배열과 for 반복문
Rust에는 while, loop, for라는 세 가지 반복 키워드가 있습니다.
while
The while keyword works much like in other languages, executing the loop body as long as the condition is true.
fn main() {
let mut x = 200;
while x >= 10 {
x = x / 2;
}
println!("최종 x: {x}");
}