What can I do to make this code NOT output duplicates? Currently, it has a high chance of outputting a duplicate and I would like it to print randomly but not duplicate outputs.
@echo off
SETLOCAL EnableDelayedExpansion
for /F "tokens=1,2 delims=#" %%a in ('"prompt #$H#$E# & echo on & for %%b in (1) do rem"') do (
set "DEL=%%a"
)
:fruits
set i=0
for %%a in (apple banana grape lime) do (
set /A i+=1
set fruit[!i!]=%%a
)
:food
for /l %%x in (1, 1, 2) do (
call :rand
call :colorEcho 70 !fruit!
echo/
)
pause
exit
:rand
set /a rand=%random%%%4+1
set fruit=!fruit[%rand%]!
GOTO :EOF
:colorEcho
echo off
<nul set /p ".=%DEL%" > "%~2"
findstr /v /a:%1 /R "^$" "%~2" nul
del "%~2" > nul 2>&1
GOTO :EOF
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