Mandeep Singh

• Username: 5★mandyjohar23
• Country:  Singapore
• Student/Professional:Professional
• Organisation:Works Applications Singapore
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 25

Current Ratings Graph Old Ratings Graph

2116 (+23)RatingProvisional
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April Challenge 2015(2015-04-13 15:00:00)

Global Rank:   285

Cheated in:   

Ratings System Update

(2015-04-13 15:00:00)

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2116 (+54)RatingProvisional
Rating i Provisional Rating, click to know more

April Challenge 2015(2022-12-20 00:00:00)

Global Rank:   285

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 (25)

December Challenge 2013

Funny Marbles, Chef and Codes, Rectangular Queries, Magic Pairs

January Challenge 2014

Sereja and Graph, Bon Appetit, Please like me, Chef and Feedback

January Cook-off 2014

Chef and the Cake I

February Cook-Off 2014

Chef and Remissness, Chef and Kingship

March Cook-Off 2014

Dividing Stamps

April Cook-Off 2014

Snape and Ladder

May Cook-Off 2014

Ups and Downs

August Cook-Off 2014

Permutation Shuffle

September Cook-Off 2014, ACM-ICPC Warm up

Sherlock and the Grid

October Cook-Off 2014

The Army, Walk on the Axis

February Challenge 2014

Draughts, Make Him Happy, Longest Common Pattern, Little Elephant and Subarrays, Colored Array, Make It Zero 2

March Challenge 2014

A Story with Strings, Mike and Stamps, Binary Tournament, Little Chef and Numbers, Team Split, Sereja and Sorting 2, Walk

April Challenge 2014

Sereja and Permutation, Counting Matrices, Farmer Feb, Chef and Digits, Divide the Tangerine, Shortest Path in Binary Trees

May Challenge 2014

Chef-jumping, Stone, Chef and Strange Matrix, Compilers and Parsers

June Challenge 2014

Maxim and Progressions, Chef and Functions, Chef and Digit Jumps, Chef and Subarray, Guessing Game, Forgot Password

August Challenge 2014

Chef and Gift, The Leaking Robot, Chef and Reversing, Cleaning Tables

October Challenge 2014

Sereja and two strings, Chef and Ground, Chef and Painting, Chef and Square, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus, Remy paints the fence

November Challenge 2014

Let us construct palindrome, The Spelling Problem, Chef and Red Black Tree, Distinct Characters Subsequence, Chef and Words, Chef and Segment Game

December Challenge 2014

Chef Under Pressure, Alok-nath and His Sanskars, Chef and Bracket-Pairs, Kali and Devtas, XOR with Subset, Chef and Apple Trees

September Lunchtime 2014

Chef and easy problem, Chef and easy problem 2

October Lunchtime 2014

Cascading Style Sheets, Physics Class, Tanu and Head-bob

January Challenge 2015

Queries on the String, Sereja and Number Division 2, Chef and A Large Permutation, Sereja and LCM, Chef and Stones, Sereja and Votes, One Dimensional Kingdoms, Xor Queries, Ranka, Gcd Queries

February Challenge 2015

Chef and Chain, Chef and Equality, Jigsaw Puzzle Solving, Let us play with rank list, Chef and Strings, Chef and Strange Formula

April Challenge 2015

Count Sequences, Chef and Interview, Broken Telephone, Inversion sorting, Division of Lands, Chef and Piano Scales

Total Problems Solved: 143