| @echo off | |
| setlocal enableDelayedExpansion | |
| :: 0 = closed | |
| :: 1 = open | |
| :: SET /A treats undefined variable as 0 | |
| :: Negation operator ! must be escaped because delayed expansion is enabled | |
| for /l %%p in (1 1 100) do for /l %%d in (%%p %%p 100) do set /a "door%%d=^!door%%d" | |
| for /l %%d in (1 1 100) do if !door%%d!==1 ( | |
| echo door %%d is open | |
| ) else echo door %%d is closed | |