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January 29, 2017 12:35
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| # load up words into a set | |
| with open('words', 'r') as f: | |
| words = f.readlines() | |
| # sanitize words (removing \n at the end) | |
| words = set([word[:-1] for word in words]) | |
| # returns all possible words from the starting of the line | |
| def beginWords(string): | |
| for i in range(0, len(string)+1): | |
| if i < 45 and string[:i].upper() in words: | |
| yield (string[:i], i) | |
| def allPossibilities(string): | |
| def solve(s, phrase, sentences): | |
| if len(s) == 0: | |
| sentences += [' '.join(phrase)] | |
| for word, l in beginWords(s): | |
| solve(s[l:], phrase + [word], sentences) | |
| sentences = [] | |
| solve(string, [], sentences) | |
| return sentences | |
| import sys | |
| if __name__ == '__main__': | |
| if len(sys.argv) != 1: | |
| results = allPossibilities(sys.argv[1]) | |
| else: | |
| string = raw_input("Enter string : ") | |
| results = allPossibilities(string) | |
| print "%d possibilities\n" % len(results) | |
| print '\n'.join(results) |
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