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  • SRM147 DIV1 500

    一般编程题

     1 class Dragons:
     2     def snaug(self, initialFood, rounds):
     3         neighbors = [[2,3,4,5], [2,3,4,5], [0,1,4,5], [0,1,4,5], [0,1,2,3], [0,1,2,3]]
     4         amounts = [x for x in initialFood]
     5         for i in range(rounds):
     6             a = [0, 0, 0, 0, 0, 0]
     7             for k in range(0, 6):
     8                 for j in range(0, 4):
     9                     a[k] += amounts[neighbors[k][j]] # / 4
    10             amounts = a
    11             
    12         x = amounts[2]
    13         y = 2 * rounds
    14         for i in range(0, 2*rounds):
    15             if x % 2 == 0:
    16                 x = x / 2
    17                 y = y - 1
    18             else:
    19                 break
    20         
    21         if y == 0:
    22             return str(int(x))
    23         else:
    24             return str(int(x)) + '/' + str(2**y)
    25         
    26 
    27 # test
    28 o = Dragons()
    29 
    30 # test case
    31 assert(o.snaug((0, 0, 4, 0, 0, 0), 2) == "1")
    32 assert(o.snaug((0, 0, 4, 0, 0, 0), 3) == '1/2')
    33 
    34 print('ok')
    View Code
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  • 原文地址:https://www.cnblogs.com/valaxy/p/3400692.html
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