Ron

• Username: 5★ormorni
• Country:  Israel
• Student/Professional:Student
• Institution:Open University of Israel
• 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: 10

Current Ratings Graph Old Ratings Graph

2061 (-16)RatingProvisional
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May Challenge 2019 Division 1(2019-05-13 15:00:00)

Global Rank:   161

Cheated in:   

Ratings System Update

(2019-05-13 15:00:00)

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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2061 (+91)RatingProvisional
Rating i Provisional Rating, click to know more

May Challenge 2019 Division 1(2022-12-20 00:00:00)

Global Rank:   161

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 (10)

March Challenge 2016

Palindromic substrings, Chef and Number Guessing, maximize the sum, Parity tree, Chef And Special Dishes, Sereja and Two Strings 2

April Challenge 2016

Devu and good strings

September Challenge 2016

JosephLand, Chef and Cut, Chef and calculation, The New Restaurant, Faded Palindromes, Chef and Matrix Division, Chef has a Spaghetti Garden, Dividing Machine, Chef and Friends, Chef and digits of a number

September Cook-Off 2016

Lazy Jem, The Lost Arithmetic Sequences, Counting Strings

October Cook-Off 2016

Sherlock and the Ugly Flower, ChefWatson uses Social Network, Watson asks Does Permutation Exist

November Cook-Off 2016

Sebi and the highway

December Cook-Off 2016

Chef and Subset

October Lunchtime 2016

The Largest Bouquet

January Cook-Off 2017

Digit Longest Increasing Subsequences 2

May Challenge 2019 Division 1

Ada Rooks 2, Where to Build the Roads

Total Problems Solved: 40