module first
sub main()
dim a as integer =10
dim b as integer =20
dim c as integer =30
if (a>b) then
if (b>c) then
console.writeline(b)
else
console.writeline(c)
end if
else
if (a>c) then
console.writeline(a)
else
console.writeline(c)
end if
end if
end sub
end module
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