Sourav Jha

• Username: 4★sjha77
• Country:  India
• Student/Professional:Student
• Institution:Delhi Technological University New Delhi, India
• 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: 49

Current Ratings Graph Old Ratings Graph

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August Challenge 2019 Division 1(2019-08-12 15:00:00)

Global Rank:   373

Cheated in:   

Ratings System Update

(2019-08-12 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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1853 (-61)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   373

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 (49)

November Challenge 2014

Distinct Characters Subsequence

January Cook-Off 2015

Suraj goes shopping

January Lunchtime 2015

Piece of cake

February Challenge 2015

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

March Challenge 2015

Chef and Notebooks

April Challenge 2015

Chef and Interview, Broken Telephone, Chef and Piano Scales

May Challenge 2015

Chef and new recipe

June Challenge 2015

Chef and Memory Limit

July Challenge 2015

Bread, Na2a and lucky stone, Chef and Cube

August Challenge 2015

Way Out, Gravity Guy, Cooking Machine

September Challenge 2015

Chain of Doughnuts, Count Steps in Matrix, Lighthouses

October Challenge 2015

Time measure, Count Subarrays, Who dares to be a millionaire, Spheres, Rupsa and Equilateral Triangle

November Challenge 2015

Eugene and function, Simple Sum, Chef and cakes

December Challenge 2015

Chef and the stones, Plane Division, Oracle Devu and Longest Common Subsequence, Chef and Filters

April Cook-Off 2015

Version Control System

May Cook-Off 2015

Devu and friendship testing

June Cook-Off 2015

Strange operations

August Cook-Off 2015

Chef and the XORed Number , Chef and the Wildcard Matching

December Cook-Off 2015

Chef and Subarrays

June Lunchtime 2015

Chef and Submatrix, Chef and Two Strings

July Lunchtime 2015

Greedy puppy, Puppy and game

September Lunchtime 2015

Sum of palindromic numbers

November Lunchtime 2015

Query over Matrix, Black And White Cells

December Lunchtime 2015

Distinct Codes

January Long Challenge 2016

Rupsa and the Game, Churu and Balls, Chef and Time Machine, Devu and Perfume

February Challenge 2016

Sereja and Two Lines, Chef and Strange Operations, Devu and a light discussion, Rectangles of Love, Chef-Detective

March Challenge 2016

Palindromic substrings, maximize the sum, Chef And Special Dishes

April Challenge 2016

Help Watson Escape, Chef and Ballons, Chef And Magical Path, Chef And Coloring

May Challenge 2016

Laddu

July Challenge 2016

Andrash and Stipendium, Chef and Tetris, Chef and Robots Competition, Chefland and Electricity

January Cook-Off 2016

Chef and Fruits

February Cook-Off 2016

Puppy and Sum

March Cook-Off 2016

Digital clock, Alternating subarray prefix

April Cook-Off 2016

Movie Weekend, Odd Divisors

May Cook-Off 2016

Phantasialand

February Lunchtime 2016

Chef and Socks, Chef and Tic-Tac-Toe

January Challenge 2017

Capital Movement, Cats and Dogs

September Mega Cook-Off 2018 Division 1

Make a Permutation

April Challenge 2018 Division 2

Cutting Plants, Weight of Numbers, Highway Crossing, Count Good Prefixes, Average of Pairs, Workers

May Challenge 2018 Division 1

Change the Signs, Fake Binary Search, Dibs on Fibs

October Challenge 2018 Division 1

Appy and Balloons , Beautiful Bricks, Minimize Digitsum, Chef and Surprise Chessboard

October Lunchtime 2018 Division 1

Coloring the Grid

LoC April 2018 (Rated for Division 2)

Perfect Necklace, Cricket Score

January Challenge 2019 Division 1

Distinct Pairs

April Challenge 2019 Division 2

Playing with Numbers, Friend or Girlfriend, Maximum Remaining, Subtree Removal, Fencing

August Challenge 2019 Division 1

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

Total Problems Solved: 134