Added map

map/data/five/code.cpp

@@ -0,0 +1,88 @@
+#include "map.hpp"
+#include <iostream>
+#include <cassert>
+#include <string>
+
+class Integer {
+public:
+	static int counter;
+	int val;
+	
+	Integer(int val) : val(val) {
+		counter++;
+	}
+
+	Integer(const Integer &rhs) {
+		val = rhs.val;
+		counter++;
+	}
+
+	Integer& operator = (const Integer &rhs) {
+		assert(false);
+	}
+
+	~Integer() {
+		counter--;
+	}
+};
+
+int Integer::counter = 0;
+
+class Compare {
+public:
+	bool operator () (const Integer &lhs, const Integer &rhs) const {
+		return lhs.val < rhs.val;
+	}
+};
+
+void tester(void) {
+	sjtu::map<Integer, std::string, Compare> map;
+	for (int i = 0; i < 1000000; ++i) {
+		std::string string = "";
+		for (int number = i; number; number /= 10) {
+			char digit = '0' + number % 10;
+			string = digit + string;
+		}
+		if (i & 1) {
+			map[Integer(i)] = string;
+			auto result = map.insert(sjtu::pair<Integer, std::string>(Integer(i), string));
+			assert(!result.second);
+		} else {
+			auto result = map.insert(sjtu::pair<Integer, std::string>(Integer(i), string));
+			assert(result.second);
+		}
+	}
+	int counter = 0;
+	for (int time = 0; time <= 30; time++) {
+		sjtu::map<Integer, std::string, Compare>::const_iterator const_iterator;
+		const_iterator = map.cbegin();
+		while (const_iterator != map.cend()) {
+			const Integer integer(const_iterator->first);
+			if ((++counter) % 1000 == 0) {
+				std::cout << const_iterator->second << " ";
+			}
+			const_iterator++;
+		}
+		sjtu::map<Integer, std::string, Compare>::iterator iterator;
+		iterator = map.begin();
+		while (iterator != map.end()) {
+			const Integer integer(iterator->first);
+			std::string tmp = iterator->second;
+			iterator->second = "SJTU";
+			if ((++counter) % 1000 == 0) {
+				std::cout << iterator->second << " ";
+			}
+			iterator->second = tmp;
+			iterator++;
+		}
+		std::cout << map.size() << std::endl;
+	}
+}
+
+int main(void) {
+	std::ios::sync_with_stdio(false);
+	std::cin.tie(0);
+	std::cout.tie(0);
+	tester();
+	std::cout << Integer::counter << std::endl;
+}