include rt;
include run;
include icon;
fn main() {
	let q = run.tokens("return (2 + 5) * (2 + 5);");
	let p = run.tokens("$expr:x * $expr:x"), r = run.tokens("$x + 1");
	let changed = icon.rewrite(q, p, r);
	rt.put_n(run.eval(changed)); rt.put_c(10);
	return 0;
}