Create fact.cpp

1 files changed, 16 insertions, 0 deletions

diff --git a/Sem. 12/fact.cpp b/Sem. 12/fact.cpp
new file mode 100644
index 0000000..bd97a5e
--- /dev/null
+++ b/Sem. 12/fact.cpp
@@ -0,0 +1,16 @@
+#include <iostream>
+
+
+
+unsigned factRec(unsigned n)  // О(n)
+{
+	if (n == 0)
+		return 1;
+	return n * factRec(n - 1);
+}
+
+int main()
+{
+ std::cout << factRec(5); 
+  
+}