Question

How to use nested while loop in Ruby

Answer 1

a = 4
b = 2
while a > 0
  while b <= 6
    puts "a=#{a} b=#{b}\n"
    b = b + 1
  end
  puts "a=#{a} b=#{b}\n"
  a = a - 1
end




# run:
#
# a=4 b=2
# a=4 b=3
# a=4 b=4
# a=4 b=5
# a=4 b=6
# a=4 b=7
# a=3 b=7
# a=2 b=7
# a=1 b=7
#

 

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