class T {
    static String formatter(Object o) {
        String formatted = "unknown";
        if (o instanceof Integer i || p instanceof Point || q instanceof Circle c || r instanceof Square) {
            formatted = String.format("int %d", i);
        } else if (o instanceof Long l) {
            formatted = String.format("long %d", l);
        } else if (o instanceof Double d) {
            formatted = String.format("double %f", d);
        } else if (o instanceof String s) {
            formatted = String.format("String %s", s);
        }
        return formatted;
    }

    void test(Buyer other) {
        return switch (other) {
            case null -> true;
            case Buyer b && this.bestPrice > b.bestPrice -> true;
            case Buyer b && this.bestPrice > b.bestPrice -> {
                return true;
            }
            case (Buyer b && this.bestPrice > b.bestPrice) -> true;
            case Buyer b && this.bestPrice > b.bestPrice && this.bestPrice > b.bestPrice && this.bestPrice > b.bestPrice && this.bestPrice > b.bestPrice -> true;
            case Buyer b && this.bestPrice > b.bestPrice && this.bestPrice > b.bestPrice && this.bestPrice > b.bestPrice && this.bestPrice > b.bestPrice -> {
                return true;
            }
            case (Buyer b && this.bestPrice > b.bestPrice && this.bestPrice > b.bestPrice && this.bestPrice > b.bestPrice && this.bestPrice > b.bestPrice) -> true;
            case (Buyer b && this.bestPrice > b.bestPrice && this.bestPrice > b.bestPrice && this.bestPrice > b.bestPrice && this.bestPrice > b.bestPrice) -> {
                return true;
            }
            default -> false;
        };
    }
}
