1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 // <random> 11 12 // template<class RealType = double> 13 // class gamma_distribution 14 15 // explicit gamma_distribution(result_type alpha = 0, result_type beta = 1); 16 17 #include <random> 18 #include <cassert> 19 20 int main() 21 { 22 { 23 typedef std::gamma_distribution<> D; 24 D d; 25 assert(d.alpha() == 1); 26 assert(d.beta() == 1); 27 } 28 { 29 typedef std::gamma_distribution<> D; 30 D d(14.5); 31 assert(d.alpha() == 14.5); 32 assert(d.beta() == 1); 33 } 34 { 35 typedef std::gamma_distribution<> D; 36 D d(14.5, 5.25); 37 assert(d.alpha() == 14.5); 38 assert(d.beta() == 5.25); 39 } 40 } 41
