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| Идёт турнир! |  | В настоящий момент идёт турнир. Некоторая информация и функции сервера недоступны до его окончания. 
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| imesecan | 21.фев.2011 в 22:21:27 |  |  | 0 | Реплика удалена 
 
 |  | imesecan | 26.фев.2011 в 15:15:14 |  |  | 1 | Реплика удалена 
 
 |  | imesecan | 26.фев.2011 в 20:35:49 |  |  | 2 | There was a problem with the sample input files, I corrected. 
 
 |  | imesecan | 04.мар.2011 в 20:58:46 |  |  | 3 | For the least number of boxes, on every step, there has to be 1 difference like; on the first step 1
 on the second step 2
 on the third        3
 so on.
 
 Thus, If there are 6 boxes you can have 3 steps. Similarly,  for 7 or 8 boxes, again there can be 3 steps. But if there are 10 boxes then we can put the fourth step.
 
 
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