country.rb

# Angola:
#   id: AGO
#   name: Angola
#   population: 21,471,618
#   capital: Luanda
#   latitude: -8.81155
#   longitude: 13.242
#   income level: Upper Middle
#   high income?: false

country_id = "AGO"
country_name = "Angola"
country_population = 21_471_618
country_capital = "Luanda"
country_latitude = -8.81155
country_longitude = 13.242
income_level = "Upper Middle"
country_high_income = false

puts country_name
puts "the population of #{country_name} is #{country_population}"
puts "the capital of #{country_name} is #{country_capital}"


# output the string "hight income" if income is high.

#if country_high_income == true 
 # puts "High Income" 
#end

#puts "High Income" if country_high_income == true

if country_high_income == true
  puts "high income"
else
  puts "NOT Hight Income"
end

# output the country population if it is over 20 million
if country_population > 20_000_000
  puts country_population
else
  puts "There are less than 20 million people"
end

# check if > "high popultation if over 20 million.
# outbotu "medium populatin" if between 10 and 20 million
# output "low popultation if below 10 million 
country_population = 10_000_000

if country_population > 20_000_000
  puts "high population"
end

if country_population >= 10_000_000 && country_population <= 20_000_000
  puts "medium population"
end

if country_population < 10_000_000
  puts "low population"
end

# compatct veiw
high_population = country_population > 20_000_000
medium_population = country_population >=10_000_000 && country_population <= 20_000_000
low_population = country_population < 10_000_000

if country_population > 20_000_000
  puts "high population"
  elsif country_population >= 10_000_000 && country_population <= 20_000_000
  puts "medium population"
  elsif country_population < 10_000_000
  puts "low population"
end