22
-3000000000 -2999999996
-2999999999 -2999999999
-2999999998 -2999999997
-2999999999 -3000000000
-2999999998 -2999999999
-2999999996 -3000000000
-2999999997 -2999999999
-2999999994 -3000000000
-2999999995 -2999999999
-2999999994 -2999999999
-2999999995 -2999999998
-2999999994 -2999999996
-2999999995 -2999999997 
-2999999994 -2999999995
-2999999995 -2999999996
-2999999995 -2999999995 
-2999999993 -2999999994
-2999999996 -2999999994
-2999999996 -2999999993 
-2999999997 -2999999995
-2999999998 -2999999993
-2999999998 -2999999994