2 code formatting
source | link

Console.Write("He{0}{0}o world", "l");

Console.Write("He{0}{0}o world", "l");

Console.Write("He{0}{0}o world", "l");

Console.Write("He{0}{0}o world", "l");
1
source | link

Console.Write("He{0}{0}o world", "l");