cobat

回复 8# gawk

1PB来和2GB比较下

@echo off
set/a "i=1<<31,j=i-1"
for %%a in (1 %j% %i:~1% 1125899906842624)do call:$ %%a
pause
:$
set/a %1 2>nul&&echo %1B^<2GB||echo %1B^>=2GB
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