def run_block
  yield(1,2,3,4)
end
 
run_block do |x,|
  puts "#{x} is the loneliest number"
end
 
run_block do |x,y|
  puts "#{x}, #{y}, You know what to do"
end
 
run_block do |x,y,z|
  puts "#{x}, #{y}, #{z}, Shoot!"
end
 
run_block do |x,y,z,a,b|
  puts "#{x}, #{y}, #{z}, #{a}, Let's see if you've got some more!"
end
 
# 1 is the loneliest number
# 1, 2, You know what to do
# 1, 2, 3, Shoot!
# 1, 2, 3, 4, Let's see if you've got some more!