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- from random import randint
- A = [randint(1, 100) for i in range(100)]
- count = 0
- for i in range(len(A)):
- for j in range(i + 1, len(A)):
- if (A[i] * A[j]) % 7 == 0:
- count += 1
- print(count)
- k7 = 0
- for i in range(len(A)):
- if A[i] % 7 == 0:
- k7 += 1
- k = len(A) - 7
- print(k * k7 + k7 * (k7 - 1) // 2)
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