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Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

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Programming and DSA

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Programming and DSA

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Home » nirbhaypaliwal
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nirbhaypaliwal

  • 6★nirbhaypaliwal
  •   India
  • Student
  • Indian Institute of Information Technology, Allahabad Uttar Pradesh
  • No Active Plan. View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 55
2223 (+20)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 173 (Rated upto < 2700)(2025-02-12 22:30:00)
Global Rank:   129
Cheated in:   

Ratings System Update

(2025-02-12 22:30:00)
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1129? (+0)RatingProvisional
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Starters 63 Division 4 (Rated)(2022-12-20 00:00:00)
Global Rank:   4231
Cheated in:   

Ratings System Update

(2022-12-20 00:00:00)
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How the rating system works?

Learning Paths (0)

Practice Paths (1)

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Level up from 1* to 2*

38%

Contests (55)

Starters 62 Division 4 (Rated)

X Jumps, Max minus Min, Test Score

Starters 63 Division 4 (Rated)

Packing Books, Tasty Decisions, Avoid Squares Please

Starters 70 Division 4 (Rated)

Kitchen Timings, Spice Level, Cost of Groceries, Prime Reversal

Starters 71 Division 4 (Rated)

Pet Store, Instagram, Snapchat, Perfect Trio

Starters 72 Division 4 (Rated)

Indivisible, Apples and oranges, N Triplets, Sum it

Starters 73 Division 4 (Rated)

Chef Plays Ludo, Multivitamin Tablets, Lucky Numbers, Append for OR

Starters 74 Division 4 (Rated)

Facebook, Mana Points, Odd Even Binary String

Starters 75 Division 4 (Rated)

Prefix Ones, Two Ranges, Saving Taxes, Profit Increment

February Cook-Off 2023 Division 3 (Rated)

Take Not Less, Bi_lindrome!, Permutation and Modulus, Netflix

Starters 77 Division 3 (Rated)

Spreading Charges, Tekken

Starters 80 Division 3 (Rated)

Prefix Permutation, Single-use Attack, Running Comparison, Equal Elements

Starters 81 Division 3 (Unrated)

Divide Pages, Maximum Capacity

Starters 82 Division 3 (Rated)

Make A-B Same, Reach Home, Difference Matrix, MIN To MAX

Starters 84 Division 3 (Rated)

Max count of 1, Elections in Chefland, Max Binary, Chef And Adjacent Sums, Melt Gold

Starters 85 Division 3 (Rated)

Crazy Bishops on Chessboard, Efficient PAN Linking, Inside The Stadium, Can Chef

Starters 83 Division 3 (Rated)

Chef Eren, Construct String

Starters 89 Division 3 (Rated)

Monopoly, Plus 2 or Minus 1, Positive or Negative Subarrays, DDMM or MMDD

Starters 94 Division 2 (Rated)

CodeChef Streak, Possible or Not, The Vowel Matrix

Starters 96 Division 2 (Rated)

Swap the numbers, Remove Multiples

Starters 97 Division 2 (Rated)

Schrodinger Smiley, Triplets Min

Starters 100 Division 2 (Rated)

Prime Permutation, Stamps 100

Starters 101 Division 2 (Rated)

Minimize Xor Difference, Warrior Chef, Lockpicking Chef

Starters 103 Division 2 (Rated)

Unique xor, Divisible By 8, Dice Number

Starters 104 Division 2 (Rated)

Lexicographically Largest , Maximise Sum, GCD and LCM

Starters 105 Division 2 (Rated)

Take it Easy, Dull Operation, Wishcraft

Starters 106 Division 2 (Rated)

Playing with OR, Save People, Guess the winner!, Count Possibilities

Starters 111 Division 2 (Rated)

LCM Mania, Prefixing, Beautiful Strings, Reach Codetown

Starters 113 Division 2 (Rated)

Count Distinct Arrays, Minimise Maximum Subarray Sum, Make All Equal, Maximum Score , Sum Neq

Starters 114 Division 2 (Rated)

Game on Array, Chef and Tag, Rock-Paper-Scissors, Christmas Candy

Starters 115 Division 2 (Rated)

Greedy LIS Algorithm, Binary Grid Forces, Make All Zero, A PLUS B Remastered, Decorating Christmas Tree

Starters 118 Division 1 (Rated till 5-Stars)

Join States, Is it uniquely decodable, Xorry 2, Xorry 1

Starters 120 Division 1 (Rated till 6 Stars)

Count Subarrays

Starters 121 Division 2 (Rated)

Frequal, Split And Maximize, Escape, Caesar Cipher Lite, Anti Adjacent Swaps

Starters 124 Division 1 (Rated till 5-Stars)

Swap and Unite, Make It One, How many arrays

Starters 128 Division 1 (Rated till 6-Stars)

Binary Substring, XOR And Multiply

Starters 130 Division 1 ( Rated till 6-Stars)

Updating A, Make Equal, Good Binary String

Starters 131 Division 1 (Rated till 5 Stars)

K-Closeness, Digit Space, Encrypt Value, T-Perm

Starters 134 Division 1 (Rated till 6-Stars)

Origin, Prison Escape

Starters 135 Division 1 (Rated till 5-Stars)

Graph Cost, Change A to B

Starters 136 Division 1 ( Rated till 6-Stars )

Lexicographically Maximal Prefix AND, Sum of Modes

Starters 137 Division 1 (Rated till 5-Stars)

Speedrun, Double Trouble

Starters 140 Division 1 (Rated till 5-Stars)

Split Permutation, Trick Or Treat, Break The String, Tree Removal

Starters 145 Division 1 (Rated till 6-Stars)

Beautiful Array, Make Bob Win , Square String

Starters 146 Division 1 (Rated till 5 stars)

Bouncing Ball

Starters 147 Division 1 (Rated till 5 stars)

K Subsequence 101, Truth Teller And Liars 101, Independence Day 101, Non-Primes 101, Gold Coins 101

Starters 149 (Rated till 5 stars)

Kill Monsters (Hard Version), Maximise Sum, Chef Loves Beautiful Strings (Easy Version)

Starters 150 (Rated till 6 stars)

Equal Pairs (Hard), Replacing Game

Starters 159 (Rated till 5 stars)

Crafty Coloring (Easy), Super Hero, Chess Colouring, Elections

Starters 165 (Rated till 6 stars)

A to B, Stable Array, Reverse and Alternate (Count)

Starters 166 (Rated till 6 stars)

Distinct Power, Divisors Array (Hard Version), Divisors Array (Easy Version), Costly Permutations, Chefland Library

Starters 167 (Rated till 5 stars)

Alternate Universe, Temperature Balance, Lottery Tickets, Grid Construction (Odd)

Starters 168 (Rated till 6 stars)

No Two Alike, Binary Removals, Xoperations, Equate XOR

Starters 169 (Rated till 5 stars)

No Palindromes, Constant Subsequence, Hamming equivalent

Starters 170 (Rated till 6 star)

Crazy Jumping Frogs, qUiRkY qUesTs (Easy)

Starters 172 (Rated till 5 stars)

Transform String, AndOr, Tactical Removal

Starters 173 (Rated upto < 2700)

Cool Subsequences, Introverts, Time Penalty, Overwrite

Total Problems Solved: 332

Contributions

Problems Authored (2)
Contest Problem
START122 CSED
FALLN
Problems Tested (0)

No Contribution

Editorials Contributed (0)

No Contribution

2223
(Div 1)
★★★★★★
CodeChef Rating (Highest Rating 2223)
  • 381 Global Rank
  • 152 Country Rank

Badges

Contest Contender - Gold Badge

Contest Contender - Gold Badge

Received for participating in 50 Contests

Problem Solver - Silver Badge

Problem Solver - Silver Badge

Received for solving 250 Problems

Daily Streak - Bronze Badge

Daily Streak - Bronze Badge

Received for maintaining a streak of 5 days

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