やっぱり最初はhello worldって事で... Rust Rust a safe, concurrent, practical language Rust is a curly-brace, block-structured expression langu... Rust is a curly-brace, block-structured expression language. It visually resembles the C language family, but differs significantly in syntactic and semantic details. Its design is oriented toward concerns of “programming in the large”, that is, of creating and mai