September 2017 Update

Task/Floyds-triangle/Batch-File/floyds-triangle.bat

@@ -0,0 +1,52 @@
+@echo off
+
+call:floyd 5
+echo.
+call:floyd 14
+pause>nul
+exit /b
+
+:floyd
+setlocal enabledelayedexpansion
+set iterations=%1
+set startn=1
+set endn=1
+
+for /l %%i in (1,1,%iterations%) do (
+  for /l %%j in (!startn!,1,!endn!) do (
+    set lastnum=%%j
+    set /a startn=%%j+1
+  )
+  set /a endn=!startn!+%%i
+)
+
+call:getlength %startn%
+set digits=%errorlevel%
+
+set startn=1
+set endn=1
+
+for /l %%i in (1,1,%iterations%) do (
+  set "line="
+  for /l %%j in (!startn!,1,!endn!) do (
+    set "space="
+    call:getlength %%j
+    set /a sparespace=%digits%-!errorlevel!
+    for /l %%k in (0,1,!sparespace!) do set "space=!space! "
+
+    set line=!line!!space!%%j
+    set /a startn=%%j+1
+  )
+  echo !line!
+  set /a endn=!startn!+%%i
+)
+exit /b
+
+:getlength
+setlocal enabledelayedexpansion
+set offset=0
+set string=%1
+:floydloop
+if "!string:~%offset%,1!"=="" endlocal && exit /b %offset%
+set /a offset+=1
+goto floydloop