Practical-System-Programming-for-Rust-Developers/snippet4.rs at 28bdc5bf65d0f9834db69897c909d9001d508c3a - Practical-System-Programming-for-Rust-Developers - blob42 source forge

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 use std::fs;
 fn main() {
     fs::rename("stats1.txt", "stats3.txt").expect("Unable to rename");
 }