DSA — Trees

1 Sum of array elements Easy 2 Find maximum in array Easy 3 Reverse an array in-place Medium 4 Count occurrences of element Easy 5 Second largest element Medium 6 BST — inorder traversal sum #1 Medium 7 BST — inorder traversal sum #2 Medium 8 BST — inorder traversal sum #3 Medium 9 BST — inorder traversal sum #4 Medium 10 BST — inorder traversal sum #5 Medium 11 BST — inorder traversal sum #6 Medium 12 BST — inorder traversal sum #7 Medium 13 BST — inorder traversal sum #8 Medium 14 BST — inorder traversal sum #9 Medium 15 BST — inorder traversal sum #10 Medium 16 BST — inorder traversal sum #11 Medium 17 BST — inorder traversal sum #12 Medium 18 BST — inorder traversal sum #13 Medium 19 BST — inorder traversal sum #14 Medium 20 BST — inorder traversal sum #15 Medium 21 BST — inorder traversal sum #16 Medium 22 BST — inorder traversal sum #17 Medium 23 BST — inorder traversal sum #18 Medium 24 BST — inorder traversal sum #19 Medium 25 BST — inorder traversal sum #20 Medium 26 BST — inorder traversal sum #21 Medium 27 BST — inorder traversal sum #22 Medium 28 BST — inorder traversal sum #23 Medium 29 BST — inorder traversal sum #24 Medium 30 BST — inorder traversal sum #25 Medium 31 BST — inorder traversal sum #26 Medium 32 BST — inorder traversal sum #27 Medium 33 BST — inorder traversal sum #28 Medium 34 BST — inorder traversal sum #29 Medium 35 BST — inorder traversal sum #30 Medium 36 BST — inorder traversal sum #31 Medium 37 BST — inorder traversal sum #32 Medium 38 BST — inorder traversal sum #33 Medium 39 BST — inorder traversal sum #34 Medium 40 BST — inorder traversal sum #35 Medium 41 BST — inorder traversal sum #36 Medium 42 BST — inorder traversal sum #37 Medium 43 BST — inorder traversal sum #38 Medium 44 BST — inorder traversal sum #39 Medium 45 BST — inorder traversal sum #40 Medium 46 BST — inorder traversal sum #41 Medium 47 BST — inorder traversal sum #42 Medium 48 BST — inorder traversal sum #43 Medium 49 BST — inorder traversal sum #44 Medium 50 BST — inorder traversal sum #45 Medium