InterviewBit Problems


Valid BST from Preorder : Unsolved Valid Email Address : Solved Minimum Difference Subsets! : Unsolved Height of every node in a tree : Unsolved Sort stack using another stack : Unsolved Max Product Subarray : Solved Task Scheduler : Solved Find the Defective Ball II : Solved Subarrays Xor less Than B : Unsolved Itertools: Terminating Iterators : Unsolved Flip : Solved Remove Half Nodes : Solved Count Element Occurence : Unsolved Vowels : Unsolved Design Messenger : Solved Clone a linked list : Unsolved Count Complete Tree Nodes : Solved Gates of Heaven : Unsolved Numbers with most occurences : Unsolved Search for a Range : Unsolved TEMPLATES : Unsolved Sum binary tree or not : Unsolved KEEP SWAPPING : Unsolved Equal Array : Unsolved Good Ranges : Solved Distribute candies : Unsolved Starting indices of the substrings in s : Unsolved Math methods in JS : Solved Subarrays with B Different Integers : Unsolved QUIRKS MODE : Solved OSI Model-3 : Unsolved Count Good Subsequences : Unsolved Special Integer : Solved Count Total Set Bits : Unsolved Common Nodes in Two Binary Search Trees : Solved Valid phone number : Solved Height of every node in a tree : Solved Subarrays Xor less Than B : Solved Daughters' Ages : Solved Clear the Array : Solved KEEP SWAPPING : Solved Largest Continuous Sequence Zero Sum : Unsolved ARRAY_2D : Solved Word Search Board : Unsolved Valid Email Address : Unsolved WiFi Routers : Unsolved Number of sextuplets (or six values) th : Unsolved Unique Binary Search Trees : Unsolved The Sequence game : Unsolved WiFi Routers : Solved Count Delete : Unsolved Distance between Nodes of BST : Solved LOOP_CMPL2 : Solved 0/1 String : Solved Number of Hosts per Subnet : Unsolved Distribute candies : Solved Next Greater Circular Array! : Unsolved Power of 2 : Unsolved REC_CMPL1 : Unsolved Shortest Distance in a graph with two d : Solved Spider's Web : Unsolved Sorted Array To Balanced BST : Solved Profit Maximisation : Solved Super Array : Solved Minimum Number of Refueling Stops : Unsolved Prime Numbers : Solved maximum sum of array with no repeating : Unsolved Palindromic Substrings Count : Unsolved Micro and Lucky Tree : Unsolved Sort stack using another stack : Solved Profit Maximisation : Unsolved Highest Product : Unsolved Clone a linked list : Solved Subset Sum Problem! : Unsolved NESTED_CMPL : Solved Count Good Subsequences : Solved Kth Smallest Element in the Array : Solved Switch in C# : Solved Numbers with most occurences : Solved Puts for Print : Unsolved TEMPLATES : Solved Transpose File : Solved Size three subsequences divisible by B : Unsolved Spinning Disc's Direction : Unsolved Subarrays with B Different Integers : Solved Treasure Hunt : Unsolved EDIBLE STRINGS : Unsolved Next Greater Circular Array! : Solved Job Sequencing : Solved Another Coin Problem : Solved Number of Hosts per Subnet : Solved Math methods in JS : Unsolved Regular Expression II : Solved Thread : Solved QUIRKS MODE : Unsolved Convert an arbitrary Binary Tree to a t : Solved maximum sum of array with no repeating : Solved Dungeon Princess : Solved Count Delete : Solved Reorder List : Solved Find Rectangle in binary matrix : Unsolved Chocolate Distribution : Unsolved Valid Binary Search Tree : Unsolved NESTED_CMPL2 : Solved Maximum Depth : Unsolved Equilateral Triangles using Toothpicks : Solved Distinct Primes : Solved Next Permutation : Solved Max Sum Contiguous Subarray : Unsolved Micro and Lucky Tree : Solved Going back to OS : Solved Good Subarrays : Unsolved Jackpot queries : Solved Genie and Hats : Solved Maximum difference between two elements : Unsolved JavaScript Strings : Solved Arrange Cubes : Solved Color of the last ball II : Unsolved World Trips : Solved GCD_CMPL : Solved Jelly Beans Jars : Solved Arithmetic operators on Numbers : Solved Water Flow : Unsolved Activity Selection : Unsolved Hotel Reviews : Solved Check Palindrome! : Solved Cats and a Square : Solved Thread : Unsolved Maximum Depth : Solved Transpose File : Unsolved Measure Time by Hourglass : Solved Add Two Numbers as Lists : Unsolved Equal Array : Solved Gray Code : Unsolved MultiDimensional Arrays : Unsolved Implement StrStr : Unsolved EDIBLE STRINGS : Solved Make a Statement : Solved Activity Selection : Solved Root to Leaf Paths With Sum : Unsolved Max Min : Solved Two Numbers : Solved Find Permutation : Unsolved LONGEST COMMON SUBSTRING : Unsolved Good Processor : Unsolved CHOOSE3 : Solved Flip Counter : Solved Minimum Number of Refueling Stops : Solved Good Subarrays : Solved RECTANGLE SUM : Unsolved Number of sextuplets (or six values) th : Solved Populate Next Right Pointers Tree : Unsolved Container With Most Water : Unsolved CHOOSE4 : Unsolved Sum binary tree or not : Solved Helium Balloon : Solved Diagonal Traversal : Solved Sort List : Solved Helium Balloon : Unsolved Min Elevator Trips : Unsolved Train Station : Solved Maximize the Matrix : Unsolved Quarters on a Table : Solved Divisor Sequences : Solved Divide Gold Bar : Unsolved Movie Character : Unsolved Validating Email Address using Filter : Solved Next Number : Solved Merge Two Sorted Lists II : Solved Maximum difference between two elements : Solved Gates of Heaven : Solved Coins in a Line : Solved Ways to make array non decreasing : Unsolved Cross the Bridge II : Solved Measure Milk by Cans : Solved Binary Tree Paths : Unsolved Redundant Braces : Unsolved Measure Time by Burning Ropes : Unsolved JavaScript Strings : Unsolved Rook Movement : Unsolved Convert to Palindrome : Solved Blindfolded Coin Toss : Unsolved Paint House! : Solved Functions - Basic : Unsolved World Trips : Unsolved 4 Sum : Solved Interleaving Strings : Unsolved Six Colored Cubes : Unsolved Last Palindromic Date : Solved Smallest sequence with given Primes : Solved Binary Tree Paths : Solved Roads and Libraries : Unsolved Cats and a Square : Unsolved RECTANGLE SUM : Solved Large Factorial : Solved Anagrams : Unsolved Longest path in a subtree : Unsolved Queen Attack : Solved Bee Travel : Unsolved LONGEST COMMON SUBSTRING : Solved Subsets II : Unsolved Loops : Solved Arithmetic operators on Strings : Solved REC_CMPL1 : Solved Find the Defective Ball II : Unsolved K Largest Elements : Solved One Mile on the Globe : Solved Palindromic Substrings Count : Solved Clone Graph : Solved Evaluate Expression To True : Unsolved Remove Duplicate Letters : Solved Balanced Binary Tree : Solved OSI Model-1 : Solved EZPZ : Solved Deterministic Finite Automaton : Unsolved Deterministic Finite Automaton : Solved Color of the last ball : Unsolved Rain Water Trapped : Unsolved Byes : Unsolved Minimum Characters required to make a S : Solved Regex in JS : Solved Distinct Initial Matrices : Solved Rook Movement : Solved Minimum cost to connect cities : Unsolved Switch in C# : Unsolved Snake Ladder Problem! : Solved Max edge queries! : Solved Cross the Bridge II : Unsolved Ants on a Triangle : Unsolved BALLS IN BOXES : Solved Scores : Solved Matrix Median : Unsolved Chocolate Distribution : Solved Reverse Alternate K Nodes : Unsolved Design Messenger : Unsolved Celebrity Problem : Solved Last Palindromic Date : Unsolved DEVICE CROSSOVER : Solved Spiral Order Matrix I : Solved Priority Queue in C# : Unsolved Remove Invalid Parentheses : Unsolved Burst Balloons : Unsolved Ways to make array non decreasing : Solved Minimum cost to connect cities : Solved Palindrome Partitioning II : Unsolved Increasing SubArrays : Solved Dinner Hand Shakes : Solved City Tour : Solved Remove Invalid Parentheses : Solved Max Sum Path in Binary Tree : Unsolved Smallest Multiple With 0 and 1 : Unsolved Path with good nodes! : Unsolved Divide Gold Bar : Solved Burst Balloons : Solved Distinct Initial Matrices : Unsolved Shortest Path in Simple Graph : Unsolved Longest path in a subtree : Solved First Repeating element : Solved Conditional or Ternary Expression : Unsolved Shortest common superstring : Unsolved Vowel and Consonant Substrings! : Unsolved Transform CSV : Solved Boundary Traversal Of Binary Tree : Solved Increasing SubArrays : Unsolved Get Mode Array Updates : Unsolved PRODDISC : Unsolved Min Jumps : Unsolved Min Jumps : Solved Flip : Unsolved Reverse pairs : Unsolved Byes : Solved If-Else in C# : Unsolved Grep : Solved NEIGH : Unsolved Largest BST Subtree : Unsolved Genie and Hats : Unsolved Knight On Chess Board : Solved Power of 3 : Unsolved Max Chunks To Make Sorted : Solved Pairs With Given Xor : Solved Copy List : Unsolved Sum of pairwise Hamming Distance : Unsolved Gcd Ordering : Unsolved The Ghost Type : Unsolved MultiDimensional Arrays in C# : Solved Build Identical Trees : Solved Prisoners and Poison : Solved Tree coloring with three colors : Unsolved AMORTIZED1 : Unsolved Decode String : Unsolved Yet another string operation problem : Unsolved Treasure Hunt : Solved Transform CSV : Unsolved IIFE : Solved Input and Output : Solved Equal Tree Partition : Unsolved Palindrome Pairs : Unsolved Evaluate Expression : Solved PRODDISC : Solved Ways to Decode : Solved Maximum Sum Triplet : Solved Add One To Number : Unsolved Ten Black and White Socks : Unsolved The Ghost Type : Solved Decode String : Solved Node distance C in binary tree : Unsolved Loops : Unsolved Pattern Printing -2 : Unsolved ITS TIME FOR SOME DBMS : Unsolved Maximum level sum : Solved Stdin and Stdout : Solved Power of 3 : Solved Input and Output : Unsolved Maximize the Matrix : Solved Next Number II : Solved Two out of Three : Unsolved Maximum Absolute Difference : Solved Modular Expression : Solved Shortest Distance in a Maze : Unsolved Deque : Solved Shortest Distance in a Maze : Solved Highly Consistent Database : Solved Marbles in Jar : Unsolved Ugly Pairs : Unsolved One Mile on the Globe : Unsolved Tree coloring with three colors : Solved Search in a row wise and column wise so : Unsolved Longest Subarray Difference : Solved Sub-matrix Sum Queries : Unsolved Node distance C in binary tree : Solved Combine Maximum : Solved Longest Common Prefix : Unsolved Design URL Shortener Symmetric Binary Tree : Solved Are they same - I : Solved Deepu and girlfriend : Unsolved Quarters on a Table : Unsolved Ways to color a 3xN Board : Unsolved Variables and Types in C# : Unsolved MultiDimensional Arrays in C# : Unsolved FRUIT PACKETS : Unsolved Matrix Permutation : Unsolved KEEP SWAPPING 2 : Unsolved Bus and Passenger : Unsolved Ugly Pairs : Solved Pattern Printing -2 : Solved Buffered Reader : Solved Cut the rod : Unsolved Regular Expression Match : Solved Balanced Parantheses! : Solved Shortest Distance from All Buildings : Unsolved Minimum Cost to Hire K Workers : Unsolved Datatypes : Solved Single Element in a Sorted Array : Solved Sub-matrix Sum Queries : Solved K DISTANCE : Unsolved Right view of Binary tree : Solved Solve sub-sequences and return OR : Solved Bus and Passenger : Solved Marbles in Jar : Solved CHOOSE1 : Unsolved Time Based Key-Value Store : Unsolved Stdin and Stdout : Unsolved Design Linked list : Unsolved Bee Travel : Solved Grep Log : Solved ARRAY_BUG : Solved NEIGH : Solved Celebrity Problem : Unsolved Substring Concatenation : Solved Palindrome Pairs : Solved Next Number II : Unsolved Highly Consistent Database : Unsolved BST Iterator : Solved Deque : Unsolved Pattern Printing -1 : Unsolved Identical Binary Trees : Unsolved Shortest Distance from All Buildings : Solved EZPZ : Unsolved NQueens : Unsolved Sort List : Unsolved Fastest Horses : Solved Greatest Common Divisor : Unsolved Validating Roman Numerals : Solved Rearrange Array : Solved Sorted Permutation Rank : Unsolved Min Steps in Infinite Grid : Solved Count of rectangles with area less than : Solved Min Depth of Binary Tree : Solved MIN MAX RIDDLE : Unsolved Kingdom War : Unsolved Add Binary Strings : Solved Variables and Types : Unsolved Unique Binary Search Trees II : Unsolved Dinner Hand Shakes : Unsolved Majority Element : Unsolved Sum of all Submatrices : Unsolved Left view of binary tree : Unsolved ADD OR NOT : Unsolved Length of longest consecutive ones : Solved Word Break : Unsolved Remove Duplicates from Sorted List : Solved Grep Log : Unsolved Deepu and girlfriend : Solved Pattern Printing -1 : Solved Sum of all Submatrices : Solved Find subsequence : Unsolved Jump Statements : Unsolved Preorder Traversal : Unsolved Consecutive Numbers Sum : Solved WINNER NAME : Unsolved Shortest Path in Simple Graph : Solved Tenth Line : Unsolved ADD OR NOT : Solved Longest Palindromic Subsequence : Unsolved Lines in a given range : Solved Pairs With Given Xor : Unsolved Yet another string operation problem : Solved BALLS IN BOXES : Unsolved Divisibility by 8 : Unsolved Good Processor : Solved Balance Array : Unsolved Count Right Triangles : Unsolved Sort array with squares! : Unsolved Design Twitter Design Cache : Solved Longest Increasing Subsequence : Solved Fake Note : Unsolved Symmetric Binary Tree : Unsolved Divide the Cake : Unsolved Smallest Subarray : Unsolved Trailing Zeroes : Unsolved Merge Intervals : Unsolved Consecutive Number Sum : Solved Measure Time by Hourglass : Unsolved LOOP_CMPL2 : Unsolved Conditions and If-Else : Solved CHOOSE1 : Solved Cousins in Binary Tree : Unsolved Divide the Cake : Solved Stringoholics : Solved Accessibility : Solved Eggs and Building : Unsolved 2 Sum : Solved Maximum Unsorted Subarray : Solved Sum of minimum and maximum elements of : Unsolved MIN MAX RIDDLE : Solved 132 Pattern : Unsolved Path in Directed Graph : Unsolved Swap List Nodes in pairs : Unsolved Divisibility by 8 : Solved IIFE : Unsolved Compute nCr % m : Unsolved Diffk II : Unsolved Find Fibonacci : Unsolved WINNER NAME : Solved Justified Text : Unsolved Design Cache : Unsolved Rearrange the array : Unsolved Max Chunks To Make Sorted II : Unsolved Simple Queries : Unsolved LEFTOVER : Unsolved LEFTOVER : Solved Set Matrix Zeros : Solved Find the Defective Ball : Unsolved Accessibility : Unsolved Stairs : Solved Sum of divisor of N factorial : Unsolved Swap List Nodes in pairs : Solved Operators : Solved Vertical Order traversal of Binary Tree : Solved Burn a Tree : Unsolved Try some SQL : Unsolved Sliding Window Maximum : Solved Sharding a Database : Solved All Unique Permutations : Unsolved Intersecting Chords in a Circle : Unsolved Conditions and If-Else : Unsolved Intersection Of Sorted Arrays : Solved Compute nCr % m : Solved Coin Sum Infinite : Unsolved BST nodes in a range : Unsolved Validating Phone Numbers : Solved N digit numbers with digit sum S : Solved Subarray Sum Equals K : Unsolved Order them : Unsolved Count the primes : Unsolved Parity Queries : Unsolved Count Right Triangles : Solved GCD_CMPL : Unsolved MinimiZe : Solved Max Distance : Unsolved Letter Phone : Solved ZigZag Level Order Traversal BT : Solved First non-repeating character in a stre : Unsolved ITS TIME FOR SOME DBMS : Solved 132 Pattern : Solved Mod Sum : Unsolved Rearrange the array : Solved Reverse Bits : Solved Best Time to Buy and Sell Stock with Co : Unsolved Binary Representation : Unsolved Binary Representation : Solved Maximum array sum after B negations : Unsolved Regex in JS : Unsolved 3 Length Paths : Solved Remove the Substring : Unsolved Longest Subarray Difference : Unsolved Patch the tire : Solved Design Search Typeahead Sharding a Database : Unsolved ODD SUM : Unsolved NESTED_CMPL3 : Unsolved Seats : Solved Kth Permutation Sequence : Solved Minimum Paratheses! : Unsolved Actors and their Movies : Solved 100 People in a Circle : Solved Ways to form Max Heap : Solved Order them : Solved Try some SQL : Solved Similar Pairs : Unsolved MODIFIED SEARCH : Unsolved Check two bracket expressions : Solved K DISTANCE : Solved Sort by Frequency : Unsolved Maximum array sum after B negations : Solved Minimum Paratheses! : Solved Atoi : Unsolved Ratio of Boys and Girls : Solved Sum of divisor of N factorial : Solved ODD SUM : Solved REC_CMPL2 : Unsolved Something on IP's : Unsolved Best Time to Buy and Sell Stock with Co : Solved Parity Queries : Solved Subarray Sum Equals K : Solved Convert Sorted List to Binary Search Tr : Solved Design URL Shortener : Solved Min Jumps Array : Solved Compute nCr % p : Unsolved Find the Defective Ball : Solved JAVASCRIPT TAG : Solved JAVASCRIPT TAG : Unsolved MAXSPPROD : Solved Wave Array : Solved Minimum operations of given type to mak : Unsolved Mod Sum : Solved MinimiZe : Unsolved Level Order : Unsolved SUBTRACT : Unsolved The Sequence game : Solved Finding Position : Solved The Tribe : Unsolved Ratio of Boys and Girls : Unsolved CHOOSE2 : Solved Design URL Shortener : Unsolved Steps to get out of complete binary tre : Unsolved Maximum Rectangle : Unsolved Find duplicate rows in a binary matrix : Solved Prime Subarrays : Unsolved Prime Subarrays : Solved Compute nCr % p : Solved Find subsequence : Solved Sort by Color : Solved Difference between odd and even level : Unsolved GREEDY PICK : Unsolved Bitwise AND Sum : Unsolved N/3 Repeat Number : Solved Number of 1 Bits : Solved 3 Length Paths : Unsolved Breaking Chocolate Bars : Solved Six Colored Cubes : Solved Convert the amount in number to words : Solved Recover Binary Search Tree : Solved Nearest Smaller Element : Solved Array and Prime Divisors : Unsolved Color of the last ball : Solved MODIFIED SEARCH : Solved Hotel Reviews : Unsolved REMOVE DUPLICATES : Unsolved Classes : Solved Grep : Unsolved Smallest Subarray : Solved Loops- Java : Solved Best Time to Buy and Sell Stock with Tr : Unsolved Rotated Arrays : Unsolved Water Flow : Solved Valid Sudoku : Unsolved Light Switches in the Cellar : Unsolved Starting indices of the substrings in s : Solved Into Blocks : Unsolved Balanced Brackets Queries : Unsolved Max Chunks To Make Sorted II : Solved Array and Prime Divisors : Solved Longest Subarray Length : Unsolved Maximum Rectangle : Solved Random Attendance : Unsolved Single Number II : Solved Into Blocks : Solved GREEDY PICK : Solved Insertion Sort List : Unsolved Another chocolate game : Solved REMOVE DUPLICATES : Solved Type Conversion in C# : Unsolved Jump Game Array : Solved WHILE_CMPL : Unsolved Common Nodes in Two Binary Search Trees : Unsolved Coin Sum Infinite : Solved Build Identical Trees : Unsolved Distinct Numbers in Window : Unsolved Tiling With Dominoes : Solved Remove K Digits : Unsolved Bitwise AND Sum : Solved Longest Common Prefix II : Solved List Cycle : Solved Something on IP's : Solved Difference between odd and even level : Solved Convert Integer To Roman Number : Solved Number of Squareful Arrays : Solved Jelly Beans Jars : Unsolved Reverse Linked List : Solved Convert the amount in number to words : Unsolved Matrix Permutation : Solved Fraction : Solved 2-Sum Binary Tree : Solved Best Time to Buy and Sell Stock with Tr : Solved TOP VIEW : Solved Next Smallest Palindrome! : Solved Loops- Java : Unsolved Remove K Digits : Solved Valid Path : Solved Random Attendance : Solved Maximum Frequency stack : Unsolved Balanced Brackets Queries : Solved Diameter of Binary Tree : Unsolved Fake Note : Solved Maximum Longest Common Subsequence : Unsolved Maximum Longest Common Subsequence : Solved Vowels : Solved Get Mode Array Updates : Solved Longest Common Prefix II : Unsolved Minimum Characters required to make a S : Unsolved Anagram Substring Search : Unsolved Variables and Types in C# : Solved Min Jumps Array : Unsolved Maximum Sum Square SubMatrix : Solved Rotated Arrays : Solved Commutable Islands : Solved Coins in a Line : Unsolved Functions - Basic : Solved K-th character of decrypted string : Solved Add Binary Strings : Unsolved Longest Increasing Subsequence : Unsolved Spinning Disc's Direction : Solved Measure Time by Burning Ropes : Solved Swap Forward And Backward Slash : Unsolved Largest area of rectangle with permutat : Unsolved Heater and Houses : Unsolved Merge Two BSTs : Unsolved Wizards and Drawves : Solved First Scheduler : Unsolved Arrays in JS : Unsolved Diameter of Binary Tree : Solved Sorted Insert Position : Solved B XOR : Unsolved Substring Concatenation : Unsolved Grid Unique Paths : Unsolved Anagram Substring Search : Solved Remove Punctuations : Unsolved Sort an array according to the order de : Unsolved Single Dimensional Arrays in C# : Unsolved Repeat and Missing Number Array : Solved ARRAY_BUG : Unsolved Count of pairs with the given sum II : Unsolved Equal : Solved LRU Cache : Unsolved Valid Ip Addresses : Solved Pascal Triangle : Unsolved Delete Edge! : Unsolved Spider's Web : Solved Methods - Java : Solved Largest Number : Solved Maximum coin in a tree : Unsolved Make a Statement : Unsolved Sort by Frequency : Solved Maximum Frequency stack : Solved Count the primes : Solved 100 People in a Circle : Unsolved B XOR : Solved Diffk II : Solved Count of pairs with the given sum II : Solved Scores : Unsolved Single Element in a Sorted Array : Unsolved Ways to Decode : Unsolved Reduce the string : Unsolved The square game : Unsolved Sort an array according to the order de : Solved Merge Two BSTs : Solved Aggressive cows : Solved ARRAY_IMPL1 : Solved Grid Paths : Unsolved Minimum Swaps 2 : Solved Reverse pairs : Solved Three Numbers : Solved Word Ladder II : Unsolved Merge elements : Unsolved Subarray with equal occurences! : Unsolved First Scheduler : Solved Find duplicate rows in a binary matrix : Unsolved Heater and Houses : Solved Train Station : Unsolved Longest Palindromic Subsequence : Solved Allied Nations' Tour : Unsolved Lines in a given range : Unsolved The square game : Solved Basic Array Methods : Solved SUMMATION : Unsolved Ways to color a 3xN Board : Solved SUMMATION : Solved NQueens : Solved Design Search Typeahead : Solved Box Stacking Problem : Unsolved Methods - Java : Unsolved Maximum Product Increasing Subsequence : Unsolved Count Permutations of BST : Solved Substring Game : Unsolved Shortest Unique Prefix : Unsolved Next Pointer Binary Tree : Unsolved Validating Email Address using Filter : Unsolved Check divisibility by 7 : Unsolved REVERSE OR NOT : Unsolved Smallest Good Base : Unsolved Pick from both sides! : Solved Insertion Sort List : Solved Basic Array Methods : Unsolved Delete and Conquer : Unsolved Maximum Consecutive Gap : Solved Maximum coin in a tree : Solved Check divisibility by 7 : Solved Too Odd to be a Palindrome : Unsolved LOOP_CMPL : Unsolved Longest Subarray Sum B : Unsolved In an array : Unsolved Task Scheduler : Unsolved Allied Nations' Tour : Solved Request X Chocolates : Unsolved Design Search Typeahead : Unsolved Median of stream of running integers : Solved Type Conversion in C# : Solved Balance Array : Solved Duplicates in binary tree : Solved Queries On A Tree : Unsolved Remove Punctuations : Solved Count of paths in a grid : Solved Boundary Traversal Of Binary Tree : Unsolved Leaf nodes from Preorder of a Binary Se : Solved Word Ladder II : Solved Count Total Set Bits : Solved LCA of array : Unsolved Too Odd to be a Palindrome : Solved Tiling Problem : Unsolved Array 3 Pointers : Solved Delete and Conquer : Solved Paint House! : Unsolved Step by Step : Unsolved Travelling Saleman Problem : Solved Counting Special Numbers! : Unsolved Bob and Queries : Unsolved REVERSE OR NOT : Solved Greatest Common Divisor : Solved Number Of Open Doors : Solved Smallest Good Base : Solved Falling Squares : Solved Rain Water Trapped : Solved 3 Numbers : Unsolved Function : Unsolved Smallest XOR Queries : Unsolved Maximum Size Square Sub-matrix : Solved Gas Station : Solved Queries On A Tree : Solved Design Twitter : Solved Bribing was never Easy! : Unsolved Required Substrings : Unsolved Reverse Level Order : Solved Points on the Straight Line : Solved Unique Binary Search Trees : Solved Range Shopping : Unsolved Daughters' Ages : Unsolved Largest Permutation : Unsolved Colorful Number : Solved Maximal String : Unsolved Number of 1 Bits : Unsolved Reduce the string : Solved Substring Game : Solved Design Twitter : Unsolved Type Conversion : Unsolved Intersection of Two Lines : Unsolved Merge Two Sorted Lists : Unsolved Find sub-array with the given sum : Unsolved TOP VIEW : Unsolved Two teams? : Solved Next Similar Number : Unsolved Maximum Product Increasing Subsequence : Solved Bob and Queries : Solved 3 Numbers : Solved Sum of adjacent elements is always even : Unsolved Bribing was never Easy! 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About the InterviewBit Problems category [InterviewBit Problems] (2)
Point distribution is so skewed [Best Time to Buy and Sell Stocks I : Unsolved] (2)
What is wrong with this code , garbage value is there [0-1 Knapsack : Unsolved] (2)
I bet ! it's the easiest solution... have a look! [Longest Arithmetic Progression : Solved] (2)
Wrong solution also passing. Add this testcase [Longest Arithmetic Progression : Solved] (1)
Easy Peasy c++ code with REGEX [Valid Ip Addresses : Unsolved] (1)
Best possible solution in the world [Useful Extra Edges : Solved] (9)
Colorful Number - InterviewBit [InterviewBit Problems] (1)
Error on submit, not during test [Largest Number : Unsolved] (1)
It says wrong answer and giving wrong output when I am pressing the test button but when I am putting the same input as custom test case it is giving the right output.Any idea why this is happening and how to resolve it? [Ways to Decode : Unsolved] (2)
Simple python 3 solution using comments [Sort Binary Linked List : Solved] (2)
Question is incomplete. Taking the original question it is NP [InterviewBit Problems] (1)
Using prefix sum and 3-d DP [Coins in a Line : Unsolved] (1)
The Actual question should be No. of doors open at the last [Monkeys and Doors : Unsolved] (2)
A typo in question [Remove Consecutive Characters : Unsolved] (3)
O(n) Solution using erase function [Remove Consecutive Characters : Solved] (3)
Map not working [Remove Duplicates from Sorted Array : Unsolved] (1)
The python 3 compiler is broken [Populate Next Right Pointers Tree : Unsolved] (2)
C++ || O(n) + O(1) solution [InterviewBit Problems] (1)
Easy inplace c++ solution using recursion [Convert Sorted List to Binary Search Tr : Solved] (1)
C++ || Inorder Traversal || O(n) Time + O(n) recursion stack space [InterviewBit Problems] (1)
6 and 9 can be formed with same number; just by flipping [InterviewBit Problems] (1)
Just as simple as it can that can be understood by any one [Flip Array : Solved] (3)
Easy C++ solution using Binary Search Twice [Matrix Median : Unsolved] (1)
Simple variation of partition problem [Flip Array : Solved] (2)
Very easy C++ solution using greedy [Sum Of Fibonacci Numbers : Unsolved] (1)
What is wrong with my code? t is testcases [Exceptions Handling : Unsolved] (2)
What goes into *len2 in c? [Pascal Triangle : Unsolved] (3)
Ambiguous nature of question [World Trips : Unsolved] (1)
JAVA O((n-B)* B) being accepted. needs better test cases [InterviewBit Problems] (1)