+2-1+8-3-6+8
8
+31-30+13-14
0
+10+18-11-11
6
+1+8-7+6+1-8
1
+50+20+20-50-40
0
+3+1-2+1+6-8-1+9-4
5
+13+35-47+46
47
+20-10-10+16
16
+5+4-9+8-7+8-9+2+2
4
+70-20+10+30-20-10
60
+2+6-5-3+6-1-5
0
+12-11+22+26-22
27