9+2= 17-5= 18-4= 11+6= 12-3= 13-4= 14-4= 16-5= 17-2= 18-6= 19-7= 20-5= 16-3= 12+7= 19-6= 20-1= 7+5= 6+6= 14-2= 12+8= 13+2= 14-9= 19-5= 15+3= 11-9= 12+7= 17+3= 12-2= 6+8= 16+3= 9+8= 9+5= 16-5= 8+9= 13-2= 17-5= 16-3= 12+5= 18-2= 15-1= 16-7= 13-5= 13-9= 18+1= 4+8= 17-1= 12+2= 9+6= 13-2= 18-6= 9+9= 11-9= 18-4= 17-2= 13-2= 13 +4= 18-4= 12-3= 15-4= 13-4= 6+8= 7+7= 19-4= 13+5= 8+4= 14-3= 3+8= 7+7= 13-5= 11+6= 16-4= 12-5= 14-0= 14+3= 13-8= 20-4= 13-2= 18+2= 7+6= 16-1= 17-3= 6+6= 11+8= 18-5=
12+2= 11+7= 11+9= 12+3=
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