(1,2) 2
(2,2) -1
(1,1) 1
(0,0) 0
(0,1) 0
(0,1) 0
(0,0) 1
(0,5) 0
(6,4) 2
(1,1) 1
(3,3) 3
(3,2) 6
(3,1) -1
(2,3) -1
(1,2) 1
(6,4) -3
(3,6) 18
(1,3) 2
(1,3) 4
(4,5) -6
(2,2) 6
(2,1) 9
(4,3) 5
(1,2) 2
(1,2) 3
(2,4) 0
(1,0) -1
(3,3) 3
(3,3) 1
(2,6) -7
(0,1) 1
(2,3) 4
(0,2) 2
(3,1) -1
(2,1) 7
(1,2) -3
(1,4) -9
(0,0) -1
(2,4) 6
(3,1) -1
(2,2) 0
(5,2) 1
(2,4) 2
(1,2) 3
(2,3) 4
(1,2) -1
(5,4) 8
(3,3) 1
(2,7) 0
(2,0) -3
(2,3) 8
(2,2) 3
(2,1) -2
(1,5) -2
(1,1) 3
(3,3) -4
(1,6) -3
(2,2) 6
(0,0) -6
(2,1) 0
(3,2) -7
(1,0) -4
(0,2) 2
(3,2) -1
(2,3) 0
(2,3) 0
(4,3) -5