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2014-10-12T17:29:57+03:00
123456-2·{22+33·[44+55·(66-56)+99·(1110-1100)+57]}
123456-2·[22+33·(44+55·10+99·10+57)]
123456-2·[22+33·(44+550+990+57)]
123456-2·(22+33·1641)
123456-2·(22+54153)
123456-2·54175
123456-108350=15106
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