RosettaCodeData/Task/Power-set/C-sharp/power-set-4.cs

23 lines
382 B
C#

using System;
class Powerset
{
static int n = 4;
static int [] buf = new int [n];
static void Main()
{
rec(0, 0);
}
static void rec(int ind, int begin)
{
for (int i = begin; i < n; i++)
{
buf [ind] = i;
for (int j = 0; j <= ind; j++) Console.Write("{0, 2}", buf [j]);
Console.WriteLine();
rec(ind + 1, buf [ind] + 1);
}
}
}