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std::uniform_int_distribution

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C++
 
Numéricos biblioteca
Funciones matemáticas comunes
Floating-point medio ambiente
Los números complejos
Matrices numéricas
Pseudo-aleatoria de generación de números
En tiempo de compilación aritmética racional (C++11)
Genéricos operaciones numéricas
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Generic numeric operations
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iota(C++11)
accumulate
inner_product
adjacent_difference
partial_sum
 
Pseudo-aleatoria de generación de números
Motores y adaptadores de motor
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Engines and engine adaptors
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linear_congruential_engine(C++11)
mersenne_twister_engine(C++11)
subtract_with_carry_engine(C++11)
discard_block_engine(C++11)
independent_bits_engine(C++11)
shuffle_order_engine(C++11)
Generadores
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Generators
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random_device(C++11)
Distribuciones
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Distributions
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Distribuciones uniformes
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Uniform distributions
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uniform_int_distribution(C++11)
uniform_real_distribution(C++11)
generate_canonical(C++11)
Bernoulli distribuciones
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Bernoulli distributions
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bernoulli_distribution(C++11)
binomial_distribution(C++11)
negative_binomial_distribution(C++11)
geometric_distribution(C++11)
Poisson distribuciones
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Poisson distributions
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poisson_distribution(C++11)
exponential_distribution(C++11)
gamma_distribution(C++11)
weibull_distribution(C++11)
extreme_value_distribution(C++11)
Distribuciones normales
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Normal distributions
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normal_distribution(C++11)
lognormal_distribution(C++11)
chi_squared_distribution(C++11)
cauchy_distribution(C++11)
fisher_f_distribution(C++11)
student_t_distribution(C++11)
Distribuciones de muestreo
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Sampling distributions
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discrete_distribution(C++11)
piecewise_constant_distribution(C++11)
piecewise_linear_distribution(C++11)
Secuencias de semillas
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Seed Sequences
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seed_seq(C++11)
C biblioteca
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C library
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rand
srand
RAND_MAX
 
std::uniform_int_distribution
Las funciones miembro
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Member functions
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uniform_int_distribution::uniform_int_distribution
uniform_int_distribution::reset
Generación
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Generation
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uniform_int_distribution::operator()
Características
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Characteristics
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uniform_int_distribution::a
uniform_int_distribution::b
uniform_int_distribution::param
uniform_int_distribution::min
uniform_int_distribution::max
Terceros funciones
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Non-member functions
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operator==
operator!=
operator<<
operator>>
 
Defined in header <random>
template< class IntType = int >
class uniform_int_distribution;
 (ya que C + +11)
Produce i aleatoria valores enteros, distribuida uniformemente en el [a, b] intervalo cerrado, es decir, distribuidos de acuerdo con la función de probabilidad discreta
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Produces random integer values i, uniformly distributed on the closed interval [a, b], that is, distributed according to the discrete probability function
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P(i|a,b) =
1
b − a + 1
.

Contenido

[editar] Tipos de miembros

Miembro de tipo
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Member type
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 Definition
result_type IntType
param_type
el tipo del conjunto de parámetros, sin especificar
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the type of the parameter set, unspecified
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[editar] Las funciones miembro
construye nueva distribución
Original:
constructs new distribution
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(miembro público función) [edit]
restablece el estado interno de la distribución
Original:
resets the internal state of the distribution
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(miembro público función) [edit]
Generación
Original:
Generation
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genera el siguiente número aleatorio en la distribución
Original:
generates the next random number in the distribution
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(miembro público función) [edit]
Características
Original:
Characteristics
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devuelve el a parámetro de distribución (valor mínimo)
Original:
returns the a distribution parameter (minimum value)
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(miembro público función) [edit]
devuelve el b parámetro de distribución (valor máximo)
Original:
returns the b distribution parameter (maximum value)
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(miembro público función) [edit]
obtiene o establece el objeto de parámetro de distribución
Original:
gets or sets the distribution parameter object
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(miembro público función) [edit]
devuelve el valor mínimo potencialmente generado
Original:
returns the minimum potentially generated value
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(miembro público función) [edit]
devuelve el valor máximo potencialmente generado
Original:
returns the maximum potentially generated value
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(miembro público función) [edit]

[editar] Terceros funciones
compara dos objetos de distribución
Original:
compares two distribution objects
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(función) [edit]
realiza flujo de entrada y salida en la distribución de números pseudo-aleatorios
Original:
performs stream input and output on pseudo-random number distribution
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(función) [edit]

[editar] Ejemplo

Este programa simula tirar dados de 6 caras .
Original:
This program simulates throwing 6-sided dice.
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#include <random>
#include <iostream>
int main()
{
    std::random_device rd;
    std::mt19937 gen(rd());
    std::uniform_int_distribution<> dis(1, 6);
    for(int n=0; n<10; ++n)
        std::cout << dis(gen) << ' ';
    std::cout << '\n';
}

Possible output: 

1 1 6 5 2 2 5 5 6 2
Obtenido de «http://es.cppreference.com/mwiki/index.php?title=cpp/numeric/random/uniform_int_distribution&oldid=21740»