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abacus: bignum: use base to compute complement
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Instead of hard-coding 9 for base-10 computations.
This commit is contained in:
Bruno BELANYI 2023-12-06 11:54:21 +00:00
parent 8b3288c1ce
commit 2e29dea2b6
1 changed files with 1 additions and 1 deletions
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src/bignum/bignum.cc
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@ -107,7 +107,7 @@ digits_type do_substraction(digits_type const& lhs, digits_type const& rhs) {
assert(!do_less_than(lhs, rhs)); assert(!do_less_than(lhs, rhs));
digits_type complement; digits_type complement;
auto const take_complement = [](auto num) { return 9 - num; }; auto const take_complement = [](auto num) { return BASE - 1 - num; };
std::transform(lhs.begin(), lhs.end(), std::back_inserter(complement), std::transform(lhs.begin(), lhs.end(), std::back_inserter(complement),
take_complement); take_complement);