Pankaj Chopra
- pankaj_chopra
India- Professional
- Daffodil Software Ltd.
- No Active Plan. View Details
Submissions Heat Map
Learning Paths (5)
Practice Paths (1)
Contests (155)
May Challenge 2016
Chef and Balls, Laddu
June Challenge 2016
Chef And Binary Operation, Chef and Coins Game, Devu and an Array
July Challenge 2016
Andrash and Stipendium, Chefland and Electricity
August Challenge 2016
Chef and Chocolate
September Challenge 2016
Chef and digits of a number, Faded Palindromes, Chef and calculation
October Challenge 2016
Chef and Keyboard, Chef and Three Dogs
May Cook-Off 2016
Phantasialand
June Cook-Off 2016
Sticks
September Cook-Off 2016
Lazy Jem
June Lunchtime 2016
Collisions, One more weird game
January Challenge 2017
Capital Movement, Cats and Dogs, Reservior
February Challenge 2017
Chef and His Apartment Dues
March Challenge 2017
Xenny and Alternating Tasks, Bear and Extra Number, (CH) Bear and Sorted Rows, Bandwidth of a matrix
April Challenge 2017
Similar Dishes
May Challenge 2017
Chef and Sub Array , Chef and his daily routine, Courses in an university, Blocked websites, Median of adjacent maximum numbers
June Challenge 2017
A Good Set, Chef and the Feast, Xenny and Coin Rankings, Pairwise union of sets
July Challenge 2017
Chef and Sign Sequences, Whats in the Name, Calculator
August Long Challenge 2017
Chef and Rainbow Array, Chef and Mover, Palindromic Game, Mathison and the Data Warehouse (Challenge), Greedy Candidates
September Challenge 2017
Chef and Pick Digit, Minimum Good Permutation, Little Chef and Sums
October Challenge 2017
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, Chef Hates Palindromes, Chef goes Left Right Left, Periodic Palindrome Construction, Villages and Tribes
December Challenge 2017
Total Diamonds, Santa Delivering Problem, Chef And his Cake, Penalty Shoot-out, Chef and Hamming Distance of arrays
June Cook-Off 2017
Ada and crayons, SnackUp
July Cook-Off 2017
Chang and Bitwise OR, Chang and the Perfect Function
August Cook-Off 2017
Real obtuse, From heaven to earth
October Cook-Off 2017
Chef and Employment Test, Chef and Weird Queries
November Cook-Off 2017
Random Pair
December Cook-Off 2017
Beautiful Array, Football Match
May Lunchtime 2017
Prefix Inversions
June Lunchtime 2017
Two Numbers
September Lunchtime 2017
Chef and Cook-Off Contests
October Lunchtime 2017
Buggy Calculator
December Lunchtime 2017
Days in Month, Strange Function
January Challenge 2018
(Challenge) Chef and Palindromes, K-Concatenation, Maximum Score, Rectangle, String Merging, Partition the numbers
January Cook-Off 2018
Multiple of 3, Survive in ChocoLand
January Lunchtime 2018
Chef and Game with Sequence
February Challenge 2018
Chef And His Characters, Chef And The Patents, Car-pal Tunnel, (Challenge) Biased Committee, Permutation and Palindrome
February Cook-Off 2018
Chef and Cook-Off
February Lunchtime 2018
Jumping in the hills
March Challenge 2018 DIV 2
Chef and Easy Problem, A Big Sale, Mix the Colors, Chef and Glove, Minions and Voting, Minion Chef and Bananas, Embedding a Tree (Challenge)
March Cook-off 2018 Division 1
Chef Goes to the Cinema, Chef Restores a Matrix
April Cook-off 2018 Division 2
Cut the Board
May Cook-off 2018 Division 2
Secret Recipe
June Cook-Off 2018 Division 2
Archi and Comparsion
July Cook-Off 2018 Division 2
Encoding Message, OR Matrix
August Cook-Off 2018 Division 2
Balsa For The Three
September Mega Cook-Off 2018 Division 2
ATM Machine, Make a Permutation
December Cook-Off 2018 Division 2
Camp Or Not
April Lunchtime 2018 Division 2
Two vs Ten
May Lunchtime 2018 Division 2
Trace of Matrix, Count Substrings, Maximum Plus
April Challenge 2018 Division 1
Count Good Prefixes
May Challenge 2018 Division 2
Minimum Deletions
June Challenge 2018 Division 2
Binary Shuffle, Naive Chef
July Challenge 2018 Division 2
Magic Set, Strike or Spare
August Challenge 2018 Division 2
Modular GCD, Problem Sort, Sheokand and Number, Spell Bob
September Challenge 2018 Division 2
Magician versus Chef, War of XORs, Chef and Condition Zero (Challenge), Chef and Adventures
December Challenge 2018 Division 1
Max and Electrical Panel, Chef and An Ideal Problem
November Challenge 2018 Division 1
Appy Loves One, Chef, Primes and Trees (Challenge)
October Challenge 2018 Division 1
Appy and Balloons , Minimize Digitsum, Chef and Surprise Chessboard
June Lunchtime 2018 Division 2
Summary Power, Counting Pretty Numbers
July Lunchtime 2018 Division 2
Split Stones
August Lunchtime 2018 Division 2
Chef and Problem Setting, Chef and Eid
September Lunchtime 2018 Division 2
Judging Delay, Opposite Cites, Chef Restaurant
October Lunchtime 2018 Division 1
Coloring the Grid, Weird Question
December Lunchtime 2018 Division 2
Print Pattern, Age Calculator
January Challenge 2019 Division 2
Yet Another Problem About Sequences, Different Neighbours, Lucky Number Game, Distinct Pairs, Chef and Modulo Game, Fancy Quotes, (Challenge) Chef and Matching Game, A Pizza Slice
January Cook-Off 2019 Division 1
Ada School
January Lunchtime 2019 Division 2
Rooks, The Nights Watch
February Challenge 2019 Division 1
Manhattan Rectangle, Guess It Right, Chef and Magical Jars, Chef and Secret Ingredients, Appy and Contest, (Challenge) Chef with Orchestra in the Kitchen, Art of Balance, Deputy Chef
February Cook-Off 2019 Division 1
Chef and Party
March Challenge 2019 Division 2
Chef and Number Game, Chef and a Beautiful Digit
March Lunchtime 2019 Division 2
Testing Robot, Pogo Stick Competition
April Challenge 2019 Division 2
Friend or Girlfriend, Maximum Remaining, Fencing
April Lunchtime 2019 Division 2
Attendance, Fast Food
May Challenge 2019 Division 2
Matches, Reduce to One
May Lunchtime 2019 Division 2 (Unrated)
Dummy Palindromic Strings, Reverse Maximisation, CV
June Challenge 2019 Division 2
Road Signs, Chef and Proxy, Lent Money, Guddu on a Date, Chef and Ingredients, Sum and GCD, (Challenge) SnackDown 99
July Challenge 2019 Division 2
Minimum and Maximum, Chef and Mean
July Lunchtime 2019 Division 2
Easy Math
August Challenge 2019 Division 2
Dilemma, Football, Distribute Apples, Zombie and the Caves
August Cook-Off 2019 Division 2
Chef and Pepperoni Pizza, Chef Drinks Coke
November Challenge 2019 Division 2
Weapon Value
January Challenge 2020 Division 2
Chef and Dynamo, Breaking Bricks
February Challenge 2020 Division 2
School of Geometry
March Challenge 2020 Division 2
Pintu and Fruits
April Challenge 2020 Division 2
Strange Number, Sell All the Cars, Leaked Answers (Challenge), COVID Pandemic and Long Queue
May Challenge 2020 Division 2
Triple Sort, Coronavirus Spread, Isolation Centers
April Cook-Off 2020 Division 2
Lift Requests
May Cook-Off 2020 Division 2
Chef and Recipe
April Lunchtime 2020 Division 2
Chef in Fantasy League
May Lunchtime 2020 Division 2
Weird Walk, Lost Weekends
June Challenge 2020 Division 2
Even Matrix, The Tom and Jerry Game!, Chef and Icecream, Covid Sampling (Challenge), Chef and String, Chef and Price Control
July Challenge 2020 Division 2
Ada King, Chefina and Swaps, Missing a Point, Doctor Chef, Chef and Card Game, Chef and Strings
August Challenge 2020 Division 1
Smallest KMP
September Challenge 2020 Division 2
A Problem on Sticks
July Cook-Off 2020 Division 1
Even-tual Reduction, OR-thodox Distinction
August Cook-Off 2020 Division 2
Chef and Work
August Lunchtime 2020 Division 2
Mode of Frequencies
June Cook-Off 2020 Division 2
Cache Hits, Max Mex
June Lunchtime 2020 Division 2
Chef and Demonetisation
October Challenge 2020 Division 2
Positive AND, Replace for X, Covid Run, Chef and Easy Queries
November Challenge 2020 Division 2
Restore Sequence, Ada and Dishes
January Challenge 2021 Division 2
Watching CPL, Fair Elections
December Challenge 2020 Division 2
Hail XOR, Positive Prefixes, Even Pair Sum, Vaccine Production, Vaccine Distribution
December Cook-Off 2020 Division 2
Self-Destructing Strings, Catch the Thief, Minimum Attendance Requirement
January Cook-Off 2021 Division 2
Prime Tuples
December Lunchtime 2020 Division 2 (Unrated)
Sed Sequences, One Zero Swaps
January Lunchtime 2021 Division 2 (Unrated)
Binary Subsequence, Even Differences, Even Sum
October Cook-Off 2020 Division 2
Split the Str Ing, Decreasing Srrnmieeda, Path-etic Sums
November Cook-Off 2020 Division 2
Flip the String, Chef and IPC Certificates
October Lunchtime 2020 Division 2
AND Plus OR
November Lunchtime 2020 Division 2
Gasoline Introduction
Coders' Legacy (Rated for all)
Chef vs Doof, Doof on Cartesian, Doof fires Brackets
September Cook-Off 2020 Division 2
Bowling Strategy
September Lunchtime 2020 Division 2
GCD operations, Watermelon
UWCOI 2021 (Rated for all)
Array Swaps, Hidden Numbers
February Challenge 2021 Division 2
Frog Sort, Team Name, Maximise Function
March Cook-Off 2021 Division 3
Pawri Meme, Weight Balance, Guess the Number
February Lunchtime 2021 Division 2
Palpal Strings, Coprime Range
March Lunchtime 2021 Division 3
Turn It, Dinner by Candlelight, Motivation, Make the Sum Even, Racing
April Challenge 2021 Division 2
Chef and Dice
April Cook-Off 2021 Division 2
Chocolate Monger
May Cook-Off 2021 Division 3
Marathon, Vaccine Drive
May Lunchtime 2021 Division 2
Charges, Tom And Jerry 1, Total Components
May CodeChef Starters 2021 Division 3 (Rated)
Cheating Time, Plagiarism, Lazy Chef, Correct Sentence
May Challenge 2021 Division 3 (Rated)
Xor Equality, Tic Tac Toe, Golf, Solubility
June Challenge 2021 Division 2 (Unrated)
Summer Heat
June Lunchtime 2021 Division 2
False Number
July Challenge 2021 Division 3 (Rated)
XxOoRr, Chef vs Bharat, Optimal Denomination, Maximum Production, Relativity, K Path Query
July Lunchtime 2021 Division 2
Beautiful Pairs
August Challenge 2021 Division 2 (Unrated)
Special Triplets, Array Filling, Chef and Bulb Invention, Problem Difficulties, Olympics Ranking
September Challenge 2021 Division 2 (Unrated)
XOR Equal, Shuffling Parities, Airline Restrictions, Travel Pass
September Cook-Off 2021 Division 2
Zebra Crossing, Fake Swaps, Adjacency Hatred
SnackDown 2021 - Online Qualifiers
Lucky Number, Maximum Number Of Distinct Elements
CodeChef Starters 12 Division 2 (Unrated)
Make it Divisible, Maximum Points
CodeChef Starters 14 Division 2 (Unrated)
Odd GCD, Diagonal movement
October Challenge 2021 Division 2 (Unrated)
Longest AND Subarray, Digit Removal, MEX-OR, Three Boxes, Which Mixture
September Lunchtime 2021 Division 2
Balanced and Unique Arrays, Yet another SOD problem
CodeChef Starters 16 Division 2 (Unrated)
Professor And Directions
October Cook-Off 2021 Division 2
Odd Sum, 01 Subsequence
October Lunchtime 2021 Division 2
Exactly N plus 1 Values
SnackDown 2021 - Online Round 1A
Round Robin Ranks , Dance Moves, Equal Beauty, Min Max LCM
November Challenge 2021 Division 2 (Unrated)
Xor Equation, Weird Palindrome Making, Hill Sequence, Equal Coins, Maximise the bridges
SnackDown 2021 - Online Pre-Elimination
Product Pain
Code: Nium Challenge
Alphabet Difference, Divide Students Into Classes
November Lunchtime 2021 Division 2
Expected Weight, Rapid Re-Orderings
December Challenge 2021 Division 2 (Unrated)
Valleys and Hills, List of Lists
SnackDown 2021 - Elimination Parallel (Rated for Div 2)
Yet another subarray problem, Remove Element, Maximum Palindrome
February Long 2022 - I, Division 2 (Unrated)
N Queens Puzzle Solved !
February Lunchtime 2022 Division 2
Four Equidistant Points on a Grid, Parallel Processing
March Long One 2022, Division 2 (Unrated)
Akash and Function, Subarray XOR, Substring of a Substring, Exact Marks
CodeChef Starters 29 Division 2 (Rated)
String protocol, Plusle and Minun on Array, Decomposition Reaction
March Cook-Off 2022 Division 2
Janmansh at Fruit Market
CodeChef Starters 31 Division 2 (Rated)
Alternating String, Sign Moves, The Unchanging OR
CodeChef Starters 33 Division 2 (Rated)
Non Adjacent Flips, Make Them Equal
April Long One 2022, Division 3 (Rated)
Dazzling GCD Pair, Dazzling AXNODR Challenge , The Cooler Dilemma 2
April Lunchtime 2022 Division 3(Rated)
Mario and Bullet
Starters 35 Division 4 (Rated)
Dark Light, Water Requirement, Police and Thief, Jenga Night
April Long Two 2022 Division 4 (Rated)
Geometric Mean Inequality, Sasta Shark Tank, Akash and Equal Mean, Six Friends, Best Coupon, Pseudo Sorted Array
May Cook-Off 2022 Division 4 (Rated)
Chef and Gym, Chef and Masks, Farmers League, Game of Pooks
Starters 37 Division 4 (Rated)
The Mango Truck, Roller Coaster, Beat the Average, Laptop Recommendation , Infernos, Maximum OR Minimum
May Long One 2022 Division 4 (Rated)
Mystical Numbers, Pushpa , Sugarcane Juice Business, The Attack of Queen, Football Cup, Miami GP
Starters 38 Division 3 (Rated)
Dominant Army, Circular Track
Starters 39 Division 3 (Rated)
Compress the Video, Closest Vowels, Recent contest problems, A or B
Starters 41 Division 3 (Rated)
Equal Integers, Determine the Winner
Starters 42 Division 4 (Rated)
Minimum or Maximum, Divisible by 3, How Many Maximums, Age Limit, Equal Distribution, Minimum number of Flips
June Long One 2022 Division 3 (Rated)
Subscriptions, Divisible by i , Possible GCD, Alternate Additions, Equal Strings
June Long Two 2022 Division 3 (Rated)
Count the ACs, Make all equal using Pairs, Complementary Strand in a DNA
Starters 45 Division 3 (Rated)
Chef and his Apps, Change Row and Column Both
Starters 94 Division 3 (Rated)
Gymkhana Election IIIT-A, CodeChef Streak, Possible or Not
Starters 98 Division 3 (Rated)
3-Blast Palindrome, FIND A and B, Airport Management, Ball Distribution