18-2+3=
2+16+1=
18-3+3=
15-5+3=
16+2-2=
1+1+10=
9-6+10=
6+5-2=
8+1+8=
16-7-6=
8+4-9=
6+6-8=
17-3-4=
11-5-3=
10-2-2=
12+4-6=
8-4+2=
5-4+13=
2+2+6=
9+6-4=
17-6-5=
5+6+1=
1+2+14=
3+4+12=
12-1+2=
1+9-4=
15-2+3=
14-8+11=
15-3-3=
18-6-9=
6+9-9=
15-3+6=
5+11+1=
6+9-8=
18-9+8=
8+3+6=
6-4+12=
8-7+9=
4+2+6=
3+9+4=