2023-10-05 14:26:59 +03:00
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# вариант решения 1
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2023-10-05 14:31:50 +03:00
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# a = input().split()
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# len_a = len(a) - 1
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# for index, number in enumerate(a):
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# if len_a == 0:
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# print (number)
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# else:
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# if index == 0:
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# S = int(a[-1]) + int(a[1])
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# b = str(S)
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# elif index != 0 and index != int(len_a) :
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# n_index_0 = int(int(a.index(number)) + 1)
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# n_index_2 = int(int(a.index(number)) - 1)
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# n_0 = a[n_index_0]
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# N_2 = a[n_index_2]
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# S1 = int(n_0) + int(N_2)
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# b += " " + str(S1)
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# elif index == int(len_a):
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# S2 = int(a[0]) + int(a[-2])
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# b += " " + str(S2)
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# print (b)
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2023-10-05 14:19:18 +03:00
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2023-10-05 14:26:59 +03:00
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# вариант решения 2 -короче
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2023-10-05 14:31:50 +03:00
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# initial_list = input().split()
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# sum_list = []
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# left_index = -1
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# right_index = -len(initial_list) + 1
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# middle_index = 0
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# while middle_index < len(initial_list):
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# sum_list.append(initial_list[left_index] + initial_list[right_index])
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# left_index += 1
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# right_index += 1
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# middle_index += 1
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# print(sum_list)
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# вариант решения 3
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a = [int(item) for item in input().split()]
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a2 = []
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for i in range(len(a)):
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if len(a) == 1:
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print(a[0])
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break
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else:
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if i == 0:
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a2.append(a[-1] + a[i + 1])
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elif i > 0 and i != len(a) - 1:
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a2.append(a[i - 1] + a[i + 1])
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else:
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a2.append(a[i - 1] + a[0])
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if a2 != 0:
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for i in a2:
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print(i, end=' ')
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