Learning Paths (0)
None
Practice Paths (0)
None
Contests (45)
December Challenge 2020 Division 2
Hail XOR, Square Root of LCA Convolution, Permutations, String Operations, Positive Prefixes, Even Pair Sum, Vaccine Production, Vaccine Distribution
December Cook-Off 2020 Division 1
Mysterious Sequence, Self-Destructing Strings, Sed Passwords, Circle of Chaos, Carry All Fruits
January Cook-Off 2021 Division 1
Mex Subsequence, Not Too Colourful, Prefix And, Common Ancestors, Equal Gifts
December Lunchtime 2020 Division 1 (Unrated)
K-Tuple Tree, Even Sequence, Three Letters, One Zero Swaps
January Lunchtime 2021 Division 1 (Unrated)
Good Grid, Shifting Spoons, Dreams of Divisibility, Even Sum
November Lunchtime 2020 Division 2
Gasoline Introduction, Xor Compare, Gasoline, Rook Path
UWCOI 2021 (Rated for all)
Organisation, Array Swaps, Efficient Delivery, Hidden Numbers, Binary Puzzle
March Cook-Off 2021 Division 1
Consecutive Deletions, Water Transfer, Sort String, Chef and Sorting
February Lunchtime 2021 Division 1
Average Sorting, Sed Max, Chef and Reordering, Independent Set
March Challenge 2021 Division 1
Dense Graph, Consecutive Adding, Paparazzi Gennady, Space Arrays, Locked Safe, Random Walk Queries, Maximum Topological Sort
March Lunchtime 2021 Division 1
Node Codon, Uniform, Lunchtime, Prime Cycle, Gamer
April Cook-Off 2021 Division 1
Array and Operations, Tree Distances, OR of ANDs, Valet Parking, Deletion Sort
April Lunchtime 2021 Division 1
A Special Tree, Intersection Matrix
May Cook-Off 2021 Division 1
Permutation Swaps, Falling Zero, Product Mex Queries, Double Burgers
May Lunchtime 2021 Division 1
Total Components, K-Subarrays
June Cook-Off 2021 Division 1
Binary String on Steroids, Battle Royale
June Lunchtime 2021 Division 1
From Rational to Binary, HTML Tags, Richie Rich, Hidden Cell, Node Marking, Tic Tac Toe
July Cook-Off 2021 Division 1
Beautiful Subsequence, Mod Equality, Hidden Colored Graph, Make the Matrix Beautiful
August Lunchtime 2021 Division 1
Bunny Hops, Min-Max Path, Just a Graph, Longest Spanning Substrings, Chef and Deque
September Cook-Off 2021 Division 1
Chess Kings Chasing Game, Chef and Pairwise Distances, Permutation and GCD Set, Half Sequence, Fake Swaps
SnackDown 2021 - Online Qualifiers
Lucky Number
September Lunchtime 2021 Division 1
Range Array, Interesting Representation, Subsequence LCS, Alice vs Bob Faceoff, Maximizing Minimum Segment Sum
October Cook-Off 2021 Division 1
Can You Reach The End, Second Player, Find the Modulus, Chef Up, Permutation Sorting Game
October Lunchtime 2021 Division 1
Median Rearrangement, Tree Upshot, Maximum GCD
SnackDown 2021 - Online Round 1A
Yet Another Flipping Problem, Round Robin Ranks , Dance Moves, Equal Beauty, Min Max LCM
SnackDown 2021 - Online Pre-Elimination
Non-Decreasing Subsequence of size K, Good ranking, Product Pain, Guests like slippers, Mega mu - 1, Mega mu - 2
SnackDown 2021 - Online Elimination Round (Rated for all)
Random Convex Hull, Graduate Work Matters, Sorting Segments
November Lunchtime 2021 Division 1
Min-Max Rotations, Ghost Chase, Permutation Pairs, Subarray Jumps
December Cook-Off 2021 Division 1
Binary String Game, Destructive Nim, RGB Construction, Break the Balance
December Lunchtime 2021 Division 1
In-tree-active Node Coloring, Optimal Sorting, Romantic Reversals, Sleep Technique , Point constraints
SnackDown 2021 - Final Round Parallel Contest (Unrated)
Ones Guessing, AND of Maximums
January Lunchtime 2022 Division 1
Circular Permutation Recovery, Permutation XOR Sum, Permutation Deletion, Divisible Distances
February Cook-Off 2022 Division 1
Xor Becoming Uncanny, Perfect Permutation, PerMEXuation , Mango Market, Slingshot
CodeChef Starters 30 Division 1 (Unrated)
Squeeze OR, Minimum Coloring, Maximizing LIS, Gift Shop and Coupon, Prefix Suffix Operations, Unbalanced Reversals, Balanced Reversals
March Cook-Off 2022 Division 1
Secret Tree, Dragonado And XOR, Flippable Points, Oh I Dont Care, Alternating Divisibility
March Lunchtime 2022 Division 1
Subsequence, Mathology, Sussy Rooks, Winter, Adjacency Love, Separate Them All
April Cook-Off 2022 Division 1
Chef Goes Shopping, Sorted Distances, Max LCA Sum
April Lunchtime 2022 Division 1(Rated)
Modular Circular Permutations, Do Not Touch the MEX!!!, Secret Machine Mania, AND Palindromes
May Cook-Off 2022 Division 1 (Rated)
Split Powers Of 2, Different Subarrays Rearrange, Triple Inversions
May Lunchtime 2022 Division 1 (Rated)
Balanced 0-1 Tree, Equal After And, Rearrange Ranges
July Cook-Off 2022 Division 1 (Rated)
Median Pairs, String Break, Partition Queries, Segmentation Fault, Subsequence LCM
June Cook-Off 2022 Division 1 (Rated)
Permutation Segments, Throw and Take, Simple XOR, Prefix Suffix Distinct, Split AND Sum, Max Minus Min
July Lunchtime 2022 Division 1 (Rated)
Tree Interval Queries, Inversions Retrieval, Tree Retrieval, Binary String Happiness, Consecutive XOR, Largest Family
August Lunchtime 2022 Division 1 (Rated)
Sort the Array, Tree Coloring, Subtract 12 Operation, Mex On Subtrees, MEX Permutation Difference
September Lunchtime 2022 Division 1 (Rated) (Based on EJOI)
Increasing Addition, Remove Numbers, Adjacent Pairs, Longest Unfriendly Subsequence
Starters 62 Division 1 (Rated for 5 & 6 stars)
Get the Segment, Strange BST
February Cook-Off 2023 Division 1 (Rated)
Take Not Less, Alice Potter and OWL, Alice Potter and Wingardium Leviosa, Alice Potter And Dumbledore Army
Starters 83 Division 1 (Rated)
Mex Segments, Beauty Sum, The Faulty Tree, Construct String, Order by XOR, Saber Slays, Rotate to Minimum, Restoration
Starters 100 Division 1 (Rated)
Prime Permutation, Stamps 100, Concussive Sequence, Combinatorics Is Fun, Interesting Swap, Ant
Starters 115 Division 1 (Rated)
Delete The Array, Subtraction Sequence I, Subtraction Sequence II, Greedy LIS Algorithm, Binary Grid Forces, Make All Zero, Counting Is Fun
Starters 144 Division 1 (Rated)
Counting Is Fun, Sort Lexicographically , Find P, Minimise Inversions, Largest K
Starters 181 (Rated for all)
Costly Swapping, The Best Matrix, Tree Colouring (Hard), Tree Operations (Easy), Flip Prefix
Starters 186 (Rated till 6 star)
XOR with Add X
Total Problems Solved: 249
