12 lines
275 B
Python
12 lines
275 B
Python
def f(n):
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res = 0
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cont_op = 0
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for i in range(1, n*n+1, 2):
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for j in range(i//2, 2*i+1, i//2+1):
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k = j+1
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while k <= n+j:
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res += abs(j - i)
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cont_op += 1
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k += k//2+1
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return cont_op
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