Global Round 19 Editorial

Правка en2, от Mangooste, 2022-02-12 22:26:28

We hope you enjoyed the contest! We recommend you to read all tutorials even if you solve the problem, maybe you will learn something new.

1637A - Sorting Parts
Idea: __JustMe__.

Hint 1
Hint 2
Tutorial
Solution

1637B - MEX and Array
Idea: __JustMe__ and Mangooste.

Hint 1
Hint 2
Tutorial
Solution

1637C - Andrew and Stones
Idea: TeaTime.

Hint 1
Hint 2
Tutorial
Solution

1637D - Yet Another Minimization Problem
Idea: Mangooste.

Hint 1
Hint 2
Hint 3
Tutorial
Solution

1637E - Best Pair
Idea: Mangooste.

Hint 1
Hint 2
Tutorial
Solution

1637F - Towers
Idea: TeaTime.

Hint 1
Hint 2
Tutorial
Solution
Alternative solution

1637G - Birthday
Idea: EvgeniyPonasenkov.

Hint 1
Hint 2
Hint 3
Tutorial
Solution

1637H - Minimize Inversions Number
Idea: Mangooste.

Hint 1
Hint 2
Hint 3
Hint 4
Tutorial
Solution

История

 
 
 
 
Правки
 
 
  Rev. Язык Кто Когда Δ Комментарий
ru2 Русский Mangooste 2022-02-12 22:56:07 596
en3 Английский Mangooste 2022-02-12 22:43:20 2 Tiny change: ' the arrays $b_1, b_2' -> ' the array $b_1, b_2'
ru1 Русский Mangooste 2022-02-12 22:42:23 13491 Первая редакция перевода на Русский
en2 Английский Mangooste 2022-02-12 22:26:28 14538 Tiny change: '_{i=1}^{k}{mex(\{b_i\})}$.\n</spoi' -> '_{i=1}^{k} mex(\{b_i\})$.\n</spoi' (published)
en1 Английский Mangooste 2022-02-12 20:36:55 1760 Initial revision (saved to drafts)