void BigInt::removeNumbersFromNumbers(const ContainerType& subtrahendNumbers, ContainerType& minuendNumbers) const
{
for (int currentRank = 0; currentRank < subtrahendNumbers.size(); currentRank++)
{
int minuendDigit = minuendNumbers[currentRank];
int subtrahendDigit = subtrahendNumbers[currentRank];
if (minuendDigit < subtrahendDigit)
{
minuendDigit += kBaseValue;
int floatRank = currentRank + 1;
do
{
if (minuendNumbers[floatRank])
{
minuendNumbers[floatRank]--;
break;
}
else
{
minuendNumbers[floatRank] = kBaseValue - 1;
}
floatRank++;
}
while (floatRank < minuendNumbers.size());
if (floatRank == minuendNumbers.size() - 1 && 0 == minuendNumbers[floatRank])
{
minuendNumbers.pop_back();
}
}
minuendNumbers[currentRank] = minuendDigit - subtrahendDigit;
}
}
void truncate_entries() {
while(entries.size() > entries_max) {
entries.pop_back();
}
}
