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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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Home » dhiraj
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dhiraj

  • 6★dhirajfx3
  •   India
  • Student
  • Indian Institute of Technology BHU Varanasi, Uttar Pradesh, India
  • No Active Plan. View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 78
2489 (+50)RatingProvisional
Rating i Provisional Rating, click to know more
September Challenge 2020 Division 1(2020-09-14 15:00:00)
Global Rank:   12
Cheated in:   

Ratings System Update

(2020-09-14 15:00:00)
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2489 (-21)RatingProvisional
Rating i Provisional Rating, click to know more
September Challenge 2020 Division 1(2022-12-20 00:00:00)
Global Rank:   12
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

5%

Contests (78)

September Challenge 2015

Count Steps in Matrix

February Challenge 2016

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

Chef and math, Chef and Balls, Forest Gathering, Chef and Big Soccer, Laddu

June Challenge 2016

Chef And The Hiring Event, Chef and Array and K, Chef And Binary Operation, Chef and Coins Game, Chef and cities, Devu and an Array

July Challenge 2016

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

August Challenge 2016

Chef and His Garden, Fighting Ebola, Chef and Circle Run, Chef and Chocolate, Chef and Round Run

September Challenge 2016

Chef and Friends, Dividing Machine, Chef and Matrix Division, Chef and digits of a number, Faded Palindromes, JosephLand, Chef and calculation

October Challenge 2016

Sereja and Progressions, Chef and Keyboard, Big Queries, Fenwick Iterations, Chef and Three Dogs, Chef and Two String

November Challenge 2016

Count Permutations, Friends Meeting, Urban Development, Gift and Chef, Chef and squares, Sereja and Ways in the Cube, Task for Alexey

December Challenge 2016

Train Partner, Kth Max Subarray, Kirito in labyrinth, Edit Distance Revisited, Roses for Alexey, Our Base is Under Attack, Bear and Three Colours

March Cook-Off 2016

Digital clock, Alternating subarray prefix

May Cook-Off 2016

Phantasialand

June Cook-Off 2016

Sticks, Right Triangle

August Cook-Off 2016

Tweedle-Dee and Tweedle-Dum

September Cook-Off 2016

Lazy Jem

November Cook-Off 2016

Sebi and the highway

December Cook-Off 2016

Chef and Subset

March Lunchtime 2016

Simple Statistics

April Lunchtime 2016

Coins And Triangle

May Lunchtime 2016

Akhil And Colored Balls

June Lunchtime 2016

Collisions

July Lunchtime 2016

Drumpf for President!, Lumpy - The Bus Driver

August Lunchtime 2016

Studying Alphabet

November Lunchtime 2016

Chef and his Students, Chef and Square Set

December Lunchtime 2016

Superheroes and villains, Fly height mode

January Challenge 2017

Capital Movement, Cats and Dogs, Sereja and Circles, Chef and Circle, Digits Cannot Separate, Reservior, Tourists in Mancunia

February Challenge 2017

Chef and Yoda, Eugene and big number, Interval Game, Chef and Triangles, Chef and his Best Friend, Chef and His Apartment Dues, Most Frequent Element, Gerrymander, Alice and her garden

March Challenge 2017

Cooking Schedule, Completing favorite game, Xenny and Alternating Tasks, Pishty and birthday, Bear and Extra Number, (CH) Bear and Sorted Rows, Bandwidth of a matrix

February Cook-Off 2017

Download file

February Lunchtime 2017

Bear and House Queries, Bear and Milky Cookies

April Challenge 2017

Chef and Digits, (CH) Serejs and Billiards, Bear and Random Grid, Chef and Divisor Tree, Stable market, Dish Of Life, Bear and Row 01, Bear and Clique Distances, Similar Dishes

May Challenge 2017

Chef and Sub Array , Long Sandwich , Gotham PD, Chef and his daily routine, Courses in an university, Blocked websites, Median of adjacent maximum numbers, Chef and Subsequences, Chef and Battleship

June Challenge 2017

Persistent oak, Chef and Prime Queries, Saboteur (Challenge), Euler Sum, A Good Set, Cloning, Chef and the Feast, Xenny and Coin Rankings, Triplets, Pairwise union of sets

July Challenge 2017

Chef and Sign Sequences, Pishty and tree, Tree Expectancy, Whats in the Name, Servers (Challenge), Calculator , IPC Trainers, Two Coins

August Long Challenge 2017

Chef and Rainbow Array, Chef And Fibonacci Array, Chef and Mover, Hill Jumping, Walks on the binary tree, Palindromic Game, Mathison and the Data Warehouse (Challenge), Greedy Candidates, Strings and Graphs, Flower Pots

September Challenge 2017

Sereja and Commands, Sereja and Functions (Challenge), Chef and Pick Digit, Minimum Good Permutation, Sum of Cubes, Weasel does Xor on Tree, Weasel finds Staircase, Fill The Matrix, Little Chef and Sums

October Challenge 2017

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

November Challenge 2017

Chef and Intersection Line, Product on the segment by modulo , Chef Hates Palindromes, Polynomials, Chef and Subarray Queries, Chef goes Left Right Left, Lovers Gift, Periodic Palindrome Construction, Villages and Tribes

December Challenge 2017

Chef and Direction, Chef and Universe, Total Diamonds, Santa Delivering Problem, Chef And his Cake, Chef, Leonardo And Queries, Chef And Easy Xor Queries, Penalty Shoot-out, Red and blue points, Chef and Hamming Distance of arrays

March Cook-Off 2017

Rainbow Graph, Safe Robot

April Cook-Off 2017

Bear and Shop Trip, Bear and Candies 123, Bear and AB

May Cook-Off 2017

La Liga, Balanced Array

June Cook-Off 2017

Ada and crayons, SnackUp, Centeroid

July Cook-Off 2017

Chang and Bitwise OR, Chang and the Perfect Function, Chang and Perfect Quadruples, Bipartite Graph from Trees

August Cook-Off 2017

Real obtuse, From heaven to earth

September Cook-Off 2017

Infinite OR Game, Statistics Construction, Subsequence Equality

October Cook-Off 2017

Chef and Counting Test, Chef and Employment Test, Chef and Weird Queries

November Cook-Off 2017

Skiing, Online Chess, Random Pair

December Cook-Off 2017

Minimum SubArray, Rotate Point, Beautiful Array, Football Match

May Lunchtime 2017

Prefix Inversions

June Lunchtime 2017

Maximum Unique Segment, Two Numbers

August Lunchtime 2017

Mathison and the Dynamo shuffle, Mathison and pangrams

September Lunchtime 2017

Chef and Dice, Chef and Cook-Off Contests

November Lunchtime 2017

Smart Strategy

December Lunchtime 2017

Days in Month, Strange Function

January Challenge 2018

(Challenge) Chef and Palindromes, Killing Monsters, A humongous Query, Simplify the Square Root, Killjee and k-th letter , 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, Lucas Theorem, Chef And Land Labeling, Chef And His Characters, Chef And The Patents, Chef and odd queries, Points Inside A Polygon, Car-pal Tunnel, (Challenge) Biased Committee, Permutation and Palindrome

International Coding League (Rated)

Matrix Game, Stingy Strings, Maze Love

February Cook-Off 2018

Chef and Cook-Off, Chef and Tuples, Chef and Line

February Lunchtime 2018

Prefix borders, Game with numbers, Jumping in the hills

March Challenge 2018 DIV 1

Pishty and Triangles, Chef and Easy Problem, Chef and Gcd Queries, Mix the Colors, Minions and Voting, Embedding a Tree (Challenge)

March Cook-off 2018 Division 1

Chef Goes to the Cinema, Chef Restores a Matrix

June Cook-Off 2018 Division 1

Masha and Minions, Good Permutations

September Mega Cook-Off 2018 Division 1

OneTwo, Make a Permutation

November Cook-Off 2018 Division 1

Beautiful Garland, A-B Game

December Cook-Off 2018 Division 1

Yalalovichik Numbers, Yalalovichik Strings

April Lunchtime 2018 Division 1

The hardest gcd problem, Triple-tree decomposition, Fast forward travelling

May Lunchtime 2018 Division 1

Count Substrings, Shifted Palindrome, Weak in the Middle, Maximum Plus

April Challenge 2018 Division 1

Chef and Array (Challenge), Vaibhav and Ministers, Chef at the Food Fair, Cutting Plants, S Semi-palindromic, Highway Crossing, Chef and Same Old Recurrence, Count Good Prefixes, Chef and Same Old Recurrence 2

May Challenge 2018 Division 1

S-T Mincut, Series Sum, Change the Signs, Edges in Spanning Trees, Not a Convex Hull (Challenge), Fake Binary Search, Rubber Band, Dibs on Fibs

August Challenge 2018 Division 1

Coordinate Compression , Modular GCD, Princess and Dragons, Safe Partition, Interactive Matrix, Chef at the River, Lonely Cycles

December Challenge 2018 Division 1

Before Having Donuts, (Challenge) Delete DAG, Colorblind Feast, 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

September Lunchtime 2018 Division 1

Opposite Cites, Chef Restaurant , Coin Partition

October Lunchtime 2018 Division 1

Coloring the Grid, Weird Question, Niceness of the Arrays

Encoder (Rated for Division 2)

Knight Chess, Second Largest Element, Paint the Wall

January Challenge 2019 Division 1

Yet Another Problem About Sequences, Different Neighbours, Partition the Graph, Distinct Pairs, Maximum Distance, Party, (Challenge) Chef and Matching Game, A Pizza Slice

September Challenge 2020 Division 1

Chefina and Swap, Move the Coins 2, Chef and Trump Cards, Find XOR, Rotate the Polyline, Chef and Sums, Move the Coins - Creating Tests, Divide Candies, Vibrating Paths (Challenge), Ada Matrix

Total Problems Solved: 381

2489
(Div 1)
★★★★★★
CodeChef Rating (Highest Rating 2493)
  • 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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