# Status Problem Level Completes Likes 176 Lowest Common Ancestor in a Binary Search Tree. Medium % 0 177 Given a binary tree, find out the maximum sum of value from root to each leaf. Medium % 0 178 Reverse Alternate levels of a given Binary Tree. Medium % 0 179 Given a Sorted Singly Linked List Array, Convert it into a Balanced Binary search Tree. Medium % 1 180 Convert a Sorted Doubly Linked List to Balanced BST. Medium % 1 181 Given a binary tree, Find the Maximum Path Sum between Any Two Leaves Medium % 0 182 Print Left View of a given binary tree Medium % 0 183 Print Right View of a given binary tree Medium % 0 184 In a Binary Tree, Check if Two nodes has the same parent or are siblings Medium % 0 185 In a Binary Tree, Check if two nodes are Cousins Medium % 0 186 Print Paths from root to all leaf nodes in a binary tree. Medium % 0 187 Sort an Given Array in the order defined by another array Medium % 0 188 Sort an Array - odd numbers appear first in ascending order followed by the even numbers in descending order. Medium % 0 189 Print All Nodes Between Two Given Levels Medium % 0 190 Find the maximum width of a binary tree Medium % 0 191 Find the number of occurrences of a number in a given sorted array. Medium % 0 192 Find the first repeated element in an array by its index Medium % 0 193 Determine whether given binary tree is binary search tree(BST) or not Medium % 1 194 Given two binary trees, check if one binary tree is a subtree of another Medium % 0 195 Print a path from Root to Node in Binary Tree Medium % 0 196 Inorder Successor in Binary Tree Medium % 0 197 Sorted Array to Binary Search Tree of Minimal Height Medium % 1 198 Level Order Traversal, Print each level in separate line. Medium % 0 199 Find whether a Given Binary Tree is Balanced? Medium % 0 200 Get the Height of a Node in a Binary Tree Medium % 0 201 Add two numbers represented by a linked list, Numbers are Stored in FORWARD order Medium % 0 202 Add two numbers represented by a linked list, Numbers are Stored in REVERSE order Medium % 0 203 Reverse the binary representation of a number. Medium % 1 204 Reverse a Linked List - Part 2 Medium % 0 205 Swap Every Kth Node in a LinkedList Medium % 0 206 Replace all spaces in a String with '%20' Medium % 0 207 Find Intersection Point in Two Linked List Medium % 0 208 Find the Loop in a Linked list, find its length and Break the Loop Medium % 0 209 Count All Paths from Top left to bottom right in Two Dimensional Array including Diagonal Paths Medium % 1 210 Print All Paths from Top left to bottom right in Two Dimensional Array Medium % 0 Lowest Common Ancestor in a Binary Search Tree. Given a binary tree, find out the maximum sum of value from root to each leaf. Reverse Alternate levels of a given Binary Tree. Given a Sorted Singly Linked List Array, Convert it into a Balanced Binary search Tree. Convert a Sorted Doubly Linked List to Balanced BST. Given a binary tree, Find the Maximum Path Sum between Any Two Leaves Print Left View of a given binary tree Print Right View of a given binary tree In a Binary Tree, Check if Two nodes has the same parent or are siblings In a Binary Tree, Check if two nodes are Cousins Print Paths from root to all leaf nodes in a binary tree. Sort an Given Array in the order defined by another array Sort an Array - odd numbers appear first in ascending order followed by the even numbers in descending order. Print All Nodes Between Two Given Levels Find the maximum width of a binary tree Find the number of occurrences of a number in a given sorted array. Find the first repeated element in an array by its index Determine whether given binary tree is binary search tree(BST) or not Given two binary trees, check if one binary tree is a subtree of another Print a path from Root to Node in Binary Tree Inorder Successor in Binary Tree Sorted Array to Binary Search Tree of Minimal Height Level Order Traversal, Print each level in separate line. Find whether a Given Binary Tree is Balanced? Get the Height of a Node in a Binary Tree Add two numbers represented by a linked list, Numbers are Stored in FORWARD order Add two numbers represented by a linked list, Numbers are Stored in REVERSE order Reverse the binary representation of a number. Reverse a Linked List - Part 2 Swap Every Kth Node in a LinkedList Replace all spaces in a String with '%20' Find Intersection Point in Two Linked List Find the Loop in a Linked list, find its length and Break the Loop Count All Paths from Top left to bottom right in Two Dimensional Array including Diagonal Paths Print All Paths from Top left to bottom right in Two Dimensional Array 1 2 3 4 5 6 7
