diff --git a/app/src/main/java/sudoku/SudokuSolver.java b/app/src/main/java/sudoku/SudokuSolver.java
index 8f33998..6e2fe4c 100644
--- a/app/src/main/java/sudoku/SudokuSolver.java
+++ b/app/src/main/java/sudoku/SudokuSolver.java
@@ -1,14 +1,14 @@
 package sudoku;
 
-public interface SudokuSolver{
-    
+public interface SudokuSolver {
+
     // Work in progress
 
     /**
-     * Set sudoku board, numbers 1-9 are fixed values, 0 is unsolved. 
+     * Set sudoku board, numbers 1-9 are fixed values, 0 is unsolved.
      */
     void setBoard(int[][] board);
-    
+
     /**
      * Get the sudoku board
      */
@@ -16,12 +16,14 @@ public interface SudokuSolver{
 
     /**
      * Solve soduko
+     * 
      * @return true if solution could be found
      */
     boolean solve();
 
     /**
      * Check if digit is legal on the current board
+     * 
      * @param row
      * @param col
      * @param nbr