tsutaka/fours_for_ten

fours_for_ten

Input

• four numbers
• e.g.
  • 1234
  • 5555

Output

• List of formula that results in 10
• e.g.

  *** List(1234) ***
  0:1*2*3+4=10
  1:1+2+3+4=10
  sum:2
  

sample