18 lines
351 B
Python
18 lines
351 B
Python
zagonov = int(input())
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zagoni = input().split()
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deystviy = 0
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uzebilo = []
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for i in range(zagonov):
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zagoni[i] = int(zagoni[i])
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for i in range(zagonov):
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delit = zagoni[i]/2
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if zagoni[i]//2 == delit:
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uzebilo.append(zagoni[i])
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if zagoni[i] not in uzebilo:
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deystviy += 1
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zagoni[i] = delit
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print(deystviy)
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