0以上upper未満の整数を一つランダムに取得する (daylight/my_rnd.hpp)

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• Last update: 2024-12-26 20:32:55+09:00
• Include: #include "daylight/my_rnd.hpp"

Depends on

• 基本テンプレート (daylight/base.hpp)

Code

#include "daylight/base.hpp"

struct my_rnd {
	mt19937_64 randomEngine;
	my_rnd() {
		random_device randomDevice;
		vector<uint32_t> randomSeedVector(10);
		generate(randomSeedVector.begin(),
				 randomSeedVector.end(), ref(randomDevice));
		seed_seq randomSeed(randomSeedVector.begin(),
							randomSeedVector.end());
		randomEngine = mt19937_64(randomSeed);
	}

	/// @brief 0以上upper未満の整数を一つランダムに取得する
	/// @param upper 乱数の上限値(exclusive)
	/// @return 0以上upper未満のランダムな整数
	int nextInt(int upper) {
		uniform_int_distribution<int> randomIntDistribution(
			0, upper - 1);
		return randomIntDistribution(randomEngine);
	}

	/// @brief lower以上upper未満の整数を一つランダムに取得する
	/// @param lower 乱数の下限値(inclusive)
	/// @param upper 乱数の上限値(exclusive)
	/// @return lower以上upper未満のランダムな整数
	int nextInt(int lower, int upper) {
		uniform_int_distribution<int> randomIntDistribution(
			lower, upper - 1);
		return randomIntDistribution(randomEngine);
	}

	/// @brief 0以上upper未満の整数を一つランダムに取得する
	/// @param upper 乱数の上限値(exclusive)
	/// @return 0以上upper未満のランダムな整数
	ll nextLong(ll upper) {
		uniform_int_distribution<ll> randomIntDistribution(
			0, upper - 1);
		return randomIntDistribution(randomEngine);
	}

	/// @brief lower以上upper未満の整数を一つランダムに取得する
	/// @param lower 乱数の下限値(inclusive)
	/// @param upper 乱数の上限値(exclusive)
	/// @return lower以上upper未満のランダムな整数
	ll nextLong(ll lower, ll upper) {
		uniform_int_distribution<ll> randomIntDistribution(
			lower, upper - 1);
		return randomIntDistribution(randomEngine);
	}

	/// @brief 0以上1未満の実数をランダムに取得する
	/// @return 0以上1未満のランダムな実数
	double next() {
		uniform_real_distribution<double>
			randomDoubleDistribution(0.0, 1.0);
		return randomDoubleDistribution(randomEngine);
	}

	/// @brief 0以上upper未満の実数をランダムに取得する
	/// @param upper 乱数の上限値(exclusive)
	/// @return 0以上upper未満のランダムな実数
	double nextDouble(double upper) {
		uniform_real_distribution<double>
			randomDoubleDistribution(0.0, upper);
		return randomDoubleDistribution(randomEngine);
	}
};

Traceback (most recent call last):
  File "/home/runner/.local/lib/python3.10/site-packages/competitive_verifier/oj_resolve/resolver.py", line 181, in resolve
    bundled_code = language.bundle(path, basedir=basedir)
  File "/home/runner/.local/lib/python3.10/site-packages/competitive_verifier/oj/verify/languages/cplusplus.py", line 252, in bundle
    bundler.update(path)
  File "/home/runner/.local/lib/python3.10/site-packages/competitive_verifier/oj/verify/languages/cplusplus_bundle.py", line 482, in update
    self.update(
  File "/home/runner/.local/lib/python3.10/site-packages/competitive_verifier/oj/verify/languages/cplusplus_bundle.py", line 477, in update
    raise BundleErrorAt(
competitive_verifier.oj.verify.languages.cplusplus_bundle.BundleErrorAt: daylight/base.hpp: line 103: unable to process #include in #if / #ifdef / #ifndef other than include guards

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