Review this generated inventory-transfer helper.
Move one unit between two distinct valid bins, return false for invalid indices or an empty source, never overflow, perform no allocation, and produce no output.
Rust
fn transfer_one(
stock: &mut Vec<u32>,
from: usize,
to: usize,
) -> bool {
if from >= stock.len() || to >= stock.len() {
return false;
}
let source = &mut stock[from];
let destination = &mut stock[to];
let before = stock.clone();
if *source == 0 {
return false;
}
*source -= 1;
*destination += 1;
println!("before: {before:?}");
true
}
generated code is illustrative, not from any one model