36 lines
718 B
Python
36 lines
718 B
Python
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import random
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participants, n, days = list(), 10, 10000
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def random_list():
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l = list()
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while len(l) < n:
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x = random.randint(1,n)
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if x not in l:
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l.append(x)
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return l
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for i in range(n):
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participants.append(i)
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ans = 0
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for i in range(days):
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lunch, dinner = random_list(), random_list()
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# print(dinner)
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# print(lunch)
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for j in range(1, n+1):
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idx1 = lunch.index(j)
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# print(idx1)
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idx2 = dinner.index(j)
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q = [lunch[idx1-1], lunch[(idx1+1) % n]]
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w = [dinner[idx2-1], dinner[(idx2+1) % n]]
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# print(w)
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# print(q)
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if q[0] in w or q[1] in w:
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ans += 1
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break
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print(1 - ans/days)
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