Method decodeLong

vm/JavaAPI/src/java/lang/Character.java:1666–1673

(CharFlow seq)

    }

    public static long decodeLong(CharFlow seq) {
        long number = decodeUnsigned(seq);
        long result = number / 2;
        if (number % 2 != 0) {
            result = -result;
        }
        return result;
    }

    public static char encodeDigit(int digit) {
        if (digit < 2) {