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Arrow.cs
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Arrow.cs
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using System;
class Arrow
{
static void Main()
{
// input
int width = int.Parse(Console.ReadLine());
int heigth = width - 2;
char arrow = '#';
char bg = '.';
// print first line
Console.WriteLine("{0}{1}{0}", new string(bg, width / 2), new string(arrow, width));
// print tail
for (int i = 0; i < heigth; i++)
{
Console.WriteLine("{0}{2}{1}{2}{0}", new string(bg, width / 2), new string(bg, width - 2), arrow);
}
// print top
Console.WriteLine("{0}{1}{0}", new string(arrow, (width / 2) + 1), new string(bg, width - 2));
int outter = 1;
int inner = (width * 2) - 5;
for (int i = 0; i < heigth; i++)
{
Console.WriteLine("{0}{2}{1}{2}{0}", new string(bg, outter), new string(bg, inner), arrow);
outter++;
inner -= 2;
}
Console.WriteLine("{0}{1}{0}", new string(bg, width - 1), arrow);
}
}