f.rs

fn hello(){
	println!("Hello");
}

fn print_number(x: i32){
	println!("{}", x);
}

fn print_numbers(x: i32, y: i32){
	println!("{}, {}", x, y);
}

fn add_one(x: i32) -> i32 {
	x + 1
}

fn main(){
	hello();
	print_number(32);
	print_numbers(10, 20);
	let x = add_one(1);
	print_number(x);
}