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17
-4
× 2
0
0
0
7
× 2
15
-2
3
8
× 2
-3
× 2
0
× 2
23
× 2
-2
-2
3
10
× 3
0
0
0
-4
17
0
× 2
3
-3
3
-4
23
× 5
0
0
0
-2
40
× 5
14
× 5
3
7
0
3