include "src/lib/std.zc";
fn main() {
	put_n(Num.gcd(12, 18)); put_c(32); put_n(Num.pow(2, 10)); put_c(32); put_n(Num.isqrt(50)); put_c(10);
	put_n(Text.atoi("123") + 1); put_c(10);
	return 0;
}