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EstatiscaPythonBrasil
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# -*- coding: utf-8 -*- | |
from __future__ import absolute_import, unicode_literals | |
CADERNOS = [[13, 8, 19], | |
[3, 18, 4], | |
[14, 9, 20], | |
[14, 8, 10], | |
[1, 7, 2], | |
[3, 2, 10], | |
[10, 16, 7], | |
[16, 8, 12], | |
[6, 2, 11], | |
[16, 19, 20], | |
[14, 13, 21], | |
[6, 21, 17], | |
[6, 3, 20], | |
[4, 7, 17], | |
[1, 17, 11], | |
[4, 1, 10], | |
[5, 15, 2], | |
[12, 9, 18], | |
[19, 1, 15], | |
[1, 14, 5], | |
[14, 18, 11], | |
[11, 21, 8], | |
[2, 9, 19], | |
[13, 6, 18], | |
[3, 11, 12], | |
[11, 16, 9], | |
[3, 15, 17], | |
[5, 12, 4], | |
[2, 4, 8], | |
[18, 8, 17], | |
[8, 3, 5], | |
[15, 14, 6], | |
[7, 9, 13], | |
[12, 1, 21], | |
[10, 5, 13], | |
[14, 19, 12], | |
[6, 1, 8], | |
[10, 20, 11], | |
[9, 5, 17], | |
[13, 2, 12], | |
[15, 20, 4], | |
[6, 9, 10], | |
[21, 15, 16], | |
[1, 3, 9], | |
[11, 19, 5], | |
[16, 4, 14], | |
[7, 6, 12], | |
[15, 10, 12], | |
[7, 8, 20], | |
[1, 13, 20], | |
[20, 21, 2], | |
[14, 17, 2], | |
[5, 7, 21], | |
[15, 8, 9], | |
[3, 21, 19], | |
[13, 16, 3], | |
[12, 17, 20], | |
[6, 5, 16], | |
[10, 18, 21], | |
[4, 6, 19], | |
[2, 18, 16], | |
[13, 17, 15], | |
[7, 19, 18], | |
[14, 7, 3], | |
[13, 4, 11], | |
[18, 16, 1], | |
[10, 19, 17], | |
[11, 15, 7], | |
[21, 4, 9], | |
[18, 20, 5]] | |
class FrequenciaDeBloco(object): | |
def __init__(self, bloco, posicoes_disponiveis=3): | |
self.posicoes = [0 for i in xrange(posicoes_disponiveis)] | |
self.bloco = bloco | |
self.ocorrencias_totais = 0 | |
def colocar_em_posicao(self, posicoes_permitidas): | |
posicao_escolhida = posicoes_permitidas[0] | |
for p in posicoes_permitidas[1:]: | |
if self.posicoes[posicao_escolhida] > self.posicoes[p]: | |
posicao_escolhida = p | |
self.posicoes[posicao_escolhida] += 1 | |
self.ocorrencias_totais += 1 | |
return posicao_escolhida | |
def __str__(self): | |
return 'Frequencia do bloco %s: %s' % (self.bloco, self.posicoes) | |
class CadernosBalanceados(object): | |
def __init__(self): | |
self._cadernos = [] | |
self._frequencias_de_blocos = {} | |
def __getitem__(self, item): | |
return self._cadernos[item] | |
def adicionar_caderno(self, caderno): | |
def encontrar_ou_criar_frequencia(bloco): | |
if bloco not in self._frequencias_de_blocos: | |
self._frequencias_de_blocos[bloco] = FrequenciaDeBloco(bloco) | |
return self._frequencias_de_blocos[bloco] | |
frequencias = [encontrar_ou_criar_frequencia(b) for b in caderno] | |
frequencias.sort(key=lambda freq: freq.ocorrencias_totais) | |
posicoes_possiveis = range(len(caderno)) | |
caderno_alterado = range(len(caderno)) | |
for freq in frequencias: | |
posicao_escolhida = freq.colocar_em_posicao(posicoes_possiveis) | |
posicoes_possiveis.remove(posicao_escolhida) | |
caderno_alterado[posicao_escolhida] = freq.bloco | |
self._cadernos.append(caderno_alterado) | |
def __str__(self): | |
return 'Cadernos: '+str(self._cadernos)+'\n'+\ | |
'\n'.join([str(freq) for freq in self._frequencias_de_blocos.itervalues()]) | |
cadernos_balanceados = CadernosBalanceados() | |
for caderno in CADERNOS: | |
cadernos_balanceados.adicionar_caderno(caderno) | |
print cadernos_balanceados | |
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