blob: 3646b8de1bfef4fa8490b2fdfb858f6cd52d2487 (
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words = open("words_235886.txt").readlines()
combinations = []
valids = []
letters = list(input())
n = len(letters)
def dfs(cur_str):
if cur_str in combinations:
return
combinations.append(cur_str)
if len(cur_str) == n:
return
for letter in range(n):
if letters[letter]:
new_str = cur_str + letters[letter]
letters[letter] = None
dfs(new_str)
letters[letter] = new_str[-1]
dfs("")
combinations.pop(0)
for word in combinations:
if (word + "\n") in words:
valids.append(word)
valids = sorted(valids, key=lambda x: x[0])
for valid in valids:
print(valid)
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