equals
7
r1c4:
r2c4:
r3c4:
r4c4:
r5c4:
r6c4:
8
equals
9
equals
10
negative 10
10
11
12
r1c3:
r2c3:
r3c3:
r4c3:
r5c3:
r6c3:
13
14
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