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lista = ["primeiro", "segundo", "terceiro", 4]
println lista.size

lista += "quinto"
println lista.size

lista -= 4
println lista.size

lista << 7
println lista.size
println lista[0..-1]

dictionary = ["a" : 1, "b" : 2]
dictionary.each{ k,v -> println k + ' ' + v }


def closureSoma = {n1, n2 -> n1 + n2}
println closureSoma(2, 3)

3.times{ println "groovy" }