1 files changed, 0 insertions, 14 deletions
diff --git a/math/binomial0.cpp b/math/binomial0.cpp
deleted file mode 100644
index f37aea5..0000000
--- a/math/binomial0.cpp
+++ /dev/null
@@ -1,14 +0,0 @@
-constexpr ll lim = 10'000'000;
-ll fac[lim], inv[lim];
-
-void precalc() {
-	fac[0] = inv[0] = 1;
-	for (int i = 1; i < lim; i++) fac[i] = fac[i-1] * i % mod;
-	inv[lim - 1] = multInv(fac[lim - 1], mod);
-	for (int i = lim - 1; i > 0; i--) inv[i-1] = inv[i] * i % mod;
-}
-
-ll calc_binom(ll n, ll k) {
-	if (n < 0 || n < k || k < 0) return 0;
-	return (fac[n] * inv[n-k] % mod) * inv[k] % mod;
-}