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Programming and DSA

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Practice Compete Compiler
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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.

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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 » Roman Hultaichuk
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Roman Hultaichuk

  • 4★gultai4uk_r
  •   Ukraine
  • Professional
  • No Active Plan. View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 40
1897 (-52)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 173 (Rated upto < 2700)(2025-02-12 22:30:02)
Global Rank:   2088
Cheated in:   

Ratings System Update

(2025-02-12 22:30:02)
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1949 (-38)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 65 Division 1 (Rated for 5 & 6 stars)(2022-12-20 00:00:00)
Global Rank:   159
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)

None

Contests (40)

May Challenge 2015

Chef and new recipe

July Lunchtime 2015

Greedy puppy, Puppy and game

International Coding League (Rated)

Cards Game, Worst Case Analysis

November Cook-Off 2018 Division 1

Beautiful Garland

ALKHWARIZM (Rated)

Help Voldemort, Sam, The Charming Angel

Insomnia 2018 (Rated)

Split Sums, Strange Swaps

Code Melange (Rated)

XD Subsequences, CPI Crisis, The Deadly Sin, Candy Love

Coders' Legacy 2018 (Rated)

Useless Clocks, Fibonacci String

Quick Code (Rated for Division 2)

Immortal Frieza, Majin Vegeta, Dr Geros lab

Replay of Indian IOITC 2018 #2 (Rated)

Exact Walks

ProCon 2018 (Rated for all)

The Great Run, Kill them with your success

Plinth-Enigma'19 LNMIIT Techfest - (Rated for all)

XOR! Wait for it, Return of the Gargoyle King

March Cook-Off 2019 Division 1

Markers and Caps, XOR N-bonacci Sequence

Coders' Legacy 2019 (Rated for all)

Bathwater, IPL and RCB

August Cook-Off 2019 Division 1

Rich Substrings

November Cook-Off 2019 Division 1

The Biggest Restaurant

Alkhwarizm (Rated for all)

Weirwood Trees, Danny Wants To Know

Code Melange (Rated for all)

Greg and Grid, A Small Array, Go Round, Longest Xommon Subsequence, Max power

January Cook-Off 2020 Division 1

Range AND, Chefina and Sums

March Cook-Off 2020 Division 1

Mysterious Sequence, Maximize Letter Beauty

April Cook-Off 2020 Division 1

Tower Counting, Simple Operations

May Cook-Off 2020 Division 1

Chef, Chefina and Their Friendship, Roads in Chefland

February Lunchtime 2020 Division 1

Swapping to Palindrome

May Lunchtime 2020 Division 1

Convert the String

Exun Programming Prelims 2019 (Rated for all)

Yet Another Partition Problem, Chipped Tree, Weird Modulo Problem , Tennis Tournament

ENIGMA - PLINTH'20 LNMIIT (Rated for all)

Minion AND Range, Recruit Villagers, Cumulative Palindrome Count

UWCOI 2020 (Rated for all)

Button Pairs, Find maximum in an Array

June Cook-Off 2020 Division 1

Per Capita Income, Checkpoints

June Lunchtime 2020 Division 1

Maximum AND

RECode 12.0 (Rated for all)

Chef and Numbers, Chef and Rotation, Chef and Walk, Chef and String

Coders' Legacy (Rated for all)

Chef vs Doof, Doof on Cartesian

Byterace IIT Patna Division 2 (Rated)

Angry Cyborg, The Begining Era Of Cyberverse, Cybalphabit, Batteries Needed!

March Cook-Off 2021 Division 2

Consecutive Deletions, Chef and Sorting, Matrix XOR, Guess the Number

March Lunchtime 2021 Division 1

Lunchtime, Uniform

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements

September Lunchtime 2021 Division 1

Alice vs Bob Faceoff

SnackDown 2021 - Online Round 1B

Insider Subsequences, Queens Placement , Largest Laddu, Help Nishant

SnackDown 2021 - Online Pre-Elimination

Non-Decreasing Subsequence of size K, Product Pain

SnackDown 2021 - Online Elimination Round (Rated for all)

Graduate Work Matters, Sorting Segments

Code: Nium Challenge

Alphabet Difference, Queries in an Array, Divide Students Into Classes

Code Drive Division 1 (Unrated)

Sum this up, Again XOR problem, Maximum Factors Problem, Count Number of Peaks

Starters 62 Division 1 (Rated for 5 & 6 stars)

Sorted Substrings, Make Multiple

Starters 65 Division 1 (Rated for 5 & 6 stars)

Nahaane Jaa, Binod

Starters 173 (Rated upto < 2700)

Cool Subsequences, Time Penalty

Total Problems Solved: 550

1897
(Div 2)
★★★★
CodeChef Rating (Highest Rating 2063)
  • 3092 Global Rank
  • 15 Country Rank

Badges

Contest Contender - Silver Badge

Contest Contender - Silver Badge

Received for participating in 25 Contests

Problem Solver - Gold Badge

Problem Solver - Gold Badge

Received for solving 500 Problems

Daily Streak - Bronze Badge

Daily Streak - Bronze Badge

Received for maintaining a streak of 5 days

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