From: Richard Kojedzinszky <krichy@tvnetwork.hu>
Date: Tue, 14 Apr 2015 15:41:47 +0000 (+0200)
Subject: uwc: not using std::string* pointers
X-Git-Url: http://git.neszt.hu/?a=commitdiff_plain;h=154bd7e9bffb1e69766851cc8f5f097b2fd8059d;p=uwc.git

uwc: not using std::string* pointers
---

diff --git a/uwc.cpp b/uwc.cpp
index 1786b3f..09d197e 100644
--- a/uwc.cpp
+++ b/uwc.cpp
@@ -2,10 +2,10 @@
 #include <unordered_map>
 #include <string>
 #include <iostream>
+#include <typeinfo>
 
 typedef std::unordered_map<std::string, int> hash_t;
 
-
 int main()
 {
 	std::cin.sync_with_stdio(false);
@@ -23,20 +23,18 @@ int main()
 		}
 	}
 
-	std::vector<const std::string*> words(hash.size());
-	int i = 0;
+	std::vector<std::string> words;
 	for (const auto& e : hash) {
-		words[i++] = &(e.first);
-		// words.push_back(&(e.first));
+		words.push_back(e.first);
 	}
 
-	std::sort(words.begin(), words.end(), [&hash] (const std::string* a, const std::string* b) -> bool {
-			int diff = hash[*a] - hash[*b];
-			return (diff < 0) || (diff == 0 && (*a) < (*b)); // (a.compare(b) < 0);
+	std::sort(words.begin(), words.end(), [&hash] (const std::string& a, const std::string& b) -> bool {
+			int diff = hash[a] - hash[b];
+			return (diff < 0) || (diff == 0 && a < b); // (a.compare(b) < 0);
 	});
 
-	for (const auto e : words) {
-		std::cout << *e << " " << hash[*e] << "\n";
+	for (const auto& e : words) {
+		std::cout << e << " " << hash[e] << "\n";
 	}
 }