[RUN] c:\lua5\lua.exe wordfreq.lua5 1 -- OK
[RUN] c:\lua5\lua.exe wordfreq.lua5 1 -- OK
[RUN] c:\lua5\lua.exe wordfreq.lua5 1 -- OK
[RUN] c:\lua5\lua.exe wordfreq.lua5 5 -- OK
[RUN] c:\lua5\lua.exe wordfreq.lua5 5 -- OK
[RUN] c:\lua5\lua.exe wordfreq.lua5 5 -- OK
[RUN] c:\lua5\lua.exe wordfreq.lua5 10 -- OK
[RUN] c:\lua5\lua.exe wordfreq.lua5 10 -- OK
[RUN] c:\lua5\lua.exe wordfreq.lua5 10 -- OK
[RUN] c:\lua5\lua.exe wordfreq.lua5 15 -- FAIL
	expected '  10017	the'
	got      '  25455	the'

[RUN] c:\lua5\lua.exe wordfreq.lua5 20 -- OK
[RUN] c:\lua5\lua.exe wordfreq.lua5 20 -- OK
[RUN] c:\lua5\lua.exe wordfreq.lua5 20 -- OK