From 2ad2f7216d84309f2f80ac1c4696a0da4efb6de7 Mon Sep 17 00:00:00 2001
From: Kaustubh Damania <kaustubh.damania@gmail.com>
Date: Sat, 14 Nov 2020 11:24:01 +0530
Subject: [PATCH] Update ncr_modulo_p.cpp

---
 math/ncr_modulo_p.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/math/ncr_modulo_p.cpp b/math/ncr_modulo_p.cpp
index 2a8e1820a..3d090a9f8 100644
--- a/math/ncr_modulo_p.cpp
+++ b/math/ncr_modulo_p.cpp
@@ -28,8 +28,8 @@ namespace ncr_modulo_p {
  */
 class NCRModuloP {
  private:
-    std::vector<uint64_t> fac{};
-    uint64_t p = 0;
+    std::vector<uint64_t> fac{}; // stores precomputed factorial(i) % p value
+    uint64_t p = 0; // the p from (nCr % p)
 
  public:
     /** Constructor which precomputes the values of n! % mod from n=0 to size