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Exercícios JAVA
1. Crie uma classe java MaiorNumero que contenha um método que receba dois
números inteiros e imprima o maior entre eles.
2. Crie uma classe java NumeroDecrescente que contenha um método que receba
um número inteiro e imprima, em ordem decrescente, o valor do número até
0.
3. Escreva um programa que imprima na tela a soma dos números ímpares entre
0 e 30 e a multiplicação dos números pares entre 0 e 30.
4. Crie uma classe java TrocaNumero que contenha um método que receba dois
números NumA e NumB, nessa ordem, e imprima em ordem inversa, isto é, se os
dados lidos forem NumA = 5 e NumB = 9, por exemplo, devem ser impressos na
ordem NumA = 9 e NumB = 5.
5. Crie uma classe java ComparaNumero que contenha um método que receba
dois números e indique se são iguais ou se são diferentes. Mostre o maior e o
menor (nesta sequência).
6. Crie uma classe MediaAluno que contenha um atributo do tipo vetor de
inteiros com o nome de notas. Essa classe deve ter um método para adicionar
as notas nesse vetor (os valores que podem ser adicionados no vetor são os
inteiros entre 0 e 100, caso contrário imprime uma mensagem de erro e não
adiciona) e outro método que calcule a média de um aluno e imprima essa
média.
7. Crie uma classe Contato que possui dois atributos: nome e email do tipo String.
Crie outra classe, chamada Agenda, que possui um atributo contatos do tipo
vetor de Contato. A classe Agenda deve conter um método para adicionar um
novo contato em uma posição vazia do vetor, outro método para buscar um
contato (retorna uma instância de Contato) através do nome e, por fim, um
método para excluir um contato através do nome.

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Exercícios Java Classes Métodos Vetores

  • 1. Exercícios JAVA 1. Crie uma classe java MaiorNumero que contenha um método que receba dois números inteiros e imprima o maior entre eles. 2. Crie uma classe java NumeroDecrescente que contenha um método que receba um número inteiro e imprima, em ordem decrescente, o valor do número até 0. 3. Escreva um programa que imprima na tela a soma dos números ímpares entre 0 e 30 e a multiplicação dos números pares entre 0 e 30. 4. Crie uma classe java TrocaNumero que contenha um método que receba dois números NumA e NumB, nessa ordem, e imprima em ordem inversa, isto é, se os dados lidos forem NumA = 5 e NumB = 9, por exemplo, devem ser impressos na ordem NumA = 9 e NumB = 5. 5. Crie uma classe java ComparaNumero que contenha um método que receba dois números e indique se são iguais ou se são diferentes. Mostre o maior e o menor (nesta sequência). 6. Crie uma classe MediaAluno que contenha um atributo do tipo vetor de inteiros com o nome de notas. Essa classe deve ter um método para adicionar as notas nesse vetor (os valores que podem ser adicionados no vetor são os inteiros entre 0 e 100, caso contrário imprime uma mensagem de erro e não adiciona) e outro método que calcule a média de um aluno e imprima essa média. 7. Crie uma classe Contato que possui dois atributos: nome e email do tipo String. Crie outra classe, chamada Agenda, que possui um atributo contatos do tipo vetor de Contato. A classe Agenda deve conter um método para adicionar um novo contato em uma posição vazia do vetor, outro método para buscar um contato (retorna uma instância de Contato) através do nome e, por fim, um método para excluir um contato através do nome.