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Лекция №15
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Opened: Sunday, 4 January 2026, 12:00 AMDue: Sunday, 11 January 2026, 12:00 AM
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Opened: Saturday, 2 May 2026, 10:14 AMClosed: Saturday, 2 May 2026, 10:26 AM
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Opened: Thursday, 22 January 2026, 12:00 AMDue: Thursday, 29 January 2026, 12:00 AM
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