2+3= 4+1= 5+2= 6-3=
7-4= 5-1= 9-6= 8-4=
7-1= 6+3= 9-0= 7-5=
10=3+ 5=6- 7+=10 9-=5
2+=4 -4=3 8+=8 7-=7
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☆☆☆☆☆☆
0,2,1,3,4,6,7,5
+=+=+=+