prem chhangani
- 4★premchh2001
- India
- Student
- Indian Institute of Technology Roorkee Uttarakhand, India
- List of teams by prem chhangani
- https://discuss.codechef.com/u/premchh2001
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(2022-07-06 23:00:02)Ratings System Update
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Practice Problems (380):
Practice:
ATM, Johnny and the Beanstalk, Life, the Universe, and Everything, Racing Horses, Uncle Johny, Cooking Machine, Cats and Dogs, One more weird game, Reservior, Bear and Candies 123, Chef and Game with Sequence, Strange Swaps, Encoding Message, Spell Bob, The Great Run, Ada School, Chef Restaurant , Ada King, Three Friends, Coloring the Grid, Ada King, Chef and Dynamo, XOR Engine, Cakewalk, Medel, Ada Bishop 2, Breaking Bricks, Pintu and Fruits, Lavanya Loves DFA, Coronavirus Spread, Sell All the Cars, Missing a Point, Isolation Centers, Weird Walk, Convert the String, Lost Weekends, Chef and Card Game, Even-tual Reduction, Priya and AND, Help Martha, GCD operations, Watermelon, AND Plus OR, Flip the String, Gasoline Introduction, Interesting XOR!, Array Swaps, Prime Tuples, Palpal Strings, Coprime Range, Total Correct Submissions, Dinner by Candlelight, Matrix XOR, Guess the Number, Chef in Heaven , B - Valentine Couples, OR of ANDs, A - Save Water Save Life, Chocolate Monger, Switch Game, Board Exam, Charges, Questival, Tom And Jerry 1, AKs Special String, Total Components, XxOoRr, The One On The Last Night, Chess Match, Balanced Plates, Chef & Areas , Chef & Sweets, Mirror Image, Optimal Denomination, Different String, Chef and Closure, Chef and Spells, Three Dices, Equal Difference, Maximum Array Xor, Beautiful Pairs, XOR-ORED, Shuffling Parities, K-th Maximum, Just a Graph, Hardest Problem Bet, Odd Repeat, Maximise the Subsequence Sum, Airline Restrictions, Travel Pass, Longest AND Subarray, Lovely Numbers, Additional Number, Range Denver, Sequence Sum, Hackable String, New Plans, Game of Steps, Three Operations, MEX-OR, A Subtask Problem, Three Boxes, Prefix Sums, Chef in Vaccination Queue, Maximum Light Up, The Preparations, Professor And Directions, Yet another SOD problem, Magical Doors, Drunk Alcoholic, Maximum Damage, Which Mixture, Games of Wasseypur, Cool Name, Division , Magical Planks, Clean The Sequence, Nice Pairs , Gold Mining, Alternating Work Days, Timetravel and microwave, F - Pair Sum, B - Count Unique Elements, C - Alex and Integer, Pair of Shoes, A - Bob and Strings, Chef and Pairing Slippers, D - Another Bracket Problem, Average Flex, Fixed Points, Sheldon vs Kripke, Room of the Captain, Power Numbers, Smart Doge, Maximum length of same class, Binary Inversion, Triangle Perimeter, Tic Tac Toe, Mid City, Maximize the minimium distance, Bundle of Notebooks, GCD of Prefixes, Can_Reach, Missing Sums, Make it Divisible, Palindromic Binary Numbers, Compare those strings, Make them equal, Again XOR problem, Yet another subarray problem, Remove Element, Allot Table, Lucky Pair, Marbles, Stable Sequence, Brutal-Xors, Chef and Pal, Equal Integers, Maximum Trio, Romantic Reversals, Count Number of Peaks, Akash and Grid, And Or Union, Hiring Talents, Chef and Garland, Ones Guessing, Power Sum, Chef and Ugly Toad, Crying Colours, Chef and Fixed Deposits, Make Pair, Ringroad houses, Acceptable string, Average of Three, Chef And His Assignment, A Binary Game, Subarray Mex, Help Chef to get his goal, Maximising Vacations, Play with function, Non Zero Subarray Xor, Chef Birthday, Phineas and Flies, The Haunted House Misery, CONDITIONS, Yet Another Constructive Problem, EVM Hacking, Functions, Fixed Weight, Prime Sum, Move of the Bishop, Black Widow, Akash and Function, Fit in Data Type, Chef and His Fruit Stand, Palindromes Not Allowed, Stone Game, Chefs New Year Letter, Careless Chef, Hostel Room, Control the Pollution, Binary Robot, Chef Incorporation, Distinct Binary Strings, Artist Chef, TOWN SCHOOL, Lazy Salesman, The product mystery, Journey To College, Parallel Processing, Fill the Bucket, Permutation Xority, Backpacking Assignments, Logistics Work, Welcome to College, Magnet Sort, A Simple Problem, Offline Exams Incoming, Count the Holidays, Janmansh at Fruit Market, Equal Mex Splitting, Subarray XOR, Princess and Dejavu, Another Permutation Problem, Substring of a Substring, Maximum partitions, Exact Marks, Maximum sum, Minimum Coloring, Video Game, Gift Shop and Coupon, Converese Palindrome, Maximize Magical Wands, War communication, Balanced Reversals, Sad Splits, Adjacency Love, 1960s TELEVISION, XOR and AND, Alternating String, Sign Moves, CHEF & HOTEL, Mexy Array, The Unchanging OR, Divisible by 25, BIRTHDAY, Stable Mex, Junior from Senior , Binary String Cost, Geometric Mean Inequality, Hawkeye Intern, Find the Median, Sticks and Rectangles, Funny Hand, Longest Name, XOR Pair, Integer Game, Non-Zero Xor, Distinct Dilemma, Broken Life, Jump to Sibling, Non Adjacent Flips, Stacking Rectangles, Make Them Equal, Chef Find XOR Beautiful, Minimum Size, Binary Mismatch, Average Array, Binary String Xor, Peter and his Test, Meet the Multivengers, Wear the mask, Chocolate Distribution, Buckets Full of Candies, Weekly Tasks, Pair Pain, Kartik & Admission , Professor Problem, Mystical Numbers, Rainbow color, The Updrome problem, Admins and Shopping, Dazzling Even-Odd Challenge, Pseudo Sorted Array, Buying Sweets, Reduce to 1, Presents for Cheffina, Pushpa , Doubled Distances, Beat the Average, Maximum OR Minimum, First Visit to Kharagpur, Closest Vowels, The Attack of Queen, Good Pairs, Average Gift, Circular Track, Maximum Pairwise Modular Sum, Even Subarray XOR, Subarrays with length, Is this priority or parity!, Path Parity, Make them Equal, XOR Times 2 Is Sum, Dense Bracket Sequence, Abhedyam, Copy and Push Back, Similar Heights, End Sorted, Minimum Sum, K-Flip, Make A and B equal, Distinct Numbers, Maximum Subarray , Suspense String, Confusing Concatenations, Yet Another Palindrome Problem, Palindrome Flipping, Minimise LCS, Weird Subarrays, Subarray Removal, Sorted Substrings, Make Multiple, Final Sum, Nahaane Jaa, Make Length 1, Maximum Angriness, Binod, Good Binary Strings, Palindrome by Splitting, Akash and Dinner, Just Like Mob!, Boring String, XOR Product, Expense List, Make Money, Distinct Sequence, Minimum distance between 1s, Pet Store, Prime Reversal, Frequency Array Retrieval, Flip the Prefix, N Triplets, Consecutive Xor, Append for OR, Lcm hates Gcd, Minimal Inversions, Odd Even Binary String, Prefix Ones, Make Array Odd, Zero String, Contruct Array, Not Divisible, Take Not Less, Permutation and Modulus, K Increment Palindrome, Three Numbers, Bitwise Equation, One Stone or Two Stones, Add smallest prime factor, Permutation Subsequence, Difference Matrix, Construct String, Unstable Subarray, Existence, Plus 2 or Minus 1, AB plus C, Positive or Negative Subarrays, Crushed Apples and a Balance Scale, Printing Binary Array, Chef Odd, Blobby Volley Scores, Maximum Sum Permutation, Possible or Not, The Vowel Matrix, Distance Coloring, Problem, EVacuate to Moon, Swap the numbers, Mex Array
Contests (123):
DSA Learning Series - Week 2:
Compilers and parsers, Stupid Machine, Chef and Street Food, Penalty Shoot-Out II
AlgoManiac - Code For Future Division 3 (Rated):
Say No To Drugs, The Old Saint And Three Questions, Meet In The Median
CodeChef Starters 11 Division 3 (Rated):
The Grid Fill Problem, Find the Direction, Obtain the Sum, The Two Dishes
SnackDown 2021 - Online Round 1A:
Yet Another Flipping Problem, Round Robin Ranks , Dance Moves, Equal Beauty, Min Max LCM
December Challenge 2021 Division 2 (Unrated):
Valleys and Hills, List of Lists, Utkarsh and Placement tests
January Long 2022 - I, Division 2 (Unrated):
Keplers Law, Prime in a binary string, Retrieve back the Array, Covid Spread
Exun 2021-22 Division 2 (Rated):
Sarthak and his Magic Grid, Vedant and his Hidden Array, Aujasvit and the Circle Game
January Cook-Off 2022 Division 2:
Palindromes Not Allowed, Mean Maximization, Subsegment Divisibility
CodeChef Starters 24 Division 2 (Rated):
Anti Palindrome, Avoid Contact, Divisors and Reciprocals, Yet Another Constructive Problem
CodeChef Starters 25 Division 2 (Rated):
Building Towers, Equal MEX, K Distinct Array, Points and Lines
June Long One 2022 Division 2 (Unrated):
Reduce to zero, Divisible by i , Possible GCD, Alternate Additions, Equal Strings
Starters 45 Division 2 (Rated):
Even Equal Odd, Xor and Multiply, Retrieve the Array, Adjacent Sum Parity
Learning Paths (0):
None
Practice Paths (3):
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