For loop:
0 1 2 4 
While loop:
0 1 2 4 
Do-while loop:
0 1 2 4 
For loop:
0 1 2 
While loop:
0 1 2 
Do-while loop:
0 1 2 
For loop:
(0, 0) (0, 1) (0, 2) (0, 3) (0, 4) 
(1, 0) (1, 1) (1, 2) (1, 3) (1, 4) 
(2, 0) (2, 1) (2, 2) 0