摘要:[C#] 排列組合(遞迴)
練習遞迴~
namespace 排列組合
{
class Program
{
static void Main(string[] args)
{
permute("", "123");
}
static void permute(string result, string now)
{
if (now == "")
{
Console.WriteLine(result);
}
else
{
for (int i = 0; i < now.Length; i++)
{
permute(result + now[i], now.Substring(0, i) + now.Substring(i + 1));
}
}
}
}
}
範例 :
