
+int main()
+{
+  int n;
+  cin>>n;
+  int f=1;
+  for(int i=1;i<=n;i++)
+    f=f*i;
+  cout<<f<<"\n";
+  return 0;
+}