Moved variables used by Solver back to Solver package.

controller/types.go

@@ -1,9 +1,5 @@
 package controller
 
-import (
-	"sync/atomic"
-)
-
 type Controller struct {
 	Blocks    []int
 	Row1      string
@@ -15,19 +11,7 @@ type Controller struct {
 	Row7      string
 	Row8      string
 	Row9      string
-	Row1s     []int
-	Row2s     []int
-	Row3s     []int
-	Row4s     []int
-	Row5s     []int
-	Row6s     []int
-	Row7s     []int
-	Row8s     []int
-	Row9s     []int
-	Iter      int64
-	Counter   atomic.Int64
 	Solutions []string
-	Rates     []int64
 	NumCPUs   int
 	Split     int
 	Part      int