print "Score? "
score = gets.to_i
case score
when 100
puts "Super"
when 90..89
puts "A"
when 70...89
puts "B"
else
puts"C"
end
print "Score? "
score = gets.to_i
case score
when 100
puts "Super"
when 90..89
puts "A"
when 70...89
puts "B"
else
puts"C"
end