摘要:10-1= 7+9= 6+8= 5+7= 8+9= 10-3= 10+8= 6+8= 9-5= 7+6= 13-2= 11-3= 7+7= 9-8= 5+7= 12-3-6= 8-2= 3+3= 9-2= 9+1-4= 1+5= 8-3= 2+5= 16-7= 7-6= 2+8= 8-4= 5+4= 0+9= 7-7= 13-7= 15-7= 12-81= 12-6= 7-5= 8-6= 15-9= 11-3= 4+6= 16-7=
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