diff options
| author | Gloria Mundi <gloria@gloria-mundi.eu> | 2024-11-16 01:24:14 +0100 |
|---|---|---|
| committer | Gloria Mundi <gloria@gloria-mundi.eu> | 2024-11-16 01:24:14 +0100 |
| commit | 98567ec798aa8ca2cfbcb85c774dd470f30e30d4 (patch) | |
| tree | 5113d5cc24d1ad5f93810b6442ce584a36950dc8 /math/discreteLogarithm.cpp | |
| parent | ad3856a6b766087df0036de0b556f4700a6498c9 (diff) | |
| parent | 8d11c6c8213f46f0fa19826917c255edd5d43cb1 (diff) | |
mzuenni tests
Diffstat (limited to 'math/discreteLogarithm.cpp')
| -rw-r--r-- | math/discreteLogarithm.cpp | 14 |
1 files changed, 0 insertions, 14 deletions
diff --git a/math/discreteLogarithm.cpp b/math/discreteLogarithm.cpp deleted file mode 100644 index d9227b9..0000000 --- a/math/discreteLogarithm.cpp +++ /dev/null @@ -1,14 +0,0 @@ -ll dlog(ll a, ll b, ll m) { - ll bound = sqrtl(m) + 1; //memory usage bound - map<ll, ll> vals; - for (ll i = 0, e = 1; i < bound; i++, e = (e * a) % m) { - vals[e] = i; - } - ll fact = powMod(a, m - bound - 1, m); - - for (ll i = 0; i < m; i += bound, b = (b * fact) % m) { - if (vals.count(b)) { - return i + vals[b]; - }} - return -1; -} |
