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kth-competitive-programming · Oct 7, 2024 · 7e6a890 · 7e6a890
1 parent 2f92d79
commit 7e6a890
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/content/combinatorial/multinomial.h b/content/combinatorial/multinomial.h
@@ -9,6 +9,6 @@
 
 ll multinomial(vi& v) {
 	ll c = 1, m = v.empty() ? 1 : v[0];
-	rep(i,1,sz(v)) rep(j,0,v[i]) c *= ++m / (j+1);
+	rep(i,1,sz(v)) rep(j,0,v[i]) c = c * ++m / (j+1);
 	return c;
 }