From c73c9093cc96bd8e8dfc0c1fca2e29a5271eb648 Mon Sep 17 00:00:00 2001
From: Timofey <timofeyvasilev792@gmail.com>
Date: Thu, 15 Jan 2026 15:15:45 +0300
Subject: [PATCH] =?UTF-8?q?=D0=94=D0=BE=D0=B1=D0=B0=D0=B2=D0=B8=D0=BB=20?=
 =?UTF-8?q?=D0=BA=D0=BB=D0=B0=D1=81=D1=81=20ScientificCalculator=20=D1=81?=
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---
 src/ScientificCalculator.java | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100644 src/ScientificCalculator.java

diff --git a/src/ScientificCalculator.java b/src/ScientificCalculator.java
new file mode 100644
index 0000000..eceddf7
--- /dev/null
+++ b/src/ScientificCalculator.java
@@ -0,0 +1,13 @@
+public class ScientificCalculator {
+    public long factorial(int n) {
+        if (n < 0) {
+            throw new IllegalArgumentException("Факториал не определён для отрицательных чисел");
+        }
+        long result = 1;
+        for (int i = 2; i <= n; i++) {
+            result *= i;
+        }
+        return result;
+    }
+}
+