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Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

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Programming and DSA

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Programming and DSA

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Practice Compete Compiler
Home » Rajat Rathi
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Rajat Rathi

  • 6★rathi_22
  •   India
  • Student
  • Indian Institute of Technology Bombay Mumbai, Maharashtra, India
  • No Active Plan. View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 68
2357 (-1)RatingProvisional
Rating i Provisional Rating, click to know more
July Lunchtime 2020 Division 1(2020-07-25 22:30:00)
Global Rank:   51
Cheated in:   

Ratings System Update

(2020-07-25 22:30:00)
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?
2357 (+51)RatingProvisional
Rating i Provisional Rating, click to know more
July Lunchtime 2020 Division 1(2022-12-20 00:00:00)
Global Rank:   51
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)

Practice Paths (1)

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Practice for ZCO and INOI

8%

Contests (68)

January Challenge 2015

Sereja and Votes

June Challenge 2016

Chef And The Hiring Event, Chef and Coins Game, Devu and an Array

July Challenge 2016

Andrash and Stipendium, Chef and Tetris, Chefland and Electricity

August Challenge 2016

Chef and Chocolate

September Challenge 2016

Chef and digits of a number, Faded Palindromes, Chef and calculation

October Challenge 2016

Chef and Keyboard

November Challenge 2016

Count Permutations, Task for Alexey

December Challenge 2016

Train Partner

June Cook-Off 2016

Right Triangle

August Cook-Off 2016

Tweedle-Dee and Tweedle-Dum

September Cook-Off 2016

Lazy Jem, The Lost Arithmetic Sequences

November Cook-Off 2016

Sebi and the highway

July Lunchtime 2016

Drumpf for President!, Lumpy - The Bus Driver

November Lunchtime 2016

Chef and his Students

January Challenge 2017

Capital Movement, Cats and Dogs, Reservior

February Challenge 2017

Chef and Triangles, Chef and His Apartment Dues, Gerrymander

March Challenge 2017

Xenny and Alternating Tasks, Bear and Extra Number, Bandwidth of a matrix

April Challenge 2017

Similar Dishes

May Challenge 2017

Chef and Sub Array , Chef and his daily routine, Courses in an university, Median of adjacent maximum numbers

June Challenge 2017

A Good Set, Chef and the Feast, Xenny and Coin Rankings, Triplets, Pairwise union of sets

July Challenge 2017

Chef and Sign Sequences, Whats in the Name, Calculator , IPC Trainers

August Long Challenge 2017

Chef and Rainbow Array, Chef And Fibonacci Array, Chef and Mover, Palindromic Game, Mathison and the Data Warehouse (Challenge), Greedy Candidates, Strings and Graphs

September Challenge 2017

Sereja and Commands, Chef and Pick Digit, Minimum Good Permutation, Fill The Matrix, Little Chef and Sums

October Challenge 2017

Chef and Magic Arrays, Chef and a great voluntary Program, Chef and Cycled Cycles, Max Mex, Counter Test For CHEFSUM, A Balanced Contest, (Challenge) Connecting computers

November Challenge 2017

Chef Hates Palindromes, Chef goes Left Right Left, Periodic Palindrome Construction, Villages and Tribes

December Challenge 2017

Chef and Universe, Total Diamonds, Chef And his Cake, Chef And Easy Xor Queries, Penalty Shoot-out, Chef and Hamming Distance of arrays

June Cook-Off 2017

Ada and crayons, SnackUp, Centeroid

July Cook-Off 2017

Chang and Bitwise OR, Chang and the Perfect Function

August Cook-Off 2017

Real obtuse, From heaven to earth

September Cook-Off 2017

Infinite OR Game, Statistics Construction, Subsequence Equality

June Lunchtime 2017

Maximum Unique Segment, Two Numbers

July Lunchtime 2017

Find the Maximum Value

September Lunchtime 2017

Chef and Dice, Chef and Cook-Off Contests

October Lunchtime 2017

Buggy Calculator, Maximum Number

November Lunchtime 2017

Smart Strategy

January Challenge 2018

K-Concatenation, Maximum Score, Rectangle, String Merging, Partition the numbers

January Cook-Off 2018

Multiple of 3, Survive in ChocoLand

February Challenge 2018

Broken Clock, Chef And His Characters, Chef And The Patents, Car-pal Tunnel, Permutation and Palindrome

International Coding League (Rated)

Matrix Game, Stingy Strings, Maze Love

March Challenge 2018 DIV 1

Pishty and Triangles, Chef and Easy Problem, Mix the Colors, Minions and Voting

May Cook-off 2018 Division 2

Difficult Choice, Best Cake Ever, Secret Recipe

July Cook-Off 2018 Division 1

OR Matrix, Chef and GCD Game

August Cook-Off 2018 Division 1

GukiZ and Candies, Mixi Game

December Cook-Off 2018 Division 1

Yalalovichik Numbers, Yalalovichik Strings

May Lunchtime 2018 Division 2

Trace of Matrix, Count Substrings, Weak in the Middle, Maximum Plus

May Challenge 2018 Division 2

Mighty Friend, Change the Signs, Minimum Deletions, Xor Again, Fake Binary Search, Dibs on Fibs

June Challenge 2018 Division 1

Vision, Ways to Work

July Challenge 2018 Division 1

Pizza Delivery, Reach Equilibrium, No Minimum No Maximum, Gears

December Challenge 2018 Division 1

Max and Electrical Panel, Directing Edges, Chef and Interactive XOR

October Challenge 2018 Division 1

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

January Challenge 2019 Division 1

Yet Another Problem About Sequences, Different Neighbours, Distinct Pairs, A Pizza Slice

August Challenge 2019 Division 1

Guddu and his Mother, Dilemma, Maximize an Expression

August Lunchtime 2019 Division 1

Destroy Cells, Chef Does Coke Yet Again

September Mega Cook-Off 2019 Division 1

Angry Grandfather, Fitness Exercises

December Lunchtime 2019 Division 1

The Evil Professor, Frequency Function, Guess the number

December Challenge 2019 Division 1

Chefina and Ranges, Binary XOR, Scoring Pairs, Sticky Notes, Addition

April Challenge 2020 Division 1

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

May Challenge 2020 Division 1

Buying a New String, Triple Sort, Sorting Vases, Chef and Bitwise Product

April Cook-Off 2020 Division 1

Simple Operations, Inversions in Permutations

May Cook-Off 2020 Division 1

Chef, Chefina and Their Friendship, Chefland Squads and the Army Chief, Chefina on a Trip, Roads in Chefland

April Lunchtime 2020 Division 1

Dot Time, Triangle Query, Positive Mex

May Lunchtime 2020 Division 1

Convert the String, Tree difference

June Challenge 2020 Division 1

The Tom and Jerry Game!, Operations on a Tuple, The Delicious Cake, Convenient Airports, Guessing Game, Covid Sampling (Challenge)

July Challenge 2020 Division 1

LCM Constraints, Chefina and Swaps, Chef and Dragon Dens, Missing a Point, Doctor Chef, Weird Product

July Cook-Off 2020 Division 1

What Is This, a Crossover Episode, MEX-ception, Even-tual Reduction, OR-thodox Distinction, Path-etic Products

July Lunchtime 2020 Division 1

Golomb Sequence, Binary Concatenation , Pairs of Pairs

RECode 12.0 (Rated for all)

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

Coders' Legacy (Rated for all)

Chef vs Doof, Doof on Cartesian, Doof fires Brackets, Jeremy gets a gift

Total Problems Solved: 490

2357
(Div 1)
★★★★★★
CodeChef Rating (Highest Rating 2358)
  • Inactive Global Rank
  • Inactive Country Rank

Badges

Contest Contender - Gold Badge

Contest Contender - Gold Badge

Received for participating in 50 Contests

Problem Solver - Silver Badge

Problem Solver - Silver Badge

Received for solving 250 Problems

Daily Streak - Bronze Badge

Daily Streak - Bronze Badge

Received for maintaining a streak of 5 days

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