Prints 20 times:
When
I is 0 and 
 K is 0
 K is 1
 K is 2
 K is 3
 K is 4
I is 1 and 
 K is 0
 K is 1
 K is 2
 K is 3
 K is 4
I is 2 and 
 K is 0
 K is 1
 K is 2
 K is 3
 K is 4
I is 3 and 
 K is 0
 K is 1
 K is 2
 K is 3
 K is 4