回答編集履歴
1
追記
answer
CHANGED
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@@ -37,4 +37,41 @@
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37
37
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(((AAA,BBB),CCC),DDD)
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38
38
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(EEE,FFF)
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39
39
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((((AAA,BBB),CCC),DDD), (EEE,FFF))
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40
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```
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41
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42
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追記： 邪道
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43
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---
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44
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思い付いたので書きました。真似はしない方が良いです。
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45
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```Python
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46
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import ast
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47
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import re
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48
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49
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50
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src = r'((((AAA,BBB),CCC),DDD), (EEE,FFF))'
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51
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src = re.sub(r'(\w+)', r'"\1"', src)
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52
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53
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work = [ast.literal_eval(src)]
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54
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dst = []
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55
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56
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while work:
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57
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tmp = work.pop()
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58
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dst.append(tmp)
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59
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60
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work += [e for e in tmp if isinstance(e, tuple)]
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61
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62
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63
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dst = [
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64
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str(e).replace('"', '').replace("'", "")
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65
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for e in reversed(dst)
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66
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]
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67
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print(*dst, sep='\n')
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68
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```
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69
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70
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**実行結果** [Wandbox](https://wandbox.org/permlink/D3vRE8IVoels0cka)
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71
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```
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72
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(AAA, BBB)
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73
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((AAA, BBB), CCC)
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74
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(((AAA, BBB), CCC), DDD)
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75
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(EEE, FFF)
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76
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((((AAA, BBB), CCC), DDD), (EEE, FFF))
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40
77
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```
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