in java/main/src/main/java/com/epam/deltix/hdtime/Formatters.java [94:102]
static public int dec3(char[] to, int ofs, int x) {
int x10 = x / 10;
to[ofs--] = (char)(x + '0' - x10 * 10);
int x100 = x10 / 10;
to[ofs - 1] = (char)('0' + x100);
int newOfs = x >= 100 ? ofs - 2 : x >= 10 ? ofs - 1 : ofs;
to[ofs] = (char)(x10 + '0' - x100 * 10);
return newOfs;
}