Fix

Author: Hardvan

src/test/java/com/thealgorithms/backtracking/CrosswordSolverTest.java

@@ -12,15 +12,15 @@ public class CrosswordSolverTest {
 
     @Test
     public void testValidPlacement() {
-         char[][] puzzle = {{' ', ' ', ' '}, {' ', ' ', ' '}, {' ', ' ', ' '}};
+        char[][] puzzle = {{' ', ' ', ' '}, {' ', ' ', ' '}, {' ', ' ', ' '}};
         assertTrue(CrosswordSolver.isValid(puzzle, "cat", 0, 0, true));
         assertTrue(CrosswordSolver.isValid(puzzle, "dog", 0, 0, false));
         assertFalse(CrosswordSolver.isValid(puzzle, "cat", 1, 2, false));
     }
 
     @Test
     public void testPlaceAndRemoveWord() {
-         char[][] puzzle = {{' ', ' ', ' '}, {' ', ' ', ' '}, {' ', ' ', ' '}};
+        char[][] puzzle = {{' ', ' ', ' '}, {' ', ' ', ' '}, {' ', ' ', ' '}};
         CrosswordSolver.placeWord(puzzle, "cat", 0, 0, true);
         assertEquals('c', puzzle[0][0]);
         assertEquals('a', puzzle[1][0]);
@@ -34,7 +34,7 @@ public void testPlaceAndRemoveWord() {
 
     @Test
     public void testSolveCrossword() {
-         char[][] puzzle = {{' ', ' ', ' '}, {' ', ' ', ' '}, {' ', ' ', ' '}};
+        char[][] puzzle = {{' ', ' ', ' '}, {' ', ' ', ' '}, {' ', ' ', ' '}};
         List<String> words = Arrays.asList("cat", "dog", "car");
         assertTrue(CrosswordSolver.solveCrossword(puzzle, words));
 
@@ -59,7 +59,7 @@ public void testSolveCrossword() {
 
     @Test
     public void testNoSolution() {
-         char[][] puzzle = {{' ', ' ', ' '}, {' ', ' ', ' '}, {' ', ' ', ' '}};
+        char[][] puzzle = {{' ', ' ', ' '}, {' ', ' ', ' '}, {' ', ' ', ' '}};
         List<String> words = Arrays.asList("cat", "dog", "elephant"); // 'elephant' is too long for the grid
         assertFalse(CrosswordSolver.solveCrossword(puzzle, words));
     }