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Otimização de Algoritmos - PPGES 2023/02

Capítulo 16.7 (Random number generation) do livro "The Algorithm Design Manual", de Skiena

Alunos: Igor Costa e Lucas Fell

Dependências:

  • memory-profiler==0.61.0
  • matplotlib==3.8.1
  • scipy==1.11.3
  • numpy==1.26.1
  • argparse==1.4.0

Para instalar, basta executar o comando:

pip install -r requirements.txt

Códigos fontes

Execução:

Para executar o programa, basta executar o comando:

python3 main.py

Opcionalmente, você pode passar os seguntes argumentos:

  • --lcg_modulus: Módulo 'm' do LCG, padrão: 4_294_967_296
  • --lcg_multiplier: Multiplicador 'a' do LCG, padrão: 594_156_893
  • --lcg_increment: Incremento 'c' do LCG, padrão: 0
  • --seed: Semente inicial dos algoritmos LCG e MT, padrão: gerada aleatoriamente
  • --count: Quantidade de números aleatórios a serem gerados, padrão: testes de 1000, 100000 e 1000000 números
  • --max_range: Valor máximo dos números aleatórios gerados, padrão: 1000000

Exemplo:

python3 main.py --lcg_modulus 4294967296 --lcg_multiplier 594156893 --lcg_increment 0 --seed 123456789 --count 1000 --max_range 1000000

Resultados:

Os resultados serão salvos no diretório plots/ com o nome <seed>_<count>.png.

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