exercism/xgo — pull request #36 by sjakobi (2014-05-29 22:16:20+00:00)
Title: nucleotide-count: Model nucleotides as bytes

Unlike other languages, Go has two datatypes for single letters: rune
and byte. As our abbreviations for the nucleotides, A, C, G and T, can
all be ASCII-encoded, multibyte runes aren't needed.