Method equals

lab02/src/common/IntList.java:39–52

(Object other)

    }

    public boolean equals(Object other) {
        if (other instanceof IntList oL) {
            if (first != oL.first) {
                return false;
            } else if (rest == null && oL.rest == null) {
                return true;
            } else if (rest != null && oL.rest != null) {
                return rest.equals(oL.rest);
            } else {
                return false;
            }
        }
        return false;
    }

    public String print() {
        if (rest == null) {