Mohd Haris

• Username: 4★harisisbatman
• Country:  India
• Student/Professional:Student
• Institution:Moradabad Institute Of Technology, Moradabad Uttar Pradesh
• 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: 27

Current Ratings Graph Old Ratings Graph

1979 (+45)RatingProvisional
Rating i Provisional Rating, click to know more

July Challenge 2020 Division 1(2020-07-13 15:00:00)

Global Rank:   107

Cheated in:   

Ratings System Update

(2020-07-13 15:00:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

How the rating system works?

1979 (-160)RatingProvisional
Rating i Provisional Rating, click to know more

July Challenge 2020 Division 1(2022-12-20 00:00:00)

Global Rank:   107

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 (27)

May Cook-off 2018 Division 2

Secret Recipe

October Mega Cook-Off 2018 Division 2

Binary Nim 2, Ada and the Staircase

November Cook-Off 2018 Division 2

Truth and Dare, Beautiful Garland

May Lunchtime 2018 Division 2

Trace of Matrix

May Challenge 2018 Division 2

Dibs on Fibs, Xor Again, Minimum Deletions, Mighty Friend

June Challenge 2018 Division 2

Sheokand and String, Binary Shuffle, Naive Chef

July Challenge 2018 Division 2

Magic Set, Strike or Spare, No Strings Attached

August Challenge 2018 Division 2

Spell Bob, Sheokand and Number, Problem Sort, Modular GCD

September Challenge 2018 Division 2

War of XORs, Chef and Adventures, Magician versus Chef

December Challenge 2018 Division 1

(Challenge) Delete DAG, Max and Electrical Panel, Chef and Interactive XOR

November Challenge 2018 Division 2

Chef and Happiness, Chef and Difficult Contests, Appy Loves One, Chef and Ridges

October Challenge 2018 Division 2

Chef and Serves, Byte to Bit

August Lunchtime 2018 Division 2

Chef and Problem Setting, Chef and Eid

January Challenge 2019 Division 1

Yet Another Problem About Sequences, Different Neighbours, Distinct Pairs

February Challenge 2019 Division 1

(Challenge) Chef with Orchestra in the Kitchen, Art of Balance, Guess It Right, Manhattan Rectangle, Chef and Secret Ingredients

March Challenge 2019 Division 1

Chef got Recipes, Yet Again a Subarray Problem

April Challenge 2019 Division 1

Playing with Numbers, Subtree Removal

April Cook-Off 2019 Division 1

Pied Piper vs Hooli

June Challenge 2019 Division 1

Sum and GCD, Chef and Ingredients, Guddu on a Date

July Challenge 2019 Division 1

Guess the Prime!, Codechef War, Circular Merging

August Challenge 2019 Division 1

Guddu and his Mother, Encoding, Dilemma, Maximize an Expression

September Challenge 2019 Division 1

(Challenge) Sebi and CPU Design, Chef Designed a Network, Biladerim Icin, Fuzzy Linear Combinations

October Challenge 2019 Division 1

Even Edges, Chef and Maximum Star Value, Array Modification, (Challenge) Maximizing LIS

April Challenge 2020 Division 1

Strange Number, Squared Subsequences, Perfect Power Divisors, Ready Bitwise, Leaked Answers (Challenge)

May Challenge 2020 Division 1

Buying a New String, (Challenge) Nanobots, Chef and Bitwise Product, Sorting Vases, Binary Land, Triple Sort

July Challenge 2020 Division 1

Ada King, LCM Constraints, Chefina and Swaps, Chef and Dragon Dens, Missing a Point, Doctor Chef

Total Problems Solved: 94