Решение задачи N2727 теория вероятностей
2727. How many times (at least) you need to flip a coin so that with a probability of at least 99% you can hope that the coat of arms will appear at least once.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.