September 2025
Intermediate to advanced
660 pages
13h 38m
Portuguese (Portugal, Brazil)
Content preview from Introdução ao Python, 3rd Edition
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Apêndice. Respostas práticas
2. Tipos e variáveis
2.1 Se você ainda não tem o Python instalado no computador, instale-o. Leia o Capítulo 1 para obter detalhes sobre o sistema do seu computador.
2.2 Inicie o interpretador interativo Python. Novamente, os detalhes estão no Capítulo 1. O interpretador deve imprimir algumas linhas sobre si mesmo e, em seguida, uma única linha que começa com >>>. Esse é o prompt para você digitar os comandos Python.
2.3 Brinque um pouco com o interpretador. Use-o como uma calculadora e digite o seguinte:8 * 9. Pressione a tecla Enter para ver o resultado. O Python deve imprimir 72.
2.4 Digite o número47 e pressione a tecla Enter. Ele imprimiu 47 para você na próxima linha?
Agora digite print(47) e pressione Enter. Isso também imprimiu 47 para você na próxima linha?
3. Números
3.1 Quantos segundos há em uma hora? Use o interpretador interativo como uma calculadora e multiplique o número de segundos em um minuto (60) pelo número de minutos em uma hora (também 60).
3.2 Atribua o resultado da tarefa anterior (segundos em uma hora) a uma variável chamadaseconds_per_hour.
3.3 Quantos segundos há em um dia? ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.