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