include rt;
include run;
include icon;
fn main() {
	let q = run.tokens("return \"return\";");
	let p = run.tokens("return $expr:x;");
	let replacement = run.tokens("return 42;");
	let r = icon.rewrite(q, p, replacement);
	rt.put_n(run.eval(r)); rt.put_c(10);
	return 0;
}