Doubt about problem 2 from contest 507 div2

Правка en2, от uaskh, 2018-09-06 07:37:25

I think there might be a problem with problem number 2 of contest 507 ,div 2. The link to the problem is

Click here for the screenshot

Can someone please clarify.

Теги #doubt, #problem b

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en2 Английский uaskh 2018-09-06 07:37:25 102
en1 Английский uaskh 2018-09-06 07:34:08 284 Initial revision (published)