Zakhar Tsvirka
- 6★oppo
- Belarus
- Student
- No Active Plan. View Details
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Ratings System Update
(2024-03-13 22:00:00)Ratings System Update
(2022-12-20 00:00:00)Learning Paths (0)
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Contests (33)
June CodeChef Starters 2021 Division 3 (Rated)
Total Correct Submissions, Sleep Cycle, Flappy Bird, Chess Match, Cyclic Quadrilateral
CodeChef Starters 6 Division 2 (Unrated)
Joker and Batman, Chefs Homework Dilemma, Even tuples, Palindromic number, Three Dices, Cricket Ranking
CodeChef Starters 7 Division 2 (Unrated)
Maximum Possible Sweetness, Ceiling Sum, Maximum Array Xor, Chess Format, Food Chain
CodeChef Starters 9 Division 2 (Unrated)
Black cells in a chessboard, Large Square, Bus full of passengers, India Fights Corona
CodeChef Starters 10 Division 2 (Rated)
Magical Flips, Maximise the Subsequence Sum, Remove One Element
CodeChef Starters 13 Division 2 (Rated)
Add and Divide, Chef in Vaccination Queue, Maximum Light Up, Magical Doors
CodeChef Starters 16 Division 2 (Unrated)
Professor And Directions, K - Magical String, Chef and Magical Steps
November Cook-Off 2021 Division 2
Non-Decreasing Subsequence of size K, Product Pain, Missing Sums, Make it Divisible
CodeChef Starters 17 Division 2 (Rated)
Binary Inversion, GCD of Prefixes, String Game, New Piece
CodeChef Starters 18 Division 1 (Unrated)
Palindromic Binary Numbers, Expectations on a Permutation, Compare those strings, Back to Campus, Make them equal
CodeChef Starters 21 Division 1 (Unrated)
ChefWM, The Melancholy of Problem Setter
CodeChef Starters 22 Division 1 (Unrated)
Merging Binary Strings, Equal LIS
CodeChef Starters 23 Division 1 (Unrated)
Subarray Mex, Maximise the Minimum, Maximising Vacations, Non Zero Subarray Xor
CodeChef Starters 24 Division 1 (Unrated)
Anti Palindrome, Divisors and Reciprocals
CodeChef Starters 27 Division 1 (Unrated)
String Reverse, Non Coprime Neighbours
CodeChef Starters 28 Division 1 (Unrated)
Travelling in the Graph, Permutation Xority
Starters 40 Division 1 (Unrated)
Or Permutation, Good Pairs
Starters 47 Division 1 (Unrated)
Chef and Minimum Cost of His Tree, Copy and Push Back, Similar Heights
Starters 48 Division 1 (Unrated)
Strict Permutation, Positive array, Accurate XOR
Starters 49 Division 1 (Unrated)
Split The String, High Frequency, Monks
Starters 60 Division 1 (Unrated)
Distinct Numbers, Red Green Grids, Yet Another Palindrome Problem, Tri XOR
Starters 61 Division 1 (Unrated)
Palindrome Partition, Weird Subarrays, Red Blue Flowers, Row Bombing, Subarray Removal
Starters 62 Division 1 (Rated for 5 & 6 stars)
Joint XOR, Disjoint XOR, Sorted Substrings, Make Multiple, Pythagorean Pair
Starters 67 Division 1 (Rated till 5-stars)
Maximum Angriness, Musical Rods, Existence Of X
Starters 68 Division 1 (Rated till 5-stars)
Boring String, XOR Product, Make Money
Starters 69 Division 1 (Rated till 6-stars)
Distinct Sequence, Longest Subarray
Starters 70 Division 1 (Rated till 6-stars)
Strange Bitwise Operation, X AND Y Tree, Two Counters, Prime Reversal, Frequency Array Retrieval
Starters 71 Division 1 (Unrated)
Flip the Prefix, Maximizing LCS
Starters 90 Division 1 (Rated till 6 Stars)
Crushed Apples and a Balance Scale, Sum of Goodness, Printing Binary Array, Anti Palindrome
Starters 91 Division 1 (Rated till 6 Stars)
Odd GCD Permutation, Chef Odd, Maximum Sum Permutation
Starters 92 Division 1 (Rated till 6 Stars)
Rectangular Tiling, Beautification of array, Distance Coloring
Starters 93 Division 1 (Rated for All)
Thank U, Next, NASA, Greedy, Bloodline
Starters 94 Division 1 (Rated till 5 Stars)
Possible or Not, Search for 404, Special Operation, The Vowel Matrix, Rank Queries
Starters 95 Division 1 (Rated till 6 Stars)
Boxes, Transfusion Chain, Break This Array
Starters 96 Division 1 (Rated till 5 Stars)
Swap the numbers, Mex Array, Absolute Differences
Starters 97 Division 1 (Rated till 6 Stars)
No Palindrome, Triplets Min
Starters 98 Division 1 (Rated till 6 Stars)
3-Blast Palindrome, Ball Distribution
Starters 99 Division 1 (Rated till 6 Stars)
Segment Three, Two Piles, Exclusion-Inclusion
Starters 100 Division 1 (Rated)
Prime Permutation, Stamps 100
Starters 102 Division 1 (Rated till 6 Stars)
Parity Permutation, Circular Trouble, Light The Bulb, Chef Segment, Bit Play
Starters 103 Division 1 (Rated till 6 Stars)
Chandelier, Unique xor, Divisible By 8
Starters 104 Division 1 (Rated till 6 Stars)
Find Diameter, Lexicographically Largest , Construct An Array, Maximise Sum
Starters 106 Division 1 (Rated till 5 Stars)
Playing with OR, Save People, Guess the winner!, Count Possibilities, Smallest Excluded LCM, Summing the values
Starters 107 Division 1 (Rated till 6 Stars)
Maximal Expression, Interesting Knapsack, OR Permutation
Starters 108 Division 1 (Rated till 6 Stars)
Palindromic Prime Numbers, Fair Distribution, Multiple of 9, Move Negative Stones
Starters 110 Division 1 (Rated till 5-stars)
Marbles, Am I Lucky!, Monsters, Tetris
Starters 119 Division 1 (Rated till 6-Stars)
K Odd Sum, Xorred, Unalike Gcd & Lcm
Starters 120 Division 1 (Rated till 6 Stars)
Find Permutation , Construct Permutation, Count Subarrays, Count Arrays
Starters 121 Division 1 (Rated till 6-Stars)
Frequal, Caesar Cipher Lite
Starters 122 Division 1 (Rated till 6-Stars)
Arya In Grid, Transformation Cost, Matrix Modulo
Starters 125 Division 1 (Rated till 6-Stars)
Bucket Game, Operating on A, Binary Minimal
Starters 137 Division 1 (Rated till 5-Stars)
Unusual Queries