[13,19,9,5,12,8,7,4,21,2,6,11] //Initially
[9,19,13,5,12,8,7,4,21,2,6,11]
[9,5,13,19,12,8,7,4,21,2,6,11]
[9,5,8,19,12,13,7,4,21,2,6,11]
[9,5,8,7,12,13,19,4,21,2,6,11]
[9,5,8,7,4,13,19,12,21,2,6,11]
[9,5,8,7,4,2,19,12,21,13,6,11]
[9,5,8,7,4,2,6,12,21,13,19,11]
[9,5,8,7,4,2,6,11,21,13,19,12]