Editorials
Single Round Match 765 Editorials
MilkConsumption The key observation is that whenever a bunch of countries has an average consumption of X litres per person, at least one of…
Single Round Match 764 Editorials
SRM 764 was held on 10th Aug 2019. It was a combined division round with 5 problems to solve. Coastlines Statement You are given…
Single Round Match 760 Editorials
NBAFinals Solution: We fill all the missing places greedily. Whenever a character in team is missing its always beneficial to fill it with W…
Single Round Match 758 Editorials
LongJump2 The implementation is fairly straightforward. The main thing we need to realize is that it is not sufficient to keep track of the…
2019 Topcoder Collegiate Contest Qualifiers Editorials
MaxPlanting A few key observations are necessary to make this problem a lot easier. Fortunately, gut instinct can take the place of a more…
Single Round Match 756 Editorials
Note: The editorial and the problem NewBanknote were written by misof, all other problems were written and prepared by IH19980412. CinderellaGirls The easiest solution…
2019 Topcoder Open Algorithm Round 1B Editorials
The second round of the algorithm track of 2019 Topcoder Open was held on the first of May – Labour day – which, ironically,…
2019 Insomnia Editorials
GreaterThanAll Statement Consider sequence . Define . For given calculate number of sequences of length with . Solution Basically you should calculate the following…
2019 Topcoder Open Algorithm Round 1A Editorials
Match Overview TCO19 Round 1ASaturday, April 20th, 2019 Match summary The 20-th of April marked the start of the Algorithm track of 2019 Topcoder…