using System;
static class MainClass {
public static int ConvertToBase(this int i, int baseToConvertTo) {
if (baseToConvertTo < 2 || baseToConvertTo > 10)
throw new ArgumentException(“Value cannot be converted to base ” + baseToConvertTo.ToString());
int result = 0;
int iterations = 0;
do {
int nextDigit = i % baseToConvertTo;
result += nextDigit * (int)Math.Pow(10, iterations);
iterations++;
i /= baseToConvertTo;
}
while (i != 0);
return result;
}
static void Main() {
try {
int x = 591;
for (int i = 2; i <= 10; i++) {
Console.WriteLine("{0} in base {1} is {2}", x, i, x.ConvertToBase(i));
}
} catch (Exception ex) {
Console.WriteLine("Exception: {0}", ex.Message);
}
}
}
[/csharp]