1188 - Inferior Area.py

def get_matrix_elem(m, x, y):
  return m[(12 * y) + x]

def fill_matrix():
  m = []
  for i in range(0,144):
    m.append(float(input()))
  return m

def get_lower_triangle_elem(m):
  elem = []
  for x in range(0, 6):
    # print(x)
    for y in range(12 - x, 12):
      # print("%d , %d, %d" % (x, y, get_matrix_elem(m, x, y)))
      elem.append(get_matrix_elem(m, x, y))

  for x in range(6, 12):
    # print(x)
    for y in range(11, x, -1):
      # print("%d , %d -> %d" % (x, y, get_matrix_elem(m, x, y)))
      elem.append(get_matrix_elem(m, x, y))
  return elem


# for y in range(0, 12):
#  for x in range(0, 12):
#    print("%3d" % get_matrix_elem(matriz, x, y), end=" ")
#  print()


op = str(input())
matriz = fill_matrix()
elem = get_lower_triangle_elem(matriz)

if op == "S":
  print("%.1f" % (sum(elem)))
else:
  print("%.1f" % (sum(elem) / float(len(elem))))

1211 - Economic Phonebook.py

import sys

def economic_phonebook(qtd_numeros, numeros):
  qtd_char_removidos = 0
  i = 0
  while i < qtd_numeros - 1:
    numero_base_prefixo = numeros[i]
    for x in range(len(numero_base_prefixo), -1, -1):
      #print(numeros[i + 1])
      # print(numero_base_prefixo)
      # print(x)
      prefixo = numero_base_prefixo[0:x]
      # print(prefixo)
      if numeros[i + 1].startswith(prefixo):
        qtd_char_removidos = qtd_char_removidos + len(prefixo)
        i = i + 1
        break
  print(qtd_char_removidos)
        

qtd_numeros = None
numeros = []

while True:
  try:
    s = input()
  except EOFError:
    break
  if qtd_numeros is None:
    qtd_numeros = int(s)
  else:
    numeros.append(s)
    if len(numeros) == qtd_numeros:
      economic_phonebook(qtd_numeros, sorted(numeros))
      qtd_numeros = None
      numeros = []

1393 - Hexagonal Tiles.py

def qtd_passos(qtd_hexagonos):
  if qtd_hexagonos <= 2:
    return qtd_hexagonos
  f = 2
  prev_f = 1
  for i in range(3, qtd_hexagonos+1):
    tmp = f
    f = f + prev_f
    prev_f = tmp
  return f
    
while True:
  qtd_hexagonos = int(input())
  if qtd_hexagonos == 0:
    break
  else:
    print(qtd_passos(qtd_hexagonos))