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Created December 18, 2012 15:40
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Respostas dos Exercícios do dia 17/12/2012
# Questao 1
x = 1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9 + 10
# Questao 2
media = (7.7 + 8.35) / 2.0
# Questao 3
nota1 = 9.0
nota2 = 8.0
media_parcial = (nota1*2.0 + nota2*3.0)/5.0
# Questao 4
x = 73623
digito = x % 10
# Questao 5 - Usando outras variaveis
x = 1234
milhar = x / 1000 % 10
centena = x / 100 % 10
dezena = x / 10 % 10
unidade = x / 1 % 10
x_invertido = unidade * 1000 + dezena * 100 + centena * 10 + milhar
# Questao 5 - Usando apenas x
x = 1234
x_invertido = (x / 1 % 10) * 1000 +
(x / 10 % 10) * 100 +
(x / 100 % 10) * 10 +
(x / 1000 % 10)
# Questao 6 - Usando uma variável auxiliar (aux)
x = 10
y = 20
aux = x
x = y
y = aux
# Questao 6 - Usando apenas x e y
x = 10
y = 20
x = x + y
y = x - y
x = x - y
# Questao 6 - Usando atribuicao simultanea
x = 10
y = 20
x,y = y,x
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