37 lines
704 B
Python
37 lines
704 B
Python
with open("photo.in", "r") as fin:
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L = list(fin)
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N = int(L[0])
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b = []
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for bi in L[1].split():
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b.append(int(bi))
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for start in range(1, N + 1): # N
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a = [ start ]
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for i in range(0, N - 1): # N
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a.append(b[i] - a[i])
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valid = True
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appeared = {}
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for i in range(0, N):
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appeared[a[i]] = False
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for i in range(0, N):
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if a[i] < 1:
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valid = False
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elif a[i] > N:
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valid = False
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elif appeared[a[i]] == True:
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valid = False
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appeared[a[i]] = True
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if valid == True:
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with open("photo.out", "w") as fout:
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firstLine = True
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for ai in a:
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if firstLine == True:
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firstLine = False
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else:
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fout.write(" ")
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fout.write(str(ai))
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exit()
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