Orhan Ozalp

• Username: 4★ocozalp
• Country:  Turkey
• Student/Professional:Student
• Institution:Istanbul Technical University Turkey
• 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: 30

Current Ratings Graph Old Ratings Graph

1881 (-37)RatingProvisional
Rating i Provisional Rating, click to know more

August Challenge 2015(2015-08-17 15:00:00)

Global Rank:   3796

Cheated in:   

Ratings System Update

(2015-08-17 15:00:00)

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?

1881 (+179)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   3796

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)

None

Practice Paths (0)

None

Contests (30)

February 2012 Challenge

Word Counting, Lucky Long, Count of Maximum

March 2012 Challenge

Free Shuttle Service, Spoon in Matrix, Home Delivery

March Cook-Off 2012

Ciel Numbers I, Ciel Numbers II

April Challenge 2012

Fit to Play, Double Strings

April Cook-Off 2012

Top Batsmen

May Challenge 2012

A Home for Chef, Remember the recipe, Divisible Pairs, Lucky lucky number, Jewels and Stones

June Challenge 2012

Little Elephant and Candies, Arranging Cup-cakes

July Challenge 2012

My Fair Coins, Gift Rift

August Challenge 2012

Little Elephant and Bombs, Lucky Driving, Delivery Boy

July Cook-Off 2012

Ciel and Receipt, Ciel and Tomya

September Challenge 2012

Kisses & Hugs, Racing Horses

October Challenge 2012

Fierce Battles, Event Organizer, The New Scheme

September Cook-Off 2012

Recipe Reconstruction, Carvans

October Cook-Off 2012

Buying Sweets, Tennis Tournament

November Challenge 2012

Coin Flip, Sridhar Likes Travelling

December Challenge 2012

Book Exercises, Pizza Delivery, The Uncountable Ways, Magic Rankings, Granama Recipes

January Challenge 2013

Little Elephant and Alcohol, The Minimum Number Of Moves, End Of The World, Chef of the Year, Three Different Numbers

February 2013 Challenge

Efficient Painting, Climbing Stairs, Buy1-Get1, Little Elephant and Cards, Magic Board

March Challenge 2013

Tourist Translations, Approximately, Fire Escape Routes, Minesweeper

May Challenge 2013

Matchsticks, Witua and Math, Password Cracking Challenge, Name Reduction, Your Name is Mine

June Challenge 2013

Just Some Permutations 3, Lapindromes, W String, To challenge or not, Predictopus, Dessert Wizard, Collecting Magical Berries, Little Elephant and Mouses

July Challenge 2013

Chef and Walking on the rectangle , Count K-Primes

June Challenge 2014

Chef and Subarray, Guessing Game, Forgot Password

July Challenge 2014

Little Elephant and Painting, Dish Owner, Reach The Point, Count Substrings, Chef and Frogs, Garden Game, Chef and Rectangle Genome

August Challenge 2014

The Leaking Robot, Chef and Gift

September Challenge 2014

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

January Challenge 2015

Chef and Stones, Gcd Queries, One Dimensional Kingdoms, Sereja and Votes, Chef and A Large Permutation, Sereja and Number Division 2

February Challenge 2015

Chef and Chain, Chef and Strange Formula, Chef and Strings, Let us play with rank list, Chef and Equality

August Challenge 2015

Gravity Guy, Cooking Machine

Total Problems Solved: 141