53 lines
1.4 KiB
Python
53 lines
1.4 KiB
Python
import re
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from tracemalloc import start
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import numpy as np
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DP = {}
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def recursive_solve(data, numbers, num_idx, current_num):
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key = (data, num_idx, current_num)
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if key in DP:
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return DP[key]
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if len(data) == 0:
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if (len(numbers)-1 == num_idx and numbers[num_idx] == current_num):
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return 1
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elif num_idx == len(numbers) and 0 == current_num:
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return 1
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else:
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return 0
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ret = 0
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for ch in ['.', '#']:
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if data[0] == ch or data[0] == '?':
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if ch == '.' and current_num == 0:
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ret += recursive_solve(data[1:], numbers, num_idx, current_num)
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elif ch == '.' and len(numbers) > num_idx and numbers[num_idx] == current_num:
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ret += recursive_solve(data[1:], numbers, num_idx+1, 0)
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elif ch == '#':
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ret += recursive_solve(data[1:], numbers, num_idx, current_num+1)
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DP[key] = ret
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return ret
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# f = open('test.txt', 'r')
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f = open('input.txt', 'r')
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content = f.read()
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lines = content.splitlines()
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sum = 0
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for line in lines:
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data, numbers_str = line.split()
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numbers = [int(x) for x in numbers_str.split(',')]*5
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DP.clear()
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data = data + '?' + data + '?' + data + '?' + data + '?' + data
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line_sum = recursive_solve(data, numbers, 0, 0)
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print("ret ", line_sum)
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sum += line_sum
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print(sum)
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f.close()
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