diff --git a/Medium/Premium/255. Verify Preorder Sequence in Binary Search Tree/image-1.png b/Medium/Premium/255. Verify Preorder Sequence in Binary Search Tree/image-1.png index 50537bd..cd6ab22 100644 Binary files a/Medium/Premium/255. Verify Preorder Sequence in Binary Search Tree/image-1.png and b/Medium/Premium/255. Verify Preorder Sequence in Binary Search Tree/image-1.png differ diff --git a/Medium/Premium/255. Verify Preorder Sequence in Binary Search Tree/image.png b/Medium/Premium/255. Verify Preorder Sequence in Binary Search Tree/image.png index 0da585c..880908f 100644 Binary files a/Medium/Premium/255. Verify Preorder Sequence in Binary Search Tree/image.png and b/Medium/Premium/255. Verify Preorder Sequence in Binary Search Tree/image.png differ