diff options
Diffstat (limited to 'content/math/transforms/seriesOperations.cpp')
| -rw-r--r-- | content/math/transforms/seriesOperations.cpp | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/content/math/transforms/seriesOperations.cpp b/content/math/transforms/seriesOperations.cpp index b405698..3d8aa11 100644 --- a/content/math/transforms/seriesOperations.cpp +++ b/content/math/transforms/seriesOperations.cpp @@ -17,7 +17,7 @@ vector<ll> poly_inv(const vector<ll>& a, int n) { } vector<ll> poly_deriv(vector<ll> a) { - for (int i = 1; i < sz(a); i++) + for (int i = 1; i < ssize(a); i++) a[i-1] = a[i] * i % mod; a.pop_back(); return a; @@ -25,11 +25,11 @@ vector<ll> poly_deriv(vector<ll> a) { vector<ll> poly_integr(vector<ll> a) { static vector<ll> inv = {0, 1}; - for (static int i = 2; i <= sz(a); i++) + for (static int i = 2; i <= ssize(a); i++) inv.push_back(mod - mod / i * inv[mod % i] % mod); a.push_back(0); - for (int i = sz(a) - 1; i > 0; i--) + for (int i = ssize(a) - 1; i > 0; i--) a[i] = a[i-1] * inv[i] % mod; a[0] = 0; return a; @@ -46,7 +46,7 @@ vector<ll> poly_exp(vector<ll> a, int n) { for (int len = 1; len < n; len *= 2) { vector<ll> p = poly_log(q, 2*len); for (int i = 0; i < 2*len; i++) - p[i] = (mod - p[i] + (i < sz(a) ? a[i] : 0)) % mod; + p[i] = (mod - p[i] + (i < ssize(a) ? a[i] : 0)) % mod; vector<ll> q2 = q; q2.resize(2*len); ntt(p), ntt(q2); |