tweak.rb

gistfile1.rb

gets.to_i.times do |i|
	m = []
	c = gets.chomp
	if c == "0"
		puts "Case #{i+1}: 0 0"
	else
		c.size.times do |i1| 
			c.size.times do |i2|
				c[i1],c[i2] = c[i2],c[i1]
				m << c.clone
				c[i1],c[i2] = c[i2],c[i1]
			end
		end
		m = m.sort.select{|v| v[0] != '0'}
		puts "Case #{i+1}: #{m.first} #{m.last}"
	end
end