529C The Big Race

Revision en1, by div24ever, 2016-01-27 16:51:26

Problem statement

I am unable understand the first testcase of this problem.

10 2 3

When L = 1, 5 and 7 then both will into abyss.

When L = 6 both will complete race at the same time.

So we should consider four cases when there will be tie. Why are we taking only 1, 6 and 7?

Tags lcm, number theory


  Rev. Lang. By When Δ Comment
en1 English div24ever 2016-01-27 16:51:26 363 Initial revision (published)