Nishank Suresh

Practice: 

Enormous Input Test, Turbo Sort, Life, the Universe, and Everything, Permutation Cycles, Cleaning Up, Ciel and A-B Problem, Subarray Xor, Chef and Chain, Stone, Dividing Machine, Matched Brackets, Wormholes, Chef and Sign Sequences, Roads in Shinjuku , Colorful Grids, Kirito in labyrinth, Bob vs ATM, Mr Wireless, Quentin Tarantino, Tourists in Mancunia, Chef and Triangles, Hussain Set, Knight Covering, Snakes and Graph, Tree Expectancy, Broken Clock, Smart Strategy, Penalty Shoot-out, Spam Classification Using Neural Net, Chef at the Food Fair, Minion Chef and Bananas, Minimum Deletions, Binary Nim, Best Cake Ever, Sort the Leaves, Counting Pretty Numbers, No Minimum No Maximum, Chef and GCD Game , Prime divisors, Sheokand and Number, GukiZ and Candies, Niceness of the Arrays, Heap Pirates, Arranging the Inventory, Antiques, Treasure Hunt, Whirlpool, Weird Coins, Chef and Gordon Ramsay, Pen Pineapple Apple Pen, Generous Raju, Polygon Containment, Gru and his Robbery of Mars, Chef and Or, The Beginning of Everything, Joined Subarrays on Tree, Kem Party, Maximize LCM, Strip in a Tree!, Chef and Secret Recipe, Venkatesh is bored, Ladki ka chakkar Babu Bhaiya, Per Capita Income, Checkpoints, Counting Graphs, Alien Invasion , Balancing Game, Maximise Subsequence Value, Minimum Insertions, D-Dimensional MST, Adding Squares, Yet Another Crossover Episode, Scalar Product Tree, Unusual Queries, Segment Tree, Urgent Task, Speed, Frequency Array, ONE DISTINCT, TREE CONSTRUCTION, TREE COLORING, HAPPY NEW YEAR, NINJA, BITONIC SEGMENTS, GOOD PREFIXES, Hiring Workers, Empires Name, Organisation, Circle of Chaos, Carry All Fruits, Sweet couple integer, SQUARE IT IS, Binary Puzzle, Even Sequence, Batteries Needed!, Total Overlap, Easy Dissy, pattern3, Cake, Consecutive Adding, Turn It, Pizza Recipe, Dinner by Candlelight, Racing, Uniform, Lunchtime, Evil Morty, God of coins, Crazy String, EAZYE, Miser Travelling, Chef and Queries, Closest Power, Different String, Beautiful Subsequence, Chef 2 Chef, Longest Spanning Substrings, Chef and Deque, Tree Distance Sum, Yet Another Flipping Problem 2, Min-Fund Country, Yet Another Counting Problem, Break And Fix The Tree, Product Pain, Random Convex Hull, Three Bikes, Yet Another Graphic Problem, Vishesh and his Hate for Even Numbers, Bullets and Enemies, Pushpa , Hugsy and his Jumping Game, Add By Permutation, Minimum Xor On Segment, XOR, The Detective, Copy and Paste, Permutation Clear, Distinct Numbers, OR Tuples, Far Away, Suspense String, Confusing Concatenations, Weird Subarrays, Binod, Musical Rods, Existence Of X, Longest Subarray, X AND Y Tree, Prime Reversal, Frequency Array Retrieval, Sum of range distinct queries, First To Last, Candies, Maximum of GCDs, Equal Hamming Distance, K-Beautiful Subarrays, Construct String, Order by XOR, SUM OR, Twice GCD Thrice LCM, GCD Queries, Chef Odd, Maximum Sum Permutation, Clan Expansion

August Challenge 2016: 

Chef and Circle Run, Chef and Chocolate, Chef and Round Run

September Challenge 2016: 

Chef and digits of a number, Faded Palindromes, Chef and calculation

October Challenge 2016: 

Chef and Keyboard, Fenwick Iterations, Chef and Three Dogs

November Challenge 2016: 

Count Permutations, Chef and squares, Task for Alexey

December Challenge 2016: 

Train Partner, Kth Max Subarray, Our Base is Under Attack

August Cook-Off 2016: 

Tweedle-Dee and Tweedle-Dum

September Cook-Off 2016: 

Lazy Jem, The Lost Arithmetic Sequences

October Cook-Off 2016: 

Sherlock and the Ugly Flower, Watson asks Does Permutation Exist, ChefWatson uses Social Network

December Cook-Off 2016: 

Chef and Subset

August Lunchtime 2016: 

Studying Alphabet

September Lunchtime 2016: 

Chef and Inequality

October Lunchtime 2016: 

The Largest Bouquet

November Lunchtime 2016: 

Chef and his Students

December Lunchtime 2016: 

Superheroes and villains

Past ZCO Problems: 

Round Table, Video Game, SUPW, Variation, Bookshelves

August LoC Competitive Programming Marathon: 

Bob and square field, Three Chefs and a Big Number, Chef and Chess Tournaments, Moves like a jagger

CODE_WAR: 

CivilWar, FriendsChallenge

ICPC Preparatory Series by Team Forthewatch Mirror contest: 

Luther and Palindromes

January Challenge 2017: 

Capital Movement, Cats and Dogs, Reservior, Tourists in Mancunia

February Challenge 2017: 

Eugene and big number, Chef and Triangles, Chef and his Best Friend, Chef and His Apartment Dues, Most Frequent Element, Gerrymander

March Challenge 2017: 

Xenny and Alternating Tasks, Bear and Extra Number, (CH) Bear and Sorted Rows, Bandwidth of a matrix

January Lunchtime 2017: 

Nothing in Common

Past INOI Problems: 

Triathlon, Calvins Game, Wealth Disparity, Brackets

Codevaitam 3.0: 

Chef and Bakery

April Challenge 2017: 

Chef and Divisor Tree, Stable market, Dish Of Life, Bear and Row 01, Bear and Clique Distances, Similar Dishes

May Challenge 2017: 

Chef and his daily routine, Courses in an university, Median of adjacent maximum numbers

June Challenge 2017: 

Chef and Prime Queries, A Good Set, Chef and the Feast, Xenny and Coin Rankings, Triplets, Pairwise union of sets

July Challenge 2017: 

Chef and Sign Sequences, Pishty and tree, Tree Expectancy, Whats in the Name, Servers (Challenge), Calculator , IPC Trainers

August Long Challenge 2017: 

Chef and Rainbow Array, Chef And Fibonacci Array, Chef and Mover, Palindromic Game, Greedy Candidates, Strings and Graphs

September Challenge 2017: 

Sereja and Commands, Sereja and Functions (Challenge), Chef and Pick Digit, Minimum Good Permutation, Fill The Matrix, Little Chef and Sums

October Challenge 2017: 

Chef and Magic Arrays, Chef and a great voluntary Program, Chef and Cycled Cycles, Max Mex, Counter Test For CHEFSUM, A Balanced Contest, (Challenge) Connecting computers

November Challenge 2017: 

Chef and Intersection Line, Product on the segment by modulo , Chef Hates Palindromes, Chef and Subarray Queries, Chef goes Left Right Left, Periodic Palindrome Construction, Villages and Tribes

December Challenge 2017: 

Chef and Universe, Total Diamonds, Santa Delivering Problem, Chef And his Cake, Chef And Easy Xor Queries, Penalty Shoot-out, Red and blue points, Chef and Hamming Distance of arrays

May Cook-Off 2017: 

La Liga

June Cook-Off 2017: 

Ada and crayons, SnackUp

July Cook-Off 2017: 

Chang and Bitwise OR, Chang and the Perfect Function

October Cook-Off 2017: 

Chef and Counting Test, Chef and Employment Test, Chef and Weird Queries

May Lunchtime 2017: 

Prefix Inversions

June Lunchtime 2017: 

Maximum Unique Segment, Two Numbers

October Lunchtime 2017: 

Buggy Calculator, Maximum Number

November Lunchtime 2017: 

Smart Strategy

Innerve's Summer Code Challenge: 

Suhana and Matrix World, Girls and Security Patrol, Girls and Historical Similarity of Strings, Suhana and Horror House, Suhana and Equation

January Challenge 2018: 

(Challenge) Chef and Palindromes, K-Concatenation, Maximum Score, Rectangle, String Merging, Partition the numbers

February Challenge 2018: 

Broken Clock, Chef And His Characters, Chef And The Patents, Points Inside A Polygon, Car-pal Tunnel, (Challenge) Biased Committee, Permutation and Palindrome

Fool's Programming: 

Felicity, IIIT and Everything, Subtract the input, He knew infinity, The Golden Bag

Tessellathon: 

4 Cycle, Jack Jump

International Coding League (Rated): 

Matrix Game, Stingy Strings, Maze Love

C Cubed : 

Euclid in Manhattan

Codenigma: 

Sum Squares, Sport Jersey, Foolish Game, Simple Problem, Even Dillema, Modulo Pair

May Cook-off 2018 Division 2: 

Difficult Choice, Best Cake Ever, Secret Recipe

September Mega Cook-Off 2018 Division 1: 

Make a Permutation

October Mega Cook-Off 2018 Division 1: 

Binary Nim 2, Pumping Water

April Challenge 2018 Division 1: 

Chef and Array (Challenge), Cutting Plants, Weight of Numbers, Highway Crossing, Chef and Same Old Recurrence, Count Good Prefixes, Average of Pairs, Workers, Chef and Same Old Recurrence 2

May Challenge 2018 Division 2: 

S-T Mincut, Mighty Friend, Change the Signs, Minimum Deletions, Xor Again, Not a Convex Hull (Challenge), Fake Binary Search, Dibs on Fibs

July Challenge 2018 Division 1: 

Reach Equilibrium, Chef and War with Taran (Challenge), No Minimum No Maximum, Gears, No Strings Attached

September Challenge 2018 Division 1: 

Table Game, Bad Shuffle

June Lunchtime 2018 Division 1: 

Summary Power

September Lunchtime 2018 Division 1: 

Chef Restaurant

October Lunchtime 2018 Division 1: 

Coloring the Grid, Weird Question

Insomnia 2018 (Rated): 

Split Sums, Strange Swaps

LoC June 2018: 

Noob Chef And Katana

ProCon 2018 (Rated for all): 

The Great Run, Kill them with your success, Awkward Pairs

December Lunchtime 2018 Division 1: 

Choosing from Buckets, Age Calculator

Blueprint: 

Motu and Alphabets, Divisibility by Four, Same Mark Distance, Colourful Graph

Code Benders: 

Man with No Name, Mayhem Again, Stupid is as Stupid Does, The Great Lane, Teddy and his Mission

NCC2019: 

Sum Of Sub-String, Quest Of Numbers, Buzz Loves Primes!, Boring assignments, Different combinations

March Challenge 2019 Division 1: 

Chef and Soccer, Cheating on Queue, Yet Again a Subarray Problem

Codeathon: 

Another Tree Problem, ANA AND RESTURANT CUSTOMERS, Commander, All Boys are Same, Count MUJ

DUCS Coding Cup: 

Maximum Production

March Cook-Off 2019 Division 1: 

XOR N-bonacci Sequence, Markers and Caps

ICM Technex 2019: 

Vertex Permutation Revisited, Array got some moves, Bob and his strict mom

May Cook-Off 2019 Division 1: 

Misha and Nice Sets

September Challenge 2019 Division 1: 

Biladerim Icin, Fuzzy Linear Combinations, Expected GCD, Doofish Set, Chef Designed a Network

September Mega Cook-Off 2019 Division 1: 

Angry Grandfather

October Mega Cook-Off 2019 Division 1: 

Hidden Sequence, D-Or

November Lunchtime 2019 Division 1: 

Planting Trees, Washing Windows, Perfection

Turing Cup 2019 Finals (Mirror): 

Connect The Dots! - 2, Alan Challenges Christopher, The Enigma - 2, Alan Challenges Chef, Captain Marvel meets Avengers

CodeRush: 

Robin to the Rescue, Happy Birthday CodeChef

Biteration #1: 

Whirlpool, Vowels, Mathophobia, Maximize

International Coding League 2019 (Rated for Division 2): 

FlatLand

January Challenge 2020 Division 1: 

OWCA Files

April Challenge 2020 Division 1: 

Strange Number, Squared Subsequences, Perfect Power Divisors, Ready Bitwise, Factor Tree, Leaked Answers (Challenge)

March Cook-Off 2020 Division 1 : 

Mysterious Sequence, Maximize Letter Beauty, Escape the Tree

Biteration #2 (Rated for Division 2): 

A - Books, B - Candy Love, C - Chef and Maths

Exun Programming Prelims 2019 (Rated for all): 

Weird Modulo Problem , Tennis Tournament, Chipped Tree, Yet Another Partition Problem

Code_Farrago: 

HappySudokuuu, Sweet Tooth, Cryptos, Languages 101, Jump!!

Code Crusade 2.0: 

Oh My Hats, Tom and Jerry

Shaastra Programming Contest (Open Round): 

So Many Books, So Little Time, For the Benefit of All (yet another version), When History Offers a Hand, Reap What You Sow, Of What Holds the Universe, The Tree of Life and Beyond, Foundation of Certainty

Heist: 

Bank Cooperation, Ordering Cars, Villages

ENIGMA - PLINTH'20 LNMIIT (Rated for all): 

Corruption in Freedonia, Gru is Handing Out Bananas, Minion AND Range, Recruit Villagers

Fall For Code 3.0: 

Gump Loves Palindromes, Find Duplicates, Chef and his swimming, Eddy Wants Admission, Prime Lover, Minimum Path

Blueprint: 

Problems (Easy version), Problems (Hard version), World War 3, Library Problem, Simple Array, Correct Position

Honour Code: 

Pass XOR Fail, Area of Expertise

Fool's Programming: 

The Beginning of Everything, Tindor in Bitland, Et tu Brute, Closure, Eeellen Irrational, Fear thy Neighbour

CODIGO 2K20: 

Baba And His Blessings, Chef and Tiling, Weird Function, Moony and ICPC team, FrosT or DustinKiller

Code Invicta: 

Bring Positivity, Fairy Tales!!, Find the XOR, Back In 2 minutes!!, Divide them all

DSA Learning Series - Week 2: 

Rectangle

Campus Chapters Contest 1.0: 

Walter and Jesse, Corona Scare, Another game of numbers, A lot of cars, Corona in Karunanagar, Save us! , Code Koroo Naaa

CodeJunk: 

Zaikia and sticks, The king of snakes, Uttu at war with Gangwar

Coders' Legacy (Rated for all): 

Chef vs Doof, Doof on Cartesian, Doof fires Brackets, Jeremy gets a gift

Any Body Can Code: 

Password Hacking, POOL GAME, CHEF AND MATH, DO OR DIE, Palindrome Partitioning

CodeFusion 20.9: 

INCREASE YOUR SKILLS, JUST FIND IT, PATH QUERIES, NUMBER OF WAYS

Code-o-Fiesta: 

Talksy Turvy, Lets not Waste

CODEZEN 2.0: 

Alien New Challenge, Neha and Special Number, Zenny and Simple Sum, Avengers vs Thanos, Sports Championship , Spy and Palindrome

Coding for Fun: 

FRIENDS PARTY, Save Parrots, Equal Chocolates, Alphabet game, Even Odd

TECHWEED: 

Guruji ka Pyaar, BINOD

Codex 2.0: 

Best Friends, Bus Routes , House Positions, Potholes, Justice League

The Algo Way 1.0: 

The Largest Palindrome, Mia and the Breakfast Diner, Persons in Lift, Ring a Ring o Roses

LogiCode: 

MATRIXMIN, Average Median Game, THE SEIGE, FIZZA and MAGICIAN, FALLING RODS, CHEF MAKES GOOD PAIRS, MonkeyPower

iiitv.str(): 

Agents on mission, Chef and mountains, Tricky Path, Chef And Dogs, Hospital in Berland, Alien Invasion, Pizza Toppings, Factors and Function

APOC 2.0 Round 1: 

RAJANA QUIZ, ARRAY N DISTINCT ELEMENTS, HALLOWEEN EVE, CHEF N TIMINGS, HEALTHY MOMOS

Reverse Coding: 

Q1, Q2, Q3, Q4, Q5, Q6, Q7, Q8, Q10, Q11, Q12, Q13, Q14, Q15, Q17, Q18, Q19

CodeSprint: 

PRO BARGAINER, 3 Friends and GOA trip, Stock Scam, Find index number, Maximum Cost

RECode 15.0: 

Speed

Code Starter: 

Subtraction, Find the imposter, Electric Circuit, Kejriwal Odd-Even, Theatre Square

Chef Dynasty: 

Chef in Dilemma, Prolonged Perishing, Defective Item, Chef and War Tanks, City Travelling, MasterChef

Beginner Special 20: 

Maximizing Sum, Exam Time

CP in 7 days: 

Lockdown, Metrology Station, Probability , String, Cake

Code Fiesta 2.0: 

Narcissistic Check, Pizza Treat

CodeMania: 

Identify the Strain, DNA Matching, Norris and his Math Problem, Busy Mother

Code - Catalyst: 

CHEF and Family, CHEF AND SCHOOL, CHEF AND STRINGS, CHEF AND BABY, Chef and Travel , CHEF AND TOY ROOM

DeCode 2021: 

Max Window, Student Comparisons, Princess Security, Project Overflow, Limited credits, Mazes of Vindhya, Enclosed drones, Two seconds left

Code Hunt: 

Collect The Bomb, Smallest Difference, Cut the Trees, Find F, Tumanji Animals

Codelicious'21: 

Array subarrays, Count the Count

Code Benders: 

Mt Everest of the Skies, Lucky Primes, Chef And Bacteria, Chef and Special Number

Code Uncode 4.0: 

ROOM, STORAGE, Magic Wires, Defeat The Enemies, HELP CHEF

CODE-AARAMBH-2021: 

Arrangement of balls,  Relative Marking, Pawri ho rahi hei, Getting late, Supply Chain

Decathlon: 

Cesium Capsules, Particle Beam Wrist Watch, Sentient Butter Passing Robot, Evil Morty, Mr Meeseeks, Wormhole Trips

International Coding Marathon 2021 Division 1 (Unrated): 

Suffix Sort, Infinite polygons, Stack Of Rectangles, Team Divisions, Special String, Lucky Boundaries

The Algo Way 2.0: 

BOXES, UNTIL ZERO, STRING MANIPULATION

VIIT CP-DIZHARD: 

Jyothsna Spendings, Find Triangles, Division, Fill_The_Blocks, SDE intern, Counter Strike Damn Easy, Infinity Letters, CakeWalk

JUST CODE IT 4.0: 

Just Substract IT, CSK Vs RCB, Counter Of Stadium, IPL Tree, IPL Pawri

Code-MAT: 

Irreducible fraction, Scam Land, Let’s buy Laddus, Save the Graph, Save Chutki

Code Wars Round 1: 

Questival, Diagon Alley

May Challenge 2021 Division 1 (Unrated): 

Valid Paths, Tree House, An Interesting Sequence, King Killing, Xor Equality, Tic Tac Toe, Modular Equation, Golf, Solubility

CoderFest 1.O: 

Miser Travelling, Think and Compute, Strings and Queries, Positional XOR

June Challenge 2021 Division 1 (Unrated): 

Shortest Route

Code Gladiators: 

Estate In Hand, Similiar And Minimum, Jumping Robot, Alfredo And The Alluring Aliens, LA DISTANCE COMPTE, Special Quadrilateral, The Food Town

CodeChef Starters 6 Division 1 (Unrated): 

Joker and Batman, Chefs Homework Dilemma, Even tuples, Palindromic number, Three Dices, Cricket Ranking

August Challenge 2021 Division 1 (Unrated): 

Special Triplets, Array Filling, Geometry 1, Chef and Bulb Invention, Charge Scheduling, Chef and Digits of Large Numbers, Fat Hut, Problem Difficulties, Olympics Ranking

August Lunchtime 2021 Division 1: 

Bunny Hops, Just a Graph, Longest Spanning Substrings, Chef and Deque

CodeChef Starters 10 Division 1 (Unrated): 

Tree Distance Sum

SnackDown 2021 - Online Qualifiers: 

Maximum Number Of Distinct Elements

October Challenge 2021 Division 1 (Unrated): 

Yet another MEX problem, Characteristic Polynomial Verification

SnackDown 2021 - Online Round 1A: 

Yet Another Flipping Problem, Round Robin Ranks , Dance Moves, Equal Beauty, Min Max LCM

SnackDown 2021 - Online Pre-Elimination: 

Non-Decreasing Subsequence of size K, Good ranking, Product Pain, Guests like slippers

SnackDown 2021 - Online Elimination Round (Rated for all): 

Graduate Work Matters, Sorting Segments

SnackDown 2021 - Final Round: 

Ones Guessing

December Cook-Off 2021 Division 1: 

Binary String Game, Destructive Nim, RGB Construction, Break the Balance

Exun 2021-22 Division 1 (Unrated): 

Sarthak and his Magic Grid, Vedant and his Hidden Array, Aujasvit and the Circle Game, Neil and his Binary Tree, Harshikaa and the Rain, Sarthak and his Set of Primes

January Cook-Off 2022 Division 1: 

Subsegment Divisibility , Merged LIS, Boring Trip, Prime Graph, Erase All But One

CodeChef Starters 25 Division 1 (Unrated): 

Building Towers, Equal MEX, Hidden Permutation, Count Arrays, K Distinct Array

CodeChef Starters 29 Division 1 (Unrated): 

Max Heat

CodeChef Starters 30 Division 1 (Unrated): 

Maximizing LIS

CodeChef Starters 32 Division 1 (Unrated): 

Maximize the Minimum, LR Shirts, Finding Shoes, Training Plans, Flip Sorting, Avoid Alternating

Decode 2022: 

Logistics Work, Class Monitor, A Simple Problem, Inaugural Dances, Princess and Dejavu, Spoiled for Choice, Vindhya Troubles, Kalakshetra

April Long One 2022 Division 1 (Unrated): 

Yet Another Mex Problem, Dazzling AXNODR Challenge , Bullets and Enemies, Min Max Equality, Pairwise Xors

CoDeft 2.0: 

Plus Minus, Prefix GCD, Permutation

June Long One 2022 Division 1 (Unrated): 

Full Path Eraser, Expected move, Reduce to zero, Add By Permutation, Divisible by i , Possible GCD

June Lunchtime 2022 Division 1 (Rated): 

The Lost Array, Max Shift After XOR, XOR Times 2 Is Sum, Minimum Xor On Segment

Codeft 3.0: 

ZERO TREE, DISTINCT ARRAY, SUM OF PRODUCTS, MAXIMISING SUM, GCD ON SUBARRAYS

Code Uncode 6.0: 

Planet Limit Exceeded, Tree Limit Exceeded, Daffodils, Fastest Way To Murph, Alice and Bob Cheat, Jaadu and Bournvita

Learn C++: 

Introduction

Problems Authored (47)

Problems Tested (9)

Editorials Contributed (12)