From 8378f1a885678569b593f94ddeabea9f734de64f Mon Sep 17 00:00:00 2001
From: Samuel Fadel <samuel@nihil.ws>
Date: Thu, 23 Aug 2018 16:51:02 -0300
Subject: Use std::array instead of plain array.

---
 src/main.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/main.cpp b/src/main.cpp
index 5972b4d..31c8a59 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,11 +1,11 @@
 #include <cmath>
 #include <algorithm>
+#include <array>
 #include <iostream>
 #include <iterator>
 #include <vector>
 
-const char *TICKS[] = {"▁", "▂", "▃", "▄", "▅", "▆", "▇", "█"};
-const size_t NUM_TICKS = 8;
+const std::array<const char *, 8> TICKS = {"▁", "▂", "▃", "▄", "▅", "▆", "▇", "█"};
 const double EPSILON = 1e-8;
 
 template<typename InputIterator, typename OutputIterator>
@@ -18,7 +18,7 @@ void sparkify(InputIterator first, InputIterator last, OutputIterator &out) {
     if (values_range < EPSILON) {
         std::fill_n(out, last - first, TICKS[0]);
     } else {
-        auto coef = (NUM_TICKS - 1) / values_range;
+        auto coef = (TICKS.size() - 1) / values_range;
         std::transform(first, last, out, [&](auto x) {
             return TICKS[(size_t) round((x - min) * coef)];
         });
-- 
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