be

Utils.cs

@@ -0,0 +1,25 @@
+namespace Prac7Meow
+{
+    internal class Utils
+    {
+        public static int NearPow(int n)
+        { 
+            if (n == 0) return 0;
+            if (n <= 2) return 2;
+
+            uint val = (uint)n;
+
+            val--;
+            val |= val >> 1;
+            val |= val >> 2;
+            val |= val >> 4;
+            val |= val >> 8;
+            val |= val >> 16;
+            val++;
+
+            if (val == 0) throw new OverflowException("Requested capacity is too large for int.");
+
+            return (int)val;
+        }
+    }
+}