22 lines
372 B
Python
22 lines
372 B
Python
a, b = input().split()
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map_a = {}
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map_b = {}
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for i in range(len(a)):
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if a[i] in map_a:
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if (b[i] != map_a[a[i]]):
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print('false')
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break
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else:
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map_a[a[i]] = b[i]
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if b[i] in map_b:
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if (a[i] != map_b[b[i]]):
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print('false')
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break
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else:
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map_b[b[i]] = a[i]
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else:
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print('true')
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