Atcoder Beginner Contest 178 Unofficial Editorial

Правка en1, от Spheniscine, 2020-09-16 11:09:23

A — Not

Should be easy as long as you know the basics of your chosen programming language. Can be computed with an if/else statement, the ternary operator (ans = x == 1 ? 0 : 1), or the xor operator (ans = x ^ 1)

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en10 Английский Spheniscine 2020-09-16 12:19:09 0 (published)
en9 Английский Spheniscine 2020-09-16 12:18:56 4 Tiny change: 'A_i = z$ all remai' -> 'A_i = z$ and all remai' (saved to drafts)
en8 Английский Spheniscine 2020-09-16 12:16:34 651 Tiny change: 't all the $z$ value' -> 't all the remaining $z$ value' (published)
en7 Английский Spheniscine 2020-09-16 12:05:32 862
en6 Английский Spheniscine 2020-09-16 12:00:31 2116 Tiny change: 'ections.\n</spoil' -> 'ections.\n\nThus we have a solution in $O(n)$.\n</spoil'
en5 Английский Spheniscine 2020-09-16 11:40:48 744 Tiny change: '$dp_i = \Sum_j=0^i-3 ' -> '$dp_i = \Sigm_j=0^i-3 '
en4 Английский Spheniscine 2020-09-16 11:28:34 37 Tiny change: 'There are 8^n such sequ' -> 'There are $8^n$ such sequ'
en3 Английский Spheniscine 2020-09-16 11:25:50 1237
en2 Английский Spheniscine 2020-09-16 11:14:54 448 Tiny change: 'bc178_a)\n<spoiler' -> 'bc178_a)\n\n<spoiler'
en1 Английский Spheniscine 2020-09-16 11:09:23 333 Initial revision (saved to drafts)