From 4dfc11d74ab02ac5765ae5d08fb750c91f4744b4 Mon Sep 17 00:00:00 2001 From: Hunter Kvalevog Date: Fri, 2 Oct 2026 21:53:51 -0500 Subject: rustlings: move to rust/ --- rust/rustlings/solutions/01_variables/variables3.rs | 15 +++++++++++++++ 1 file changed, 15 insertions(+) create mode 100644 rust/rustlings/solutions/01_variables/variables3.rs (limited to 'rust/rustlings/solutions/01_variables/variables3.rs') diff --git a/rust/rustlings/solutions/01_variables/variables3.rs b/rust/rustlings/solutions/01_variables/variables3.rs new file mode 100644 index 0000000..15f6557 --- /dev/null +++ b/rust/rustlings/solutions/01_variables/variables3.rs @@ -0,0 +1,15 @@ +#![allow(clippy::needless_late_init)] + +fn main() { + // Reading uninitialized variables isn't allowed in Rust! + // Therefore, we need to assign a value first. + let x: i32 = 42; + + println!("Number {x}"); + + // It is possible to declare a variable and initialize it later. + // But it can't be used before initialization. + let y: i32; + y = 42; + println!("Number {y}"); +} -- cgit v1.2.3