d6d1171f2c
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@104224 91177308-0d34-0410-b5e6-96231b3b80d8
42 lines
1.1 KiB
C++
42 lines
1.1 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <random>
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// template<class RealType = double>
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// class piecewise_constant_distribution
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// explicit piecewise_constant_distribution(const param_type& parm);
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#include <random>
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#include <cassert>
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int main()
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{
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{
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typedef std::piecewise_constant_distribution<> D;
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typedef D::param_type P;
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double b[] = {10, 14, 16, 17};
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double p[] = {25, 62.5, 12.5};
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P pa(b, b+4, p);
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D d(pa);
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std::vector<double> iv = d.intervals();
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assert(iv.size() == 4);
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assert(iv[0] == 10);
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assert(iv[1] == 14);
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assert(iv[2] == 16);
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assert(iv[3] == 17);
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std::vector<double> dn = d.densities();
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assert(dn.size() == 3);
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assert(dn[0] == .0625);
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assert(dn[1] == .3125);
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assert(dn[2] == .125);
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}
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}
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