From af32ffafd1bd86be6b12161ec9292d1d00dcef37 Mon Sep 17 00:00:00 2001
From: azuchi <azuchi@chaintope.com>
Date: Sun, 4 Feb 2024 10:36:42 +0900
Subject: [PATCH] Refactoring

---
 lib/kzg/polynomial.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/kzg/polynomial.rb b/lib/kzg/polynomial.rb
index 9aff0d5..030dd9e 100644
--- a/lib/kzg/polynomial.rb
+++ b/lib/kzg/polynomial.rb
@@ -53,7 +53,7 @@ def eval_at(x)
       x = x.is_a?(BLS::Fr) ? x : BLS::Fr.new(x)
       return BLS::Fr::ZERO if coeffs.empty?
       return coeffs.first if x.value.zero?
-      last = coeffs[coeffs.length - 1]
+      last = coeffs.last
       (coeffs.length - 2).step(0, -1) do |i|
         tmp = last * x
         last = tmp + coeffs[i]