Farz0l1x

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Dec 2nd, 2023
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Python 0.50 KB | None | 0 0
  1. file = open('6A.txt')
  2. A = list(map(int, file.readlines()))
  3. count = 0
  4. for i in range(len(A)):
  5.     for j in range(i + 1, len(A)):
  6.         if (A[i] + A[j]) % 131 == 0:
  7.             count += 1
  8. print(count)
  9.  
  10. file = open('6B.txt')
  11. B = list(map(int, file.readlines()))
  12. k = [0] * 131
  13. for i in range(len(B)):
  14.     ost = B[i] % 131
  15.     k[ost] += 1
  16. count = k[0] * (k[0] - 1) // 2
  17. for i in range(1, 65):
  18.     count += k[i] * k[131 - i]
  19. print(count)
  20. #Проверка: в 13 и 14 строках B -> A
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