chirayu jain

Practice: 

Problem6, Little Elephant and Candies, Lapindromes, Pairwise AND sum, Number Mirror, Count Substrings, Chef and Notebooks, Forgotten Language, Mahasena, Save Energy, Hussain Set, K-Concatenation, Minion Chef and Bananas, Balsa For The Three, Binary Nim 2, Chef Restaurant , Paint the Wall, Waiting in Queue, Count Periodic Numbers, Sherlocked String, Manhattan Rectangle, Chef and Secret Password, Maximum Remaining, Dummy Palindromic Strings, CV, Playing with Strings, Chef and Railway Stations, Gru is Handing Out Bananas, Coronavirus Spread, Another Birthday Present!, GODFATHER, Impressing Chefina, Per Capita Income, OR-thodox Distinction, Catch the Thief, Chef and Meetings

Past ZCO Problems: 

Variation, IPL

August Cook-Off 2018 Division 2: 

Mixi Game

September Mega Cook-Off 2018 Division 2: 

ATM Machine, Make a Permutation

September Challenge 2018 Division 2: 

Magician versus Chef, Chef and Adventures

October Challenge 2018 Division 2: 

Minimize Digitsum, Chef and Serves, Byte to Bit

August Lunchtime 2018 Division 2: 

Chef and Problem Setting, Chef and Eid

September Lunchtime 2018 Division 2: 

Judging Delay

October Lunchtime 2018 Division 2: 

Three Friends, Coloring the Grid

Encoding August '18: 

The Grand Party, Bruno the Lazy Dog, Chef and Sequence, The Array Problem, Action Beam

Encoder (Rated for Division 2): 

Knight Chess

February Challenge 2019 Division 2: 

Chef and Secret Ingredients, Appy and Contest, Art of Balance, Deputy Chef, Chef and Magical Jars

February Cook-Off 2019 Division 2: 

Buying New Tablet, Chef and Party

May Challenge 2019 Division 2: 

Matches, Reduce to One

June Challenge 2019 Division 2: 

Road Signs, Sum and GCD, Guddu on a Date, Chef and Proxy

July Challenge 2019 Division 2: 

Minimum and Maximum, Chef and Mean

August Lunchtime 2019 Division 2: 

Eidi Gift

September Challenge 2019 Division 2: 

Chef and Interesting Subsequences , Easy Fibonacci, Chef and Good Subsequences, Chef Designed a Network

February Challenge 2020 Division 2: 

No Change Required, The Theatre Problem, School of Geometry, Hard Cash, Long Contest and Cook Off Overlaps

March Challenge 2020 Division 2: 

XOR Engine, Ada Bishop 2, Pintu and Fruits

April Cook-Off 2020 Division 2: 

Lift Requests, Matrix Decomposition

May Cook-Off 2020 Division 2: 

Chef and Recipe, Chef, Chefina and Their Friendship

April Lunchtime 2020 Division 2: 

Chef in Fantasy League

Ketek[i] Power Match 3: 

Fruit Party

ENIGMA - PLINTH'20 LNMIIT (Rated for all): 

Gru is Handing Out Bananas, Minion AND Range, Recruit Villagers

June Challenge 2020 Division 2: 

Even Matrix, Chef and Price Control, Chef and String, Covid Sampling (Challenge), Chef and Icecream, Operations on a Tuple, The Tom and Jerry Game!

July Cook-Off 2020 Division 2: 

Even-tual Reduction, OR-thodox Distinction

June Lunchtime 2020 Division 1: 

Maximum AND

RECode 12.0 (Rated for all): 

Chef and String, Chef and Numbers

Code Wars 3.0: 

FRUIT BASKET, INFECTED TRAIN, BILATERAL SEGMENTS

September Lunchtime 2020 Division 2: 

GCD operations, Root the Tree, Robot Detector, Watermelon

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