P(all N points in some arc of length x)=N⋅xN−1P(\text{all } N \text{ points in some arc of length } x) = N \cdot x^{N-1}P(all N points in some arc of length x)=N⋅xN−1
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В двух аэропортах на юге России ввели ограничения на полеты14:55
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