File tree

• solution
  • 0400-0499/0427.Construct Quad Tree/images
    • 962_grid.png
    • 962_grid_divided.png
    • 962_quad_tree.png
    • e1tree.png
    • e2mat.png
    • e2tree.png
    • grid1.png
    • new_top.png
  • 0500-0599/0558.Logical OR of Two Binary Grids Represented as Quad-Trees/images
    • new_top.png
    • qt1.png
    • qt2.png
    • qtr.png
  • 0600-0699/0636.Exclusive Time of Functions/images
    • diag1b.png
  • 0700-0799
    • 0743.Network Delay Time/images
      • 931_example_1.png
    • 0787.Cheapest Flights Within K Stops/images
      • 995.png
    • 0799.Champagne Tower/images
      • tower.png
  • 0800-0899
    • 0802.Find Eventual Safe States/images
      • picture1.png
    • 0812.Largest Triangle Area/images
      • 1027.png
    • 0814.Binary Tree Pruning/images
      • 1028.png
      • 1028_1.png
      • 1028_2.png
    • 0850.Rectangle Area II/images
      • rectangle_area_ii_pic.png
    • 0858.Mirror Reflection/images
      • reflection.png
    • 0863.All Nodes Distance K in Binary Tree/images
      • sketch0.png
    • 0865.Smallest Subtree with all the Deepest Nodes/images
      • sketch1.png
    • 0867.Transpose Matrix/images
      • hint_transpose.png
    • 0872.Leaf-Similar Trees/images
      • tree.png
    • 0882.Reachable Nodes In Subdivided Graph/images
      • origfinal.png
    • 0883.Projection Area of 3D Shapes/images
      • shadow.png
    • 0885.Spiral Matrix III/images
      • example_1.png
      • example_2.png
    • 0894.All Possible Full Binary Trees/images
      • fivetrees.png
  • 0900-0999
    • 0941.Valid Mountain Array/images
      • hint_valid_mountain_array.png
    • 0951.Flip Equivalent Binary Trees/images
      • tree_ex.png
  • 1000-1099/1080.Insufficient Nodes in Root to Leaf Paths/images
    • screen-shot-2019-06-11-at-83301-pm.png
    • screen-shot-2019-06-11-at-83517-pm.png
  • 1100-1199/1138.Alphabet Board Path/images
    • azboard.png
  • 1200-1299
    • 1210.Minimum Moves to Reach Target with Rotations/images
      • image-1.png
      • image-2.png
      • image.png
    • 1222.Queens That Can Attack the King/images
      • untitled-diagram-1.jpg
      • untitled-diagram-2.jpg
      • untitled-diagram.jpg
    • 1226.The Dining Philosophers/images
      • an_illustration_of_the_dining_philosophers_problem.png
    • 1232.Check If It Is a Straight Line/images
      • untitled-diagram-1.jpg
      • untitled-diagram-2.jpg
    • 1235.Maximum Profit in Job Scheduling/images
      • sample1_1584.png
      • sample22_1584.png
      • sample3_1584.png
    • 1240.Tiling a Rectangle with the Fewest Squares/images
      • sample_22_1592.png
      • sample_33_1592.png
    • 1252.Cells with Odd Values in a Matrix/images
      • e1.png
      • e2.png
    • 1254.Number of Closed Islands/images
      • sample_3_1610.png
      • sample_4_1610.png
    • 1260.Shift 2D Grid/images
      • e1-1.png
      • e2-1.png
    • 1261.Find Elements in a Contaminated Binary Tree/images
      • untitled-diagram-4-1-1.jpg
      • untitled-diagram-4.jpg
    • 1266.Minimum Time Visiting All Points/images
      • 1626_example_1.png
    • 1267.Count Servers that Communicate/images
      • untitled-diagram-1-3.jpg
      • untitled-diagram-4-1.jpg
    • 1284.Minimum Number of Flips to Convert Binary Matrix to Zero Matrix/images
      • matrix.png
    • 1290.Convert Binary Number in a Linked List to Integer/images
      • graph-1.png
    • 1292.Maximum Side Length of a Square with Sum Less than or Equal to Threshold/images
      • e1.png
  • 1300-1399
    • 1302.Deepest Leaves Sum/images
      • 1483_ex1.png
    • 1305.All Elements in Two Binary Search Trees/images
      • q2-e1.png
      • q2-e5-.png
    • 1315.Sum of Nodes with Even-Valued Grandparent/images
      • 1473_ex1.png
    • 1318.Minimum Flips to Make a OR b Equal to c/images
      • sample_3_1676.png
    • 1319.Number of Operations to Make Network Connected/images
      • sample_1_1677.png
      • sample_2_1677.png
    • 1320.Minimum Distance to Type a Word Using Two Fingers/images
      • leetcode_keyboard.png
    • 1325.Delete Leaves With a Given Value/images
      • sample_1_1684.png
      • sample_2_1684.png
      • sample_3_1684.png
    • 1326.Minimum Number of Taps to Open to Water a Garden/images
      • 1685_example_1.png
    • 1329.Sort the Matrix Diagonally/images
      • 1482_example_1_2.png
    • 1334.Find the City With the Smallest Number of Neighbors at a Threshold Distance/images
      • find_the_city_01.png
      • find_the_city_02.png
    • 1335.Minimum Difficulty of a Job Schedule/images
      • untitled.png
    • 1339.Maximum Product of Splitted Binary Tree/images
      • sample_1_1699.png
      • sample_2_1699.png
    • 1340.Jump Game V/images
      • meta-chart.jpeg
    • 1344.Angle Between Hands of a Clock/images
      • sample_2_1673.png
      • sample_3_1673.png
    • 1349.Maximum Students Taking Exam/images
      • image.png
    • 1353.Maximum Number of Events That Can Be Attended/images
      • e1.png
    • 1361.Validate Binary Tree Nodes/images
      • 1503_ex1.png
      • 1503_ex2.png
      • 1503_ex3.png
      • 1503_ex4.png
    • 1367.Linked List in Binary Tree/images
      • sample_1_1720.png
      • sample_2_1720.png
    • 1368.Minimum Cost to Make at Least One Valid Path in a Grid/images
      • grid1.png
      • grid2.png
      • grid3.png
    • 1372.Longest ZigZag Path in a Binary Tree/images
      • sample_1_1702.png
      • sample_2_1702.png
    • 1373.Maximum Sum BST in Binary Tree/images
      • sample_1_1709.png
      • sample_2_1709.png
    • 1376.Time Needed to Inform All Employees/images
      • 1730_example_3_5.png
      • graph.png
    • 1379.Find a Corresponding Node of a Binary Tree in a Clone of That Tree/images
      • e1.png
      • e2.png
      • e3.png
      • e4.png
      • e5.png
    • 1382.Balance a Binary Search Tree/images
      • 1515_ex1.png
      • 1515_ex1_out.png