Rex

• Username: 3★rex_5556
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Roorkee Uttarakhand, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 22

Current Ratings Graph Old Ratings Graph

1612 (+5)RatingProvisional
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CodeChef Starters 31 Division 2 (Rated)(2022-03-23 23:00:02)

Global Rank:   1693

Cheated in:   

Ratings System Update

(2022-03-23 23:00:02)

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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1612 (-124)RatingProvisional
Rating i Provisional Rating, click to know more

CodeChef Starters 31 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   1693

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 (22)

February Challenge 2021 Division 3

Highest Divisor

April Challenge 2021 Division 3

Chef and Dice, Valid Pair, World Record, Strong Language

May Cook-Off 2021 Division 3

Marathon

May Challenge 2021 Division 3 (Rated)

Golf, Solubility

July Cook-Off 2021 Division 2

XOR-ORED

July Lunchtime 2021 Division 2

Beautiful Pairs

CodeChef Starters 6 Division 3 (Rated)

Joker and Batman, Three Dices, Cricket Ranking

CodeChef Starters 7 Division 3 (Rated)

Maximum Array Xor, Food Chain, Chess Format, Ceiling Sum

August Challenge 2021 Division 3 (Rated)

Special Triplets, Array Filling, Chef and Bulb Invention, Problem Difficulties, Olympics Ranking

CodeChef Starters 8 Division 3 (Rated)

Javelin Qualification, Penalty Shots

September Challenge 2021 Division 2 (Unrated)

Shuffling Parities, Airline Restrictions, Travel Pass

CodeChef Starters 11 Division 2 (Rated)

The Two Dishes, Obtain the Sum, The Grid Fill Problem, Find the Direction

CodeChef Starters 13 Division 2 (Rated)

Chef in Vaccination Queue, Magical Doors

CodeChef Starters 14 Division 3 (Rated)

Odd GCD, Diagonal movement, FIXFIX, RCB and Playoffs

September Lunchtime 2021 Division 3

Two Dishes, Balanced and Unique Arrays, Vaccine Dates , Yet another SOD problem

CodeChef Starters 16 Division 3 (Rated)

Professor And Directions, Chef And Salary Pay, Pass or Fail

CodeChef Starters 20 Division 2 (Unrated)

Stable Sequence

December Lunchtime 2021 Division 3

Chef and Vacation Transportation , Chef Loves 1010, Maximum Trio, Romantic Reversals

Infinity 2k21 Division 3 (Rated)

The Squid Game, Red Light, Green Light

January Long 2022 - I, Division 2 (Unrated)

Prime in a binary string

January Lunchtime 2022 Division 2

Subarray permutations, Prefix Zeros, Permutation XOR Sum

CodeChef Starters 31 Division 2 (Rated)

XOR and AND, Alternating String, Sign Moves, The Unchanging OR

Starters 40 Division 2 (Unrated)

Infinity Staircase

Total Problems Solved: 70