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Ritul Kumar Singh

  • 6★ritul_kr_singh
  •   India
  • Student
  • Delhi Public School Bokaro Bokaro Steel City, Jharkhand, India
  • List of teams by Ritul Kumar Singh
  • https://discuss.codechef.com/u/ritul_kr_singh
  • No Active Plan. View Details

Activity Heat Map

New
(Last 6 Months)

Rating Graph

No. of Contests Participated: 27
2223 (+45)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 88 Division 1 (Rated till 6 Stars)(2023-05-03 22:00:00)
Global Rank:   13
Cheated in:   

Ratings System Update

(2023-05-03 22:00:00)
This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more
2144 (-224)RatingProvisional
Rating i Provisional Rating, click to know more
June Cook-Off 2022 Division 1 (Rated)(2022-12-20 00:00:00)
Global Rank:   40
Cheated in:   

Ratings System Update

(2022-12-20 00:00:00)
This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

Junior Rating Graph

No. of Contests Participated: 27
1958 (+6)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 88 Division 1 (Rated till 6 Stars)(2023-05-03 22:00:00)
Global Rank:   13
Cheated in:   

Ratings System Update

(2023-05-03 22:00:00)
This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more
1954 (-42)RatingProvisional
Rating i Provisional Rating, click to know more
June Cook-Off 2022 Division 1 (Rated)(2022-12-20 00:00:00)
Global Rank:   40
Cheated in:   

Ratings System Update

(2022-12-20 00:00:00)
This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

CodeChef Rating Distribution

Submissions

Practice Problems (12):

Practice: 

Modular GCD, Doubly Increasing Path, Random Game, Pied Piper vs Hooli, Guess My Age, Chef and Interesting Subsequences , How many Topics, Palindromic Tree, Tokens On A Tree, Partition Queries, Good Operations, Minimum OR Spanning Tree

Contests (141):

Past ZCO Problems: 

Matched Brackets, Wormholes, Matched Brackets 2, Round Table, Tournament, Little Red Riding Hood, Chewing, Save Spaceman Spiff, Video Game, SUPW, Smart Phone, IPL, Break Up, Variation, Covering, Rectangle, Bookshelves, Bamboo Art, Substring Importance - ZCO 2018, Moving Intervals - ZCO 2018, Four Sum, Rays, ZCO 2019 - 1 Singing Tournament, ZCO 2019 - 2 UpDown Sequences, Weird Ordering, Interleavings and Blocks, Vacation, Messages

Past INOI Problems: 

Triathlon, Table Sum, Calvins Game, Sequence Land, Highway Bypass, Special Sums, Periodic Strings, Free ticket, Wealth Disparity, Brackets, Fence - INOI 2017, Training - INOI 2017, 2 Two Paths - INOI 2018, 1 Road Trips and Museums - INOI 2018, Processor Scheduling, Interesting Sequences, Department Strengths, 3xN Tiling, Among Us - INOI 2021, Break the string - INOI 2021, Posting, Conquest

November Lunchtime 2019 Division 2: 

Planting Trees, Pizza or Broccoli , Compress the List, Perfection

December Challenge 2019 Division 2: 

Chefina and Ranges, Plus Multiply, Binary XOR, That Is My Score!, Addition

December Lunchtime 2019 Division 2: 

The Evil Professor, Stupid Machine, Check Algorithm, Guess the number

January Challenge 2020 Division 1: 

Chef and Dynamo, Doraemon, Doofish Matrix, Chefina and Prefix Suffix Sums, English

April Challenge 2020 Division 1: 

Strange Number, Squared Subsequences, Ready Bitwise, Leaked Answers (Challenge)

January Cook-Off 2020 Division 1 : 

Chefina and Sums

April Cook-Off 2020 Division 1 : 

Simple Operations

May Cook-Off 2020 Division 1: 

Roads in Chefland

May Lunchtime 2020 Division 2: 

Weird Walk, Convert the String, Lost Weekends

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

Minion AND Range, Recruit Villagers

Shaastra Reverse Coding Open Round: 

Prison Break, The Missing Piece, Hidden Numbers

August Cook-Off 2020 Division 1 : 

Red-blue Trees, Polygon Relationship

June Cook-Off 2020 Division 2: 

Cache Hits, Per Capita Income, Max Mex

June Lunchtime 2020 Division 1: 

Maximum AND, Gold Mining, Square Submatrices

RECode 12.0 (Rated for all): 

Chef and String, Chef and Walk, Chef and Rotation, Chef and Numbers

January Cook-Off 2021 Division 1 : 

Mex Subsequence, Not Too Colourful

September Cook-Off 2021 Division 1: 

Chef and Pairwise Distances, Half Sequence, Fake Swaps

SnackDown 2021 - Online Qualifiers: 

Lucky Number

September Lunchtime 2021 Division 1: 

Interesting Representation, Alice vs Bob Faceoff

October Lunchtime 2021 Division 1: 

Median Rearrangement, Tree Upshot

SnackDown 2021 - Online Round 1A: 

Yet Another Flipping Problem, Round Robin Ranks , Dance Moves, Equal Beauty, Min Max LCM

SnackDown 2021 - Online Round 1B: 

Insider Subsequences

SnackDown 2021 - Online Pre-Elimination: 

Non-Decreasing Subsequence of size K, Product Pain, Guests like slippers

SnackDown 2021 - Online Elimination Round (Rated for all): 

Graduate Work Matters, Sorting Segments

November Lunchtime 2021 Division 1: 

Subarray Jumps

SnackDown 2021 - Final Round: 

Ones Guessing, Finally, Non Ad-Hoc Problem, AND of Maximums

Exun 2021-22 Division 1 (Unrated): 

Sarthak and his Magic Grid, Vedant and his Hidden Array, Aujasvit and the Circle Game, Neil and his Binary Tree, Harshikaa and the Rain

CoDeft 2.0: 

Plus Minus, Country Planning, Prefix GCD, Permutation

June Cook-Off 2022 Division 1 (Rated): 

Throw and Take, Simple XOR, Prefix Suffix Distinct, Split AND Sum

Starters 87 Division 1 (Rated till 6 Stars): 

Count the Permutations (always), Inversions of subsequences, AB plus C, One or All

Starters 88 Division 1 (Rated till 6 Stars): 

Maximum And Or, Chef and Asteroids, Minimize the Bits, Chef and Good Array

Learning Paths (0):

None

Practice Paths (0):

None

Contributions

Problems Authored (3)
Contest Problem
START64 RANGEASSIGN
SQUARESORT
XORARRAY
Problems Tested (0)

No Contribution

Editorials Contributed (0)

No Contribution

2223
(Div 1)
★★★★★★
CodeChef Rating (Highest Rating 2223)
  • 346 Global Rank
  • 99 Country Rank

Badges

Contest Contender - Silver Badge

Contest Contender - Silver Badge

Received for participating in 25 Contests

Problem Solver - Bronze Badge

Problem Solver - Bronze Badge

Received for solving 50 Problems

Junior

1958
CodeChef Rating (Highest Rating 1958)
  • 21 Global Rank
  • 5 Country Rank

Recent Activity

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