print("hello".eq("world")); print((40 + 2).is_42() == true); let y = 0; def test_func(x) { print(x); while x < 100 { print(x); x = x + 1; if x > 10 { return "bar"; } } return "foo"; } def add_one(x) { x + 1 } let x = test_func(y); print(x); print(add_one(41)); let x = 0; if x == 0 { x = x + 10; } print(x); let x = 5; print(if x < 10 { 20 } else { 30 }); let f1 = native_test(); let f2 = other_foo(); let f3 = f1 + f2; print(f3);