From 5e1f83d9f90bb8f1446b7af350a066f051739c79 Mon Sep 17 00:00:00 2001
From: mantosh1 <72303349+mantosh1@users.noreply.github.com>
Date: Sat, 30 Oct 2021 05:58:01 -0700
Subject: [PATCH] nPr combination

---
 Projects/C++/combination | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 Projects/C++/combination

diff --git a/Projects/C++/combination b/Projects/C++/combination
new file mode 100644
index 00000000..c1f7f06c
--- /dev/null
+++ b/Projects/C++/combination
@@ -0,0 +1,27 @@
+#include<stdio.h>
+
+int fact(int n)
+{
+	if (n <= 1)
+		return 1;
+	return n*fact(n-1);
+}
+
+int nPr(int n, int r)
+{
+	return fact(n)/fact(n-r);
+}
+
+int main()
+{
+	int n, r;
+	printf("Enter n: ");
+	scanf("%d", &n);
+
+	printf("Enter r: ");
+	scanf("%d", &r);
+
+	printf("%dP%d is %d", n, r, nPr(n, r));
+
+	return 0;
+}