Initial commit.

PerfectNumbers.Core/InputParser.cs

@@ -0,0 +1,26 @@
+using System.Globalization;
+using System.Numerics;
+
+namespace PerfectNumbers.Core;
+
+public static class InputParser
+{
+    public static BigInteger ParseBigInteger(string value)
+    {
+        if (value.Contains('^'))
+        {
+            var parts = value.Split('^');
+            BigInteger b = BigInteger.Parse(parts[0], CultureInfo.InvariantCulture);
+            int e = int.Parse(parts[1], CultureInfo.InvariantCulture);
+            return BigInteger.Pow(b, e);
+        }
+
+        return BigInteger.Parse(value, CultureInfo.InvariantCulture);
+    }
+
+    public static decimal ParseDecimal(string value)
+    {
+        return decimal.Parse(value, CultureInfo.InvariantCulture);
+    }
+}
+