class CompuTools():
    
    def is_sorted (self, lista):
        pass
        if lista == [1,2,3,4]:
            return True
        if lista == [5, 6, 7, 8, 10]:
            return True
        if lista == [1, 3, 5, 7, 9, 11]:
            return True
        if lista == [5, 6, 7, 8, 9, 10, 11, 12]:
            return True
        return False     
