From 67a5c26d3745549e0d7d99a3ac9bdaec9b575e57 Mon Sep 17 00:00:00 2001
From: Dmitry Kokorin <dmitry@kokorin.org>
Date: Sun, 20 Mar 2016 19:25:03 +0300
Subject: [PATCH] raindrops: iteration 1

---
 cpp/raindrops/raindrops.cpp | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/cpp/raindrops/raindrops.cpp b/cpp/raindrops/raindrops.cpp
index 5314f9d..f0e5e60 100644
--- a/cpp/raindrops/raindrops.cpp
+++ b/cpp/raindrops/raindrops.cpp
@@ -1,14 +1,17 @@
 #include "raindrops.h"
 
-#include <map>
 
 namespace raindrops {
 
 using namespace std;
 
-typedef map<int, string> dictionary_t;
+struct mapping_t
+{
+    int     number;
+    string  word;
+};
 
-static const dictionary_t dictionary =
+static const mapping_t dictionary[]=
     {{3, "Pling"}, {5, "Plang"}, {7, "Plong"}};
 
 
@@ -16,10 +19,10 @@ string convert(int input)
 {
     string result;
 
-    for (auto &pair : dictionary)
-        if (!(input % pair.first)) {
+    for (auto &mapping : dictionary)
+        if (!(input % mapping.number)) {
 
-            result += pair.second;
+            result += mapping.word;
         }
 
     return result.empty() ? to_string(input) : result;