mirror of
https://github.com/bolero-MURAKAMI/Sprout.git
synced 2024-12-27 21:45:42 +00:00
60 lines
1.6 KiB
C++
60 lines
1.6 KiB
C++
//
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// Sprout C++ Library
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//
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// Copyright (c) 2013
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// bolero-MURAKAMI : http://d.hatena.ne.jp/boleros/
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// osyo-manga : http://d.hatena.ne.jp/osyo-manga/
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//
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// Readme:
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// https://github.com/bolero-MURAKAMI/Sprout/blob/master/README
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//
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// License:
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// Boost Software License - Version 1.0
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// <http://www.boost.org/LICENSE_1_0.txt>
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//
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#include <sprout/random.hpp>
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#include <iostream>
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int
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main(){
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//
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// Random engine
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//
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static constexpr sprout::default_random_engine engine;
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//
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// Distribution
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//
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// 1 ~ 6
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{
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static constexpr sprout::uniform_int_distribution<> dist(1, 6);
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static_assert(dist(engine) == 1, "");
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static_assert(dist(engine)() == 1, "");
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static_assert(dist(engine)()() == 5, "");
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static_assert(dist(engine)()()() == 3, "");
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}
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// 0.0 ~ 1.0
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{
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static constexpr sprout::uniform_real_distribution<double> dist(0.0, 1.0);
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// static_assert(dist(engine) == 0.7.8259e-006, "");
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// static_assert(dist(engine) == 0.131538, "");
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// static_assert(dist(engine) == 0.755605, "");
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// static_assert(dist(engine) == 0.45865, "");
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std::cout << dist(engine) << std::endl;
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std::cout << dist(engine)() << std::endl;
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std::cout << dist(engine)()() << std::endl;
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std::cout << dist(engine)()()() << std::endl;
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}
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// Returns true with probability 50%
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{
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static constexpr sprout::bernoulli_distribution<> dist(0.5);
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static_assert(dist(engine) == 1, "");
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static_assert(dist(engine)() == 1, "");
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static_assert(dist(engine)()() == 0, "");
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static_assert(dist(engine)()()() == 1, "");
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}
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return 0;
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}
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