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# Untitled

a guest Jan 23rd, 2019 70 Never
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1. import math
2.
3. S = [{'x': 2,'y': 7},{'x': 10,'y': 5},{'x': 8,'y': -2},{'x': 7,'y': -6},{'x': -3,'y': -5},{'x': -8,'y': 0},{'x': -5,'y': 6}]
4. P = {'x': 1,'y': -1}
5.
6. def distanceCoordMap(S,P):
7.     INSTANCES = []
8.     for v in S:
9.         coord = {}
10.         x = int(v['x'])
11.         y = int(v['y'])
12.         distance = math.sqrt(((P['x'] - x) **2) + ((P['y'] - y) ** 2))
13.         coord['x'] = x
14.         coord['y'] = y
15.         coord['distance'] = distance
16.         INSTANCES.append(coord)
17.     return INSTANCES
18.
19. def collectSort(INSTANCES):
20.     DISTANCES = []
21.     for d in INSTANCES:
22.         DISTANCES.append(d['distance'])
23.     DISTANCES.sort()
24.     return DISTANCES
25.
26. def nearestCoordPair(S,P):
27.     INSTANCES = distanceCoordMap(S,P)
28.     DISTANCES = collectSort(INSTANCES)
29.     for i in INSTANCES:
30.         if i['distance'] == DISTANCES[0]:
31.             return "(%s,%s) nearest (%s,%s) with distance of %s" % (i['x'],i['y'],P['x'],P['y'],i['distance'])
32.
33. print nearestCoordPair(S,P)
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