using System;
class Program
{
static void printTextDiagonallyRecursivelyLTR(string spaces, string text) {
if (text.Length > 0) {
Console.WriteLine(spaces + text[0]);
printTextDiagonallyRecursivelyLTR(spaces + " ", text.Substring(1));
}
}
static void Main()
{
printTextDiagonallyRecursivelyLTR("", "HELLO WORLD");
}
}
/*
run:
H
E
L
L
O
W
O
R
L
D
*/