Răspuns:
Explicație pas cu pas:
A = {0, 1, 2, 3, 4, 5, 6, 7, 8}
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B = {2, 3, 4, 5, 6, 7, 8, 9, 10}
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C = {2, 3, 4, 5, 6}
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D = {1, 2, 3,....., 2020}
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E = {0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32}
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F = {203}
