Function Uint32ToStr

include/LightGBM/utils/common.h:324–355

}

inline static void Uint32ToStr(uint32_t value, char* buffer) {
  const char kDigitsLut[200] = {
    '0', '0', '0', '1', '0', '2', '0', '3', '0', '4', '0', '5', '0', '6', '0', '7', '0', '8', '0', '9',
    '1', '0', '1', '1', '1', '2', '1', '3', '1', '4', '1', '5', '1', '6', '1', '7', '1', '8', '1', '9',
    '2', '0', '2', '1', '2', '2', '2', '3', '2', '4', '2', '5', '2', '6', '2', '7', '2', '8', '2', '9',
    '3', '0', '3', '1', '3', '2', '3', '3', '3', '4', '3', '5', '3', '6', '3', '7', '3', '8', '3', '9',
    '4', '0', '4', '1', '4', '2', '4', '3', '4', '4', '4', '5', '4', '6', '4', '7', '4', '8', '4', '9',
    '5', '0', '5', '1', '5', '2', '5', '3', '5', '4', '5', '5', '5', '6', '5', '7', '5', '8', '5', '9',
    '6', '0', '6', '1', '6', '2', '6', '3', '6', '4', '6', '5', '6', '6', '6', '7', '6', '8', '6', '9',
    '7', '0', '7', '1', '7', '2', '7', '3', '7', '4', '7', '5', '7', '6', '7', '7', '7', '8', '7', '9',
    '8', '0', '8', '1', '8', '2', '8', '3', '8', '4', '8', '5', '8', '6', '8', '7', '8', '8', '8', '9',
    '9', '0', '9', '1', '9', '2', '9', '3', '9', '4', '9', '5', '9', '6', '9', '7', '9', '8', '9', '9'
  };
  unsigned digit = CountDecimalDigit32(value);
  buffer += digit;
  *buffer = '\0';

  while (value >= 100) {
    const unsigned i = (value % 100) << 1;
    value /= 100;
    *--buffer = kDigitsLut[i + 1];
    *--buffer = kDigitsLut[i];
  }

  if (value < 10) {
    *--buffer = static_cast<char>(value) + '0';
  } else {
    const unsigned i = value << 1;
    *--buffer = kDigitsLut[i + 1];
    *--buffer = kDigitsLut[i];
  }
}

inline static void Int32ToStr(int32_t value, char* buffer) {
  uint32_t u = static_cast<uint32_t>(value);