Level1

Contents

# Sr

Table Of Contents

01

RecursionAndBacktracking

02

03

04

05

06

07

Binary Search Tree

08

09

10

11

Time Complexity

RecursionAndBacktracking PDF

Problem

Java Solution

todo

Print Decreasing Easy

- [x] completed?
- [ ] todo

Print Increasing Easy

Solution

- [ ] todo

Print Increasing Decreasing Easy

- [] todo

- [] todo

Power-linear Easy

- [] todo

Power-logarithmic Easy

- [] todo

Print Zigzag Easy

- [] todo

- [] todo

Problem

Java Solution

Display Array Easy

Display Array In Reverse Easy

Max Of An Array Easy

First Index Easy

Last Index Easy

All Indices Of Array

Problem

Java Solution

Get Subsequence Easy

Get Stair Paths Easy

Get Maze Paths Easy

Get Maze Path With Jumps

Problem

Java Solution

Print Subsequence Easy

Print Stair Paths Easy

Print Maze Paths Easy

Print Maze Paths With Jumps Easy

Print Permutations Easy

Print Encodings

Problem

Java Solution

Flood Fill Easy

Target Sum Subsets Easy

N Queens(subset approach)

N Queens(level option approach)

Knights Tour Easy

Stacks PDF

Queues PDF

Problem

Java Solution

Queue to Stack Adapter- push efficient

Queue to Stack Adapter- pop efficient

Stack to Queue Adapter-Add efficient

Stack to Queue Adapter-Remove efficient

Two Stacks in an Array

Linked List PDF PDF2

Problem

Java Solution

Fold A Linked List

Add Two Linked Lists

Intersection Point Of Linked Lists

Copy Linkedlist With Random Pointers

Generic Tree PDF PDF2

Problem

Java Solution

Articles

Generic Trees - Introduction And Data Members

Generic Tree - Constructor

Display A Generic Tree

Size Of Generic Tree

Maximum In A Generic Tree

Height Of A Generic Tree

Problem

Java Solution

Articles

Generic Tree - Traversals (pre-order, Post-order)

Level-order Of Generic Tree

Levelorder Linewise (generic Tree)

Levelorder Linewise Zig Zag

Level Order Traversals - More Approaches

Problem

Java Solution

Articles

Mirror A Generic Tree

Remove Leaves In Generic Tree

Linearize A Generic Tree

Linearize A Generic Tree - Efficient Approach

Problem

Java Solution

Articles

Find element In Generic Tree

Node To Root Path In Generic Tree

Lowest Common Ancestor (generic Tree)

Distance Between Two Nodes In A Generic Tree

Problem

Java Solution

Articles

Are Trees Similar In Shape

Are Trees Mirror In Shape

Is Generic Tree Symmetric

Binary Tree PDF PDF2

Problem

Java Solution

Articles

Find And Nodetorootpath In Binary Tree

Print K Levels Down

Print Nodes K Distance Away

Path To Leaf From Root In Range

Problem

Java Solution

Articles

Transform To Left-cloned Tree

Transform To Normal From Left-cloned Tree

Print Single Child Nodes

Remove Leaves In Binary Tree

Diameter Of A Binary Tree

Tilt Of Binary Tree

Problem

Java Solution

Articles

Is A Binary Search Tree

Is Balanced Tree

Largest Bst Subtree

Binary Search Tree PDF PDF2

Hash & Heap PDF PDF2

Graph PDF PDF2

DP PDF PDF2

TimeComplexity PDF PDF2

Last updated 3 years ago