Raj kumar ray
- ndaraj_0201
India- Professional
- No Active Plan. View Details
Activity Heat Map
Learning Paths (3)
Practice Paths (4)
Contests (35)
January Challenge 2021 Division 3
Chef and Division 3
January Cook-Off 2021 Division 3
Password
January Lunchtime 2021 Division 3 (Unrated)
Ashishgup and Interviews, Pair Me, Even Differences, Even Sum
February Challenge 2021 Division 3
Frog Sort, Chef and Meetings, Maximise Function, Highest Divisor
March Cook-Off 2021 Division 3
Weight Balance
February Lunchtime 2021 Division 3
Daanish and Problems, Smallest Possible Whole Number
CodeChef Div 3 Rated Contest 2021 Division 3
Body Mass Index
February CodeChef Starters 2021 Division 3 (Rated)
College Life 2
March Challenge 2021 Division 3
Interesting XOR!, Chef and Groups, Space Arrays, No Time to Wait
March CodeChef Starters 2021 Division 3 (Rated)
College Life 5, Nobel Prize, Possible Victory
April Challenge 2021 Division 3
Chef and Dice, Valid Pair, World Record, Strong Language
April CodeChef Starters 2021 Division 3 (Rated)
Chef On Island, Hiring Test
May Challenge 2021 Division 3 (Rated)
Xor Equality, Golf, Solubility
June Challenge 2021 Division 3 (Rated)
Shortest Route, Bitwise Tuples, Bella ciao, Summer Heat
July Challenge 2021 Division 3 (Rated)
XxOoRr, Chef vs Bharat, Optimal Denomination, Maximum Production, Relativity, K Path Query
CodeChef Starters 6 Division 2 (Unrated)
Cricket Ranking
August Challenge 2021 Division 2 (Unrated)
Chef and Bulb Invention, Problem Difficulties, Olympics Ranking
September Challenge 2021 Division 2 (Unrated)
XOR Equal, Shuffling Parities, Airline Restrictions, Travel Pass
SnackDown 2021 - Online Qualifiers
Lucky Number
CodeChef Starters 12 Division 3 (Rated)
Good Weather
CodeChef Starters 14 Division 2 (Unrated)
Diagonal movement
October Challenge 2021 Division 2 (Unrated)
Longest AND Subarray, Which Mixture
September Lunchtime 2021 Division 3
Two Dishes, Balanced and Unique Arrays, Vaccine Dates , Yet another SOD problem
SnackDown 2021 - Online Round 1A
Yet Another Flipping Problem, Round Robin Ranks , Dance Moves, Equal Beauty, Min Max LCM
November Challenge 2021 Division 2 (Unrated)
Weird Palindrome Making, Equal Coins, Which Fuel is Cheaper
CodeChef Starters 17 Division 2 (Rated)
New Piece
CodeChef Starters 18 Division 3 (Rated)
Palindromic Binary Numbers, Compare those strings, Back to Campus, Make them equal
C.O.D.E.R.S Division 2 (Rated)
The One On The Last Night, The One with All the Candy, The One with Ross Wedding
FizzBuzz Division 2 (Rated)
Magical Planks, Substring Minimum Function, Can_Reach
December Challenge 2021 Division 2 (Unrated)
List of Lists
December Lunchtime 2021 Division 2
Maximum Trio, Romantic Reversals
CodeChef Starters 21 Division 2 (Rated)
Akash and Grid
CodeChef Starters 24 Division 2 (Rated)
Anti Palindrome, Avoid Contact, Divisors and Reciprocals, Yet Another Constructive Problem
February Long 2022 - I, Division 2 (Unrated)
Binary Base Basics, N Queens Puzzle Solved !
February Long 2022 - II, Division 2 (Unrated)
Avoid Fixed Points, Xor Palindrome
February Lunchtime 2022 Division 2
Four Equidistant Points on a Grid, Parallel Processing, Magnet Sort
CodeChef Starters 28 Division 2 (Rated)
Travelling in the Graph, Permutation Xority, Count the Holidays
March Long One 2022, Division 2 (Unrated)
Akash and Function, Substring of a Substring, Exact Marks
CodeChef Starters 30 Division 2 (Rated)
Minimum Coloring, Gift Shop and Coupon, Balanced Reversals
March Lunchtime 2022 Division 2
Sad Splits, Adjacency Love
CodeChef Starters 32 Division 2 (Rated)
Maximize the Minimum, Finding Shoes, Training Plans, Flip Sorting
April Cook-Off 2022 Division 2
Sticks and Rectangles
Starters 38 Division 2 (Rated)
Good Pairs, Average Gift, Circular Track
May Long Two 2022 Division 2 (Unrated)
Xor Palindrome, Subarrays with length, Score High, Make them Zero
July Long Two 2022 Division 2 (Unrated)
Maximize Difference, To Divide or Not To Divide, Sum of Product 1
Starters 84 Division 2 (Rated)
Max count of 1, Digit Operation, Max Binary, Chef And Adjacent Sums
Starters 86 Division 2 (Rated)
String Game , Largest Y, Maximise Score
Starters 87 Division 2 (Rated)
Inversions of subsequences, Existence, AB plus C