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function main()
local marks::Int32
local out::Int32
marks = 81
if 91 ≤ marks ≤ 100
out = 0
println("Excellent!")
elseif 81 ≤ marks ≤ 90
out = 1
println("Very good!")
elseif 71 ≤ marks ≤ 80
out = 2
println("Well done!")
elseif 61 ≤ marks ≤ 70
out = 3
println("Not bad!")
elseif 41 ≤ marks ≤ 60
out = 4
println("You passed!")
elseif marks ≤ 40
out = 5
println("Better try again!")
else
out = 6
println("Invalid marks")
end
println("Your marks are ", " ", marks)
if out ≠ 1
println(Base.stderr, "ERROR STOP")
exit(1)
end
if 91 ≤ marks ≤ 100
println("Excellent!")
elseif 81 ≤ marks ≤ 90
println("Very good!")
elseif 71 ≤ marks ≤ 80
println("Well done!")
elseif 61 ≤ marks ≤ 70
println("Not bad!")
elseif 41 ≤ marks ≤ 60
println("You passed!")
elseif marks ≤ 40
println("Better try again!")
else
println("Invalid marks")
end
println("Your marks are ", " ", marks)
if 91 ≤ marks ≤ 100
println("Excellent!")
elseif 81 ≤ marks ≤ 90
println("Very good!")
elseif 71 ≤ marks ≤ 80
println("Well done!")
elseif 61 ≤ marks ≤ 70
println("Not bad!")
elseif 41 ≤ marks ≤ 60
println("You passed!")
elseif marks ≤ 40
println("Better try again!")
else
println("Invalid marks")
end
println("Your marks are ", " ", marks)
end
main()
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