29 lines
928 B
Cython
29 lines
928 B
Cython
from libc.math cimport pow
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def getDistance(p1, p2):
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return pow(p1.x - p2.x, 2) + pow(p1.y - p2.y, 2)
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def findClose(points):
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cdef int plen = len(points)
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cdef int i = 0
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cdef int j = 0
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cdef int k = 0
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for i from 0 < i < plen:
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closest = [None, None, None, None, None]
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p1 = points[i]
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for j from 0 < j < plen:
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p2 = points[j]
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dte1 = getDistance(p1, p2)
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if p1 != p2:
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placed = False
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for k from 0 < k < 5:
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if not placed:
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if not closest[k]:
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closest[k] = p2
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placed = True
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for k from 0 < k < 5:
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if not placed:
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if dte1 < getDistance(p1, closest[k]):
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closest[k] = p2
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placed = True
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p1.closest = closest
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