From d0cf4102d6b8175d623011a7ce3ff617b3725a55 Mon Sep 17 00:00:00 2001
From: Bob Polis <rpb.polis@avans.nl>
Date: Wed, 6 Oct 2021 11:08:46 +0200
Subject: [PATCH] Changed choice function to use std::vector

---
 src/random.hpp | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/random.hpp b/src/random.hpp
index aada12e..a040802 100644
--- a/src/random.hpp
+++ b/src/random.hpp
@@ -2,6 +2,7 @@
 #define RANDOM_H_
 
 #include <random>
+#include <vector>
 
 namespace sc {
 
@@ -24,10 +25,10 @@ namespace sc {
             double random_double();
             double random_double(double from, double to);
 
-            template <typename T, typename Iter>
-            T choice(Iter beg, Iter end) {
-                std::uniform_int_distribution<int> dist {0, end - beg - 1};
-                return beg + dist(_reng);
+            template <typename T>
+            static T choice(const std::vector<T>& vec) {
+                std::uniform_int_distribution<int> dist {0, vec.size() - 1};
+                return vec[dist(instance()._reng)];
             }
 
         private: