Nicely print the solution, with table borders and stuff.

solver/printers.go

@@ -8,6 +8,19 @@ import (
 func (solver *Solver) printSolutions() {
 	for solutionIndex, solution := range solver.solutions {
 		log.Printf("\nSolution #%d:", solutionIndex+1)
-		fmt.Println(solution)
+		//fmt.Println(solution)
+		fmt.Println("╔═══════════╗")
+		fmt.Println("║" + solution[0:3] + "│" + solution[3:6] + "│" + solution[6:9] + "╢")
+		fmt.Println("║" + solution[10:13] + "│" + solution[13:16] + "│" + solution[16:19] + "╢")
+		fmt.Println("║" + solution[20:23] + "│" + solution[23:26] + "│" + solution[26:29] + "╢")
+		fmt.Println("╟───┼───┼───╢")
+		fmt.Println("║" + solution[30:33] + "│" + solution[33:36] + "│" + solution[36:39] + "╢")
+		fmt.Println("║" + solution[40:43] + "│" + solution[43:46] + "│" + solution[46:49] + "╢")
+		fmt.Println("║" + solution[50:53] + "│" + solution[53:56] + "│" + solution[56:59] + "╢")
+		fmt.Println("╟───┼───┼───╢")
+		fmt.Println("║" + solution[60:63] + "│" + solution[63:66] + "│" + solution[66:69] + "╢")
+		fmt.Println("║" + solution[70:73] + "│" + solution[73:76] + "│" + solution[76:79] + "╢")
+		fmt.Println("║" + solution[80:83] + "│" + solution[83:86] + "│" + solution[86:89] + "╢")
+		fmt.Println("╚═══════════╝")
 	}
 }