8 + 3   - 11, 9 + 3 - 12, 8 + 5 - 13, 7 + 7 - 14, 8 + 7 - 15, 8 + 8 - 16, 9 + 8 - 17, 9 + 9 - 18,

Adunarea cu trecere peste ordin 0 - 20 (1)

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