R.Raj
- 5★roshanraj1543
India- Student
- Indian Institute of Information Technology, Nagpur Maharashtra, India
- No Active Plan. View Details
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Ratings System Update
(2025-07-13 23:00:02)Ratings System Update
(2022-12-20 00:00:00)Learning Paths (0)
Practice Paths (2)
Contests (75)
Starters 67 Division 4 (Rated)
Minimum Number of Ones, Counting Problem, Tour of King
Starters 68 Division 4 (Rated)
Expense List, Bull or Bear, Make AP, Make Money
Starters 69 Division 4 (Rated)
Rain in Chefland, Scalene Triangle, Convert to permutation, Distinct Sequence
Starters 70 Division 4 (Rated)
Kitchen Timings, Spice Level, Cost of Groceries, Minimum distance between 1s, Prime Reversal
Starters 71 Division 4 (Rated)
Pet Store, Instagram, Snapchat, Perfect Trio
December Long 2022 Division 4 (Rated)
Good Investment or Not, Divisible by K, Reach fast
Starters 72 Division 4 (Rated)
Indivisible, Apples and oranges, N Triplets, Sum it
Starters 73 Division 3 (Rated)
Find an integer, Lucky Numbers, Append for OR
Starters 74 Division 3 (Rated)
Chef And Babla, Lcm hates Gcd, Odd Even Binary String
Starters 75 Division 3 (Rated)
Two Ranges
January Long 2023 Division 3 (Rated)
Asymmetric Swaps, Array Halves, Far from origin
Starters 76 Division 3 (Rated)
Redistributing Chocolates, Make Array Odd, Zero String, Construct Array, 400M Race, Not Divisible
February Cook-Off 2023 Division 3 (Rated)
Bi_lindrome!, Permutation and Modulus, Netflix
Starters 77 Division 3 (Rated)
Spreading Charges, Tekken
Starters 78 Division 3 (Rated)
Bitwise Equation, Valid Expression, Passing Marks
Starters 79 Division 3 (Rated)
One Stone or Two Stones, Add smallest prime factor, Distinct Opposite Sums, Better Deal
Starters 80 Division 3 (Rated)
Permutation Subsequence, 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 2 (Rated)
Crazy Bishops on Chessboard, Efficient PAN Linking, Inside The Stadium
Starters 86 Division 2 (Rated)
String Game , Maximise Score
Starters 87 Division 3 (Rated)
Return the Change, Existence
Starters 83 Division 3 (Rated)
Chef Eren, Construct String
Starters 88 Division 3 (Rated)
Unstable Subarray, Largest and Second Largest
Starters 89 Division 2 (Rated)
Plus 2 or Minus 1, Positive or Negative Subarrays
Starters 90 Division 3 (Rated)
Crushed Apples and a Balance Scale, AP Free Sequences, Printing Binary Array, Anti Palindrome
Starters 91 Division 2 (Rated)
Odd GCD Permutation, Chef Odd, Blobby Volley Scores
Starters 92 Division 2 (Rated)
Rectangular Tiling, Distance Coloring, Dotify Playlist
Starters 93 Division 2 (Rated)
Problem
Starters 94 Division 2 (Rated)
CodeChef Streak, Possible or Not, The Vowel Matrix
Starters 95 Division 2 (Rated)
Boxes, Transfusion Chain, EVacuate to Moon
Starters 96 Division 2 (Rated)
Swap the numbers, Remove Multiples
Starters 98 Division 2 (Rated)
Airport Management, Ball Distribution
Starters 99 Division 2 (Rated)
Card Swipe, Exclusion-Inclusion
Starters 101 Division 2 (Rated)
Warrior Chef, Lockpicking Chef
Starters 102 Division 2 (Rated)
Parity Permutation, Bit Play
Starters 103 Division 2 (Rated)
Divisible By 8, Dice Number
Starters 104 Division 2 (Rated)
Maximise Sum, GCD and LCM
Starters 105 Division 2 (Rated)
Take it Easy, Dull Operation
Starters 106 Division 2 (Rated)
Playing with OR, Save People, Guess the winner!
Starters 107 Division 2 (Rated)
Rock Paper Scissor, OR Permutation
Starters 108 Division 2 (Rated)
Palindromic Prime Numbers
September Short 2023 Division 2 (Unrated)
GCD Discount, Lucky Seven, Slow Start, Mixing Extraordinaire
Starters 111 Division 2 (Rated)
Prefixing, Beautiful Strings, Reach Codetown
Starters 112 Division 2 (Rated)
Cursed Indices, 3 Logicians Walk into a Bar, Permutation Construction, Max Nutrition
Starters 113 Division 2 (Rated)
Minimise Maximum Subarray Sum, Maximum Score , Sum Neq , Thala For A Reason
Starters 114 Division 2 (Rated)
Rock-Paper-Scissors, Christmas Candy
Starters 115 Division 2 (Rated)
Greedy LIS Algorithm, Make All Zero, A PLUS B Remastered, Decorating Christmas Tree
Starters 116 Division 2 (Rated)
Chef Product, ORST , Access Control
Starters 117 Division 2 (Rated)
Not Prime Permutation, Weapon Choice, Spell Shortening
Starters 118 Division 2 (Rated)
Subset GCD, Join States, Xorry 2, Xorry 1
Starters 119 Division 2 (Rated)
Cookie Day, Another Good String , K Odd Sum
Starters 121 Division 2 (Rated)
Frequal, Split And Maximize, Caesar Cipher Lite, Anti Adjacent Swaps
Starters 122 Division 2 (Rated)
Arya In Grid, Transformation Cost, Man of the Match
Starters 123 Division 2 (Rated)
Maximise Adjacent Sum, Check Adjacent Sum, Minimum And Maximum I, Yet Another Alice Bob Game, Minimum And Maximum II
Starters 124 Division 2 (Rated)
Binary Parity, Table Strength
Starters 126 Division 2 (Rated)
Freedom, Permutation Disturbance, Triangular Swaps
Starters 128 Division 2 (Rated)
Binary Substring, XOR And Multiply, MEXimize the Array, Disjoint Non-Decreasing Array
Starters 129 Division 2 (Rated)
Palindromic Substrings, Ballon d Or
Starters 131 Division 2 (Rated)
K-Closeness, Dice Deception, Encrypt Value
Starters 135 Division 2 (Rated)
Invert And Equalize, Change A to B
Starters 136 Division 2 ( Rated )
Sum of Modes, My First Geometry Problem
Starters 137 Division 2 (Rated)
Double Trouble, Large Differences
Starters 138 Division 2 (Rated)
A power B mod C , TRIPLE PRIMES, Prefix Suffix Inequality, Long Drive, Distinct Substring
Starters 139 Division 2 (Rated)
Sum of N, Maximum Distance Permutations
Starters 140 Division 2 (Rated)
Make Permutation, Split Permutation, Trick Or Treat, Tree Removal
Starters 142 Division 2 (Rated)
Chef loves Pizza Chef loves halfs, Array Removal, Number Hunt
Starters 143 Division 2 (Rated)
Non-Divisor Array, Binary Conversion
Starters 144 Division 2 (Rated)
Minimise Inversions, Budget Allotment, Largest K
Starters 145 Division 2 (Rated)
Make Bob Win , Make My Array Equal, Square String
Starters 146 Division 2 (Rated till 5 stars)
Bouncing Ball, Permutation Construction, Knockout tournament
Starters 150 (Rated)
Equal Pairs (Hard), Replacing Game, Find Multiset State, Equal Pairs (Easy)
Starters 189 (Rated)
Nutrition Cost, Create Binary String, Avoid Primes, Sortable Subarrays (Easy)
Starters 190 (Rated)
Subsequence Sort, Light All, Min-Max Deletion, Parry It! (Easy)
Starters 194 (Rated)
Mark All, Munchys Modulo, Chef Bakes Cake 3, Good Arrays (Cyclic), Good Arrays (Not Cyclic)