Elene Machaidze

• Username: 5★emachaidze
• Country:  Georgia
• Student/Professional:Student
• Institution:V. Komarovi N199 Public School Georgia
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 26

Current Ratings Graph Old Ratings Graph

2031 (-12)RatingProvisional
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June Challenge 2015(2015-06-15 15:00:00)

Global Rank:   756

Cheated in:   

Ratings System Update

(2015-06-15 15:00:00)

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2031 (+141)RatingProvisional
Rating i Provisional Rating, click to know more

June Challenge 2015(2022-12-20 00:00:00)

Global Rank:   756

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

How the rating system works?

Learning Paths (0)

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Practice Paths (0)

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Contests (26)

February 2013 Challenge

Buy1-Get1, Climbing Stairs

May Challenge 2013

Matchsticks, Name Reduction, Your Name is Mine

July Challenge 2013

Chef and Walking on the rectangle , Count K-Primes

August Challenge 2013

Little Elephant and Lemonade, Splitting Candies

November Challenge 2013

Superpowers of 2, Yet Another Cute Girl, Uncle Johny, Square Digit Squares, Missing some chairs

December Challenge 2013

Cube Cakes, Chef and Codes, Funny Marbles, Magic Pairs, Reign, Rectangular Queries

December Cook-off 2013

Chef Goes Through Segments, Chef and Girlfriend

January Challenge 2014

Magic Trick, ForbiddenSum, Meteor, Bon Appetit, Please like me, Chef and Feedback

March Cook-Off 2014

ABC-Strings, Dividing Stamps

April Cook-Off 2014

Snape and Ladder

February Challenge 2014

Make Him Happy, Longest Common Pattern, Little Elephant and Subarrays

March Challenge 2014

Team Split, Binary Tournament, Walk, Maximum number, GCD condition, Little Chef and Numbers, Mike and Stamps

April Challenge 2014

Sereja and Permutation, Counting Matrices, Farmer Feb, Chef and Digits, Divide the Tangerine, Shortest Path in Binary Trees

June Challenge 2014

Chef and Digit Jumps, Chef and Subarray, Guessing Game

August Challenge 2014

Chef and Reversing, Chef and Gift

September Challenge 2014

Factorisation, Chef and Rainbow Array - 2, Chef and Swaps, Chef and Left-Right, Fun with Rotation

October Challenge 2014

Remy paints the fence, Chef and Ground, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus

November Challenge 2014

Chef and Segment Game, Chef and Words, Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome, Chef and Churu

December Challenge 2014

Chef Under Pressure, Alok-nath and His Sanskars, Chef and Bracket-Pairs, XOR with Subset, Chef and Apple Trees, Sereja and GCD

January Challenge 2015

Queries on the String, Sereja and Number Division 2, Chef and A Large Permutation, Sereja and LCM, Chef and Stones, Sereja and Votes, One Dimensional Kingdoms, Xor Queries, Gcd Queries

February Challenge 2015

Chef and Chain, Time to Study Graphs with Chef, Chef and Strange Formula, Chef and Strings, Let us play with rank list, Chef and Equality

March Challenge 2015

Count Substrings, Chef and Notebooks, Devu and his Class, Matrix

April Challenge 2015

Count Sequences, Chef and Array, Chef and Interview, Broken Telephone, Inversion sorting, Division of Lands, Chef and Piano Scales

May Challenge 2015

Set Difference , Chef and new recipe

June Challenge 2015

Steady tables, Chef and Memory Limit, Chef and Polygons, Chef and String

February Cook-Off 2015

Fit Squares in Triangle, Strategy for the World Cup

Total Problems Solved: 153