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Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

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From beginner to job-ready. Explore our curated career paths designed to help you succeed in the tech industry.

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Programming and DSA

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Catalogue

Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

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Practice Compete Compiler
Home » puranya
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puranya

  • 7★primenumberzz
  •   Japan
  • Student
  • Junior & Senior High School At Komaba, University of Tsukuba, Setagaya, Japan
  • No Active Plan. View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 33
2562 (+11)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 173 (Rated upto < 2700)(2025-02-12 22:30:00)
Global Rank:   39
Cheated in:   

Ratings System Update

(2025-02-12 22:30:00)
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How the rating system works?
2378 (+11)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 69 Division 1 (Rated till 6-stars)(2022-12-20 00:00:00)
Global Rank:   7
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
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Learning Paths (0)

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Practice Paths (0)

None

Contests (33)

May Lunchtime 2021 Division 3

Birthday Gifts, Charges, Hoop Jump, Tom And Jerry 1, Total Components, K-Subarrays

June Cook-Off 2021 Division 2

Too Much Xor, Binary String on Steroids, The Wave

June Lunchtime 2021 Division 2

From Rational to Binary, False Number, Unpleasant Ones, Tic Tac Toe

July Cook-Off 2021 Division 1

Beautiful Subsequence, Mod Equality

August Lunchtime 2021 Division 1

Just a Graph

September Cook-Off 2021 Division 2

Zebra Crossing, Fake Swaps, Adjacency Hatred

SnackDown 2021 - Online Qualifiers

Lucky Number

October Lunchtime 2021 Division 1

Median Rearrangement

SnackDown 2021 - Online Round 1A

Round Robin Ranks , Dance Moves, Min Max LCM

SnackDown 2021 - Online Round 1B

Queens Placement , Largest Laddu, Help Nishant

SnackDown 2021 - Online Pre-Elimination

Non-Decreasing Subsequence of size K, Good ranking, 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

December Lunchtime 2021 Division 1

Optimal Sorting, Romantic Reversals, Sleep Technique

January Lunchtime 2022 Division 1

Permutation XOR Sum

March Cook-Off 2022 Division 1

Secret Tree, Dragonado And XOR, Alternating Divisibility

April Cook-Off 2022 Division 1

Chef Goes Shopping, Sorted Distances

April Lunchtime 2022 Division 1(Rated)

Do Not Touch the MEX!!!, Secret Machine Mania

July Lunchtime 2022 Division 1 (Rated)

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

September Lunchtime 2022 Division 1 (Rated) (Based on EJOI)

Increasing Addition

Starters 62 Division 1 (Rated for 5 & 6 stars)

Joint XOR, Disjoint XOR, Sorted Substrings, Make Multiple

Starters 69 Division 1 (Rated till 6-stars)

Make everything divisible by 3, Passing Through!, Distinct Sequence, Longest Subarray

Starters 73 Division 1 (Rated till 6-Stars)

Minimum OR Path, Find an integer, Consecutive Xor, First To Last, Hamiltonian Tree

Starters 74 Division 1 (Rated till 6-Stars)

Candies, Maximum Xor Sum, Distinct Values, Power Tree, Lcm hates Gcd, Medicine Strength, Minimal Inversions

February Cook-Off 2023 Division 1 (Rated)

Take Not Less, Alice Potter and OWL, Alice Potter And Dumbledore Army

Starters 77 Division 1 (Rated till 5 Stars)

Yet Another XOR Sort, Sort a String, K Forests, Concat Palindrome, Three Numbers

Starters 78 Division 1 (Rated till 6 stars)

Bitwise Equation, Balanced Suffix, Solve More Problems!

Starters 85 Division 1 (Rated till 6 stars)

Crazy Bishops on Chessboard, Efficient PAN Linking, GCD Queries, TripTastic

Starters 83 Division 1 (Rated)

Mex Segments, Construct String, Order by XOR, Saber Slays, Rotate to Minimum, Restoration

Starters 88 Division 1 (Rated till 6 Stars)

Maximum And Or, Chef and Asteroids, Minimize the Bits, Chef and Good Array, Minimum OR Spanning Tree

Starters 95 Division 1 (Rated till 6 Stars)

Chef and Moves of GCD, Boxes, Transfusion Chain, Break This Array

Starters 113 Division 1 (Rated)

Count Distinct Arrays, Maximise The Minimum, Minimise Maximum Subarray Sum, Make All Equal, Score Sum, Maximum Score

Starters 118 Division 1 (Rated till 5-Stars)

Count Substrings, Join States, Is it uniquely decodable, Xorry 2, Xorry 1

Starters 124 Division 1 (Rated till 5-Stars)

Swap and Unite, Make It One, How many arrays, It is a tree

Starters 137 Division 1 (Rated till 5-Stars)

Speedrun

Starters 143 Division 1 (Rated till 5-Stars)

Split Sort Permutation, Non-Divisor Array

Starters 144 Division 1 (Rated)

Counting Is Fun, Sort Lexicographically , Find P, Minimise Inversions, Largest K

Starters 145 Division 1 (Rated till 6-Stars)

Beautiful Array, Make Bob Win , Querified, Token Passing on Tree, Square String

Starters 147 Division 1 (Rated till 5 stars)

Counting Triangles 101, K Subsequence 101, Counting is Fun 101, Truth Teller And Liars 101, Independence Day 101, Non-Primes 101, Shortest Distances 101, Gold Coins 101

Starters 148 Division 1 (Rated till 6 stars)

Double Trouble, Beautiful Flip, The Undisappearance, ZigZag Tree Sequences (Easy), ZigZag Tree Sequences (Hard)

Starters 173 (Rated upto < 2700)

Cool Subsequences, Introverts, Cool Checker, Time Penalty, Overwrite

Total Problems Solved: 160

2562
(Div 1)
★★★★★★★
CodeChef Rating (Highest Rating 2562)
  • 59 Global Rank
  • 31 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

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