9
-35 2 -26 13
18 -92 31 -81
-18 -36 -17 -33
76 -73 78 -56
-81 -96 -66 -85
-19 64 -11 84
1 2 8 20
-67 -26 -47 -6
-59 41 -55 59
-49 -10
-33 3
