Find the smallest factor of a value

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/*
C#: The Complete Reference
by Herbert Schildt

Publisher: Osborne/McGraw-Hill (March 8, 2002)
ISBN: 0072134852
*/
// Find the smallest factor of a value.

using System;

public class FindSmallestFactor {
public static void Main() {
int factor = 1;
int num = 1000;

for(int i=2; i < num/2; i++) { if((num%i) == 0) { factor = i; break; // stop loop when factor is found } } Console.WriteLine("Smallest factor is " + factor); } } [/csharp]