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Programming and DSA

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Courses

Programming and DSA

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

Career Paths

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

Other Courses

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 » Роман Мельник
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Роман Мельник

  • 5★melnyk
  •   Ukraine
  • Professional
  • Ring Labs
  • No Active Plan. View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 29
2159 (-25)RatingProvisional
Rating i Provisional Rating, click to know more
June Lunchtime 2018 Division 1(2018-06-30 22:30:00)
Global Rank:   87
Cheated in:   

Ratings System Update

(2018-06-30 22:30:00)
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?
2159 (+157)RatingProvisional
Rating i Provisional Rating, click to know more
June Lunchtime 2018 Division 1(2022-12-20 00:00:00)
Global Rank:   87
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)

Practice Paths (1)

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Practice for ZCO and INOI

2%

Contests (29)

January Challenge 2015

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

February Challenge 2015

Chef and Chain, Let us play with rank list, Chef and Equality

August Challenge 2015

Way Out, Gravity Guy, Cooking Machine, Aditi and Magic Trick

September Challenge 2015

Count Steps in Matrix

December Challenge 2015

Chef and the stones, Plane Division

December Cook-Off 2015

Chef and Subarrays, Chef and Queries

November Challenge 2016

Count Permutations, Friends Meeting, Urban Development, Gift and Chef, Chef and squares, Task for Alexey

December Cook-Off 2016

Chef and Subset, Chef and Subarrays

November Lunchtime 2016

Chef and his Students, Chef and Square Set, Chef and Balanced Polygons, Tom & Jerry

January Lunchtime 2017

Sealing up, Nothing in Common

May Challenge 2017

Chef and Sub Array , Long Sandwich , Gotham PD, Chef and his daily routine, Courses in an university, Blocked websites, Median of adjacent maximum numbers, Chef and Subsequences, Chef and Battleship

June Challenge 2017

Chef and Prime Queries, Saboteur (Challenge), A Good Set, Chef and the Feast, Xenny and Coin Rankings, Triplets, Pairwise union of sets

July Challenge 2017

Chef and Sign Sequences, Pishty and tree, Whats in the Name, Calculator , IPC Trainers

August Long Challenge 2017

Chef and Rainbow Array, Chef And Fibonacci Array, Chef and Mover, Palindromic Game, Greedy Candidates

April Cook-Off 2017

Bear and Candies 123, Bear and AB

June Cook-Off 2017

Ada and crayons, SnackUp, Centeroid

July Cook-Off 2017

Chang and Bitwise OR, Chang and the Perfect Function, Chang and Perfect Quadruples, Bipartite Graph from Trees

September Cook-Off 2017

Numbers Game, Infinite OR Game, Statistics Construction, Subsequence Equality

October Cook-Off 2017

Chef and Counting Test, Chef and Employment Test, Chef and Weird Queries

December Cook-Off 2017

Minimum SubArray, Beautiful Array, Football Match

July Lunchtime 2017

Find the Maximum Value, Good Pairs, Divide the Set

September Lunchtime 2017

Chef and Dice, Chef and Cook-Off Contests

October Lunchtime 2017

Buggy Calculator, Maximum Number

January Cook-Off 2018

Multiple of 3, Survive in ChocoLand

January Lunchtime 2018

Chef and Game with Sequence, Chef and Escaping from the Labyrinth

February Challenge 2018

Chef And His Characters, Chef And The Patents, Akanksha and End of Semester, Car-pal Tunnel

March Challenge 2018 DIV 1

Pishty and Triangles, Chef and Easy Problem, Mix the Colors, Minions and Voting

March Cook-off 2018 Division 1

Chef Goes to the Cinema, Chef Restores an Array, Chef Restores a Matrix

April Challenge 2018 Division 1

Cutting Plants, Count Good Prefixes

June Lunchtime 2018 Division 1

Sort the Leaves, Summary Power

Total Problems Solved: 122

2159
(Div 1)
★★★★★
CodeChef Rating (Highest Rating 2323)
  • Inactive Global Rank
  • Inactive 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

Daily Streak - Bronze Badge

Daily Streak - Bronze Badge

Received for maintaining a streak of 5 days

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