#11 It works.

solver/flags.go

@@ -143,8 +143,7 @@ func (solver *Solver) validate_row(name string, row string) {
 
 }
 
-func (solver *Solver) valid_char(char rune) bool {
+func (solver *Solver) valid_char(char rune) (valid bool) {
-	var valid bool
 	decvals := [10]int{48, 49, 50, 51, 52, 53, 54, 55, 56, 57}
 
 	for _, value := range decvals {

solver/processing.go

@@ -178,8 +178,7 @@ func (solver *Solver) tracker() {
 
 }
 
-func (solver *Solver) validate_combination(row1 int, row2 int, row3 int, row4 int, row5 int, row6 int, row7 int, row8 int, row9 int) bool {
+func (solver *Solver) validate_combination(row1 int, row2 int, row3 int, row4 int, row5 int, row6 int, row7 int, row8 int, row9 int) (retval bool) {
-	var retval bool
 	retval = true
 
 	row1s := strconv.Itoa(row1)

solver/solver.go

@@ -6,6 +6,7 @@ import (
 	"strconv"
 )
 
+// The main loop that orchastrates all the logic.
 func Run() {
 	// Instantiate the Solver interface
 	solver := Solver{}

solver/types.go

@@ -4,6 +4,7 @@ import (
 	"sync/atomic"
 )
 
+// Struct/Interface containing all the important variabes it functions need access to.
 type Solver struct {
 	blocks    []int
 	row1      string