heno239

• Username: 7★heno239
• Country:  Japan
• Student/Professional:Student
• Institution:Kyoto University
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jul-Dec)2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 17

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3072 (+29)RatingProvisional
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September Lunchtime 2022 Division 1 (Rated) (Based on EJOI)(2022-09-23 23:30:00)

Global Rank:   3

Cheated in:   

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(2022-09-23 23:30:00)

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3072 (+47)RatingProvisional
Rating i Provisional Rating, click to know more

September Lunchtime 2022 Division 1 (Rated) (Based on EJOI)(2022-12-20 00:00:00)

Global Rank:   3

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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Contests (17)

June Lunchtime 2021 Division 3

False Number, HTML Tags, Richie Rich, Hidden Cell, Node Marking, Unpleasant Ones, Tic Tac Toe, Graph Count, From Rational to Binary

July Lunchtime 2021 Division 2

Array Rotation Returns, Bad Luck, Longest Good Segment, Xor Separation, Beautiful Pairs

October Lunchtime 2021 Division 2

Median Rearrangement, Tree Upshot, MAX-SEG, Chef and Water Car, Exactly N plus 1 Values, Maximum GCD

November Cook-Off 2021 Division 1

Good ranking, Mega mu - 1, Guests like slippers, Product Pain, Non-Decreasing Subsequence of size K

November Lunchtime 2021 Division 1

Min-Max Rotations, Ghost Chase, Permutation Pairs, Subarray Jumps, Min-Fund Country

SnackDown 2021 - Elimination Parallel (Rated for Div 1)

Random Convex Hull, Graduate Work Matters, Sorting Segments

December Cook-Off 2021 Division 1

Binary String Game, Break the Balance, RGB Construction, Destructive Nim

December Lunchtime 2021 Division 1

In-tree-active Node Coloring, Optimal Sorting, Romantic Reversals, Sleep Technique

SnackDown 2021 - Final Round Parallel Contest (Unrated)

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

January Lunchtime 2022 Division 1

Circular Permutation Recovery, Permutation XOR Sum, Permutation Deletion

February Cook-Off 2022 Division 1

Mex Pairs, Xor Becoming Uncanny, Perfect Permutation, PerMEXuation , Mango Market, Slingshot

April Lunchtime 2022 Division 1(Rated)

Do Not Touch the MEX!!!, AND Palindromes, Secret Machine Mania, Modular Circular Permutations

May Cook-Off 2022 Division 1 (Rated)

Split Powers Of 2, Max Min Circle Difference, Different Subarrays Rearrange, Triple Inversions

May Lunchtime 2022 Division 1 (Rated)

Balanced 0-1 Tree, Equal After And, Rearrange Ranges

July Cook-Off 2022 Division 1 (Rated)

Median Pairs, Subsequence LCM, Segmentation Fault, String Break, Partition Queries

July Lunchtime 2022 Division 1 (Rated)

Tree Interval Queries, Inversions Retrieval, Tree Retrieval, Binary String Happiness, Consecutive XOR, Largest Family

August Lunchtime 2022 Division 1 (Rated)

Subtract 12 Operation, MEX Permutation Difference, Mex On Subtrees, Maximal Prefix After Flip, Tree Coloring, Sort the Array

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

Increasing Addition, Remove Numbers, Adjacent Pairs, Where Is the Root, Longest Unfriendly Subsequence, Bounded Spanning Tree

Total Problems Solved: 106