Toha

Practice: 

Beauty of Pairs, CCDSAP Exam, A Tree to Remember

January Challenge 2019 Division 2: 

Yet Another Problem About Sequences, Different Neighbours, Lucky Number Game, Distinct Pairs, Chef and Modulo Game, Fancy Quotes, A Pizza Slice

February Challenge 2019 Division 2: 

Manhattan Rectangle, Guess It Right, Chef and Magical Jars, Chef and Secret Ingredients, Appy and Contest, (Challenge) Chef with Orchestra in the Kitchen, Art of Balance, Deputy Chef

February Cook-Off 2019 Division 1: 

Max Range Queries, Chef and Secret Password, Chef in Evil Land, Chef and Party

February Lunchtime 2019 Division 1: 

Create Permutation, The Tricky Deal, Chef Challenge

March Challenge 2019 Division 1: 

Chef and Soccer, Cheating on Queue, Treasure Hunt, Yet Again a Subarray Problem, Matchable Permutations

April Cook-Off 2019 Division 1: 

Doubly Increasing Path, Random Game, Pied Piper vs Hooli

April Lunchtime 2019 Division 1: 

Dream Problem, Firdavs and Planet F, Minimum Sum, Chef Rami and Inventions

May Cook-Off 2019 Division 1: 

Misha and Nice Sets, Bitsetbaba and Power Grid, Expected Xor, Searching for a Biclique

May Lunchtime 2019 Division 1 (Unrated): 

Grid Tour, Reverse Maximisation

July Challenge 2019 Division 1: 

Hit the Coconuts, Guess the Prime!, Codechef War, Circular Merging

July Cook-Off 2019 Division 1: 

Birthday Gift Again

July Lunchtime 2019 Division 1 (Unrated): 

Delete a Subarray

August Challenge 2019 Division 1: 

Guddu and his Mother, Encoding, Dilemma, Maximize an Expression, Chef and Gordon Ramsay

August Lunchtime 2019 Division 1: 

Equal Average, Destroy Cells, Chef Does Coke Yet Again

September Challenge 2019 Division 1: 

Biladerim Icin, Fuzzy Linear Combinations, Expected GCD, Doofish Set, Chef Designed a Network

September Lunchtime 2019 Division 1: 

All Substrings, Treeversion, Find the Sum

February Cook-Off 2020 Division 1: 

Must Be Divisible, Maximum Subsequence Sum, XOR Game, Sweetest Candy , Chef and Pepperoni Pizza Again

March Cook-Off 2020 Division 1 : 

Mysterious Sequence, Maximize Letter Beauty, Random Chocolates, Escape the Tree

April Cook-Off 2020 Division 1 : 

The Gifting Problem, Simple Operations

May Cook-Off 2020 Division 1: 

Chef, Chefina and Their Friendship, Roads in Chefland

January Lunchtime 2020 Division 1: 

Construct Array, Under the Tunnels, Folding Paper

February Lunchtime 2020 Division 1: 

Painter Problem, Swapping to Palindrome, Monsters Battle, Secret Mission

March Lunchtime 2020 Division 1 (Unrated): 

Maximize LCM, Strip in a Tree!

April Lunchtime 2020 Division 1: 

Positive Mex

July Cook-Off 2020 Division 1: 

What Is This, a Crossover Episode, MEX-ception, The In-XOR-able Task, Even-tual Reduction, OR-thodox Distinction, Path-etic Products

October Challenge 2020 Division 1: 

Inversions, Positive AND, Random Knapsack, Rooted Minimum Spanning Tree, Replace for X, D-Dimensional MST, Compress all Subsegments, Adding Squares, Village Road Network

December Cook-Off 2020 Division 1 : 

Mysterious Sequence, Self-Destructing Strings, Sed Passwords, Circle of Chaos, Carry All Fruits

December Lunchtime 2020 Division 1 (Unrated): 

Even Sequence, Three Letters, One Zero Swaps

January Lunchtime 2021 Division 1 (Unrated): 

Good Grid, Shifting Spoons, Dreams of Divisibility, Even Sum

October Cook-Off 2020 Division 1: 

Path-etic Sums, Yet Another Crossover Episode

November Lunchtime 2020 Division 1: 

Gasoline, Rook Path, Fractions, Circle Eating

September Cook-Off 2020 Division 1 : 

Maximise Subsequence Value, Minimum Insertions

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

May Lunchtime 2021 Division 1: 

Tokens On A Tree, Interactive MST, Similar Arrays, Total Components, K-Subarrays

June Cook-Off 2021 Division 1: 

Binary String on Steroids, Battle Royale, Polynomial Root

June Lunchtime 2021 Division 1: 

From Rational to Binary, Richie Rich, Tic Tac Toe

July Cook-Off 2021 Division 1: 

Beautiful Subsequence, Mod Equality, Hidden Colored Graph, Make the Matrix Beautiful

July Lunchtime 2021 Division 1: 

Xor Separation, Longest Good Segment, Bad Luck

Problems Authored (8)

Problems Tested (0)

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