60 lines
967 B
C++
60 lines
967 B
C++
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/*
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* exercise_3.hpp
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*
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* Created on: 12 окт. 2021 г.
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* Author: alexander
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*/
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#pragma once
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#include <iostream>
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#include <vector>
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#include <thread>
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#include <mutex>
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#include <algorithm>
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#include <random>
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std::mutex m;
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void generate_things(std::vector<int> &v)
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{
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std::random_device rd;
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std::mt19937 mersenne(rd());
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std::uniform_int_distribution<int> urd(0, 1000);
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std::lock_guard lg(m);
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std::generate(v.begin(), v.end(), [&]()
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{
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return urd(mersenne);
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});
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}
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void pop_thing(std::vector<int> &v)
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{
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std::lock_guard lg(m);
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std::cout << *std::max_element(v.begin(), v.end()) << std::endl;
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}
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void exercise_3()
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{
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std::vector<int> v(100);
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size_t count = 100;
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while (count--)
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{
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std::thread owner([&]()
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{
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generate_things(v);
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});
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std::thread thief([&]()
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{
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pop_thing(v);
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});
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owner.join();
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thief.join();
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}
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}
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