summaryrefslogtreecommitdiff
path: root/content/math/transforms
diff options
context:
space:
mode:
authorGloria Mundi <gloria@gloria-mundi.eu>2024-11-16 21:43:46 +0100
committerGloria Mundi <gloria@gloria-mundi.eu>2024-11-16 21:43:46 +0100
commit3fe8ee352845741d97a76e2ed6a390cb1481d755 (patch)
tree92f43538f1094130676a2be5ffa4879586db3cb7 /content/math/transforms
parent1880ccb6d85c6eb79e724593457877bab431951c (diff)
minor changes
Diffstat (limited to 'content/math/transforms')
-rw-r--r--content/math/transforms/multiplyNTT.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/content/math/transforms/multiplyNTT.cpp b/content/math/transforms/multiplyNTT.cpp
index aec2a61..d234ce3 100644
--- a/content/math/transforms/multiplyNTT.cpp
+++ b/content/math/transforms/multiplyNTT.cpp
@@ -1,5 +1,5 @@
vector<ll> mul(vector<ll> a, vector<ll> b) {
- int n = 1 << (__lg(ssize(a) + ssize(b) - 1) + 1);
+ int n = 1 << bit_width(size(a) + size(b) - 1);
a.resize(n), b.resize(n);
ntt(a), ntt(b);
for (int i=0; i<n; i++) a[i] = a[i] * b[i] % mod;