r1c3:
r2c3:
r3c3:
r4c3:
r5c3:
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
for i it is (i,j),(i,j+1),(i+1,j+1),(i+1,j)
63
64
65
66
67
68
69
70
71
72
73
74
r1c3:
r2c3:
r3c3:
r4c3:
r5c3:
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
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