Infinity
- 3★infinity_77
- India
- Student
- Darshan Institute of Engineering and Technology, Rajkot
- List of teams by Infinity
- https://discuss.codechef.com/u/infinity_77
- No Active Plan. View Details
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Ratings System Update
(2023-12-27 22:15:04)Ratings System Update
(2022-12-20 00:00:00)CodeChef Rating Distribution
Submissions
Practice Problems (377):
Practice:
Transform the Expression, Enormous Input Test, ATM, Cutting Recipes, Popular Rice Recipe, Misinterpretation, Hotel Bytelandia, Fit to Play, Jewels and Stones, Top Batsmen, Remember the recipe, Closing the Tweets, Racing Horses, Ciel and Receipt, Recipe Reconstruction, Tourist Translations, Packaging Cupcakes, Reversing directions, Chef of the Year, Three Different Numbers, Maximum Weight Difference, Name Reduction, Your Name is Mine, Lapindromes, Code, Number Mirror, Chef and Girlfriend, Chef and Feedback, Chef and Remissness, Chef-jumping, Chef and Digits, Shortest Path in Binary Trees, Divide the Cake, Stone, Guessing Game, Forgot Password, Copy-Paste, Chef and Gift, Chef and easy problem, Brackets, Bread, Lucky Four, Broken Telephone, Equality, Version Control System, Add Two Numbers, Find Remainder, First and Last Digit, Smallest Numbers of Notes, Sum of Digits, Reverse The Number, Helping Chef, Total Expenses, Id and Ship, Gross Salary, Valid Triangles, Grade The Steel, Second Largest, Small Factorial, Primality Test, Finding Square Roots, The Block Game, Cops and the Thief Devu, Chef and the XORed Number , Sum of palindromic numbers, Chef And Operators, Mahasena, Almost Sorted Permutation, Processing a string, Distinct Codes, Palindromic substrings, Chef and digits of a number, Alternating subarray prefix, maximize the sum, Puppy and Sum, Simple Statistics, Laddu, Coins And Triangle, Drumpf for President!, Studying Alphabet, Watson asks Does Permutation Exist, The Largest Bouquet, Chef and his Students, Second Max of Three Numbers, Max Out, Bear and Candies 123, Courses in an university, Median of adjacent maximum numbers, A Good Set, From heaven to earth, Days in Month, Rectangle, Chef And His Characters, Mighty Friend, Jumping in the hills, Mix the Colors, Split Sums, Candy Love, Chef and Replication, Two vs Ten, Sum OR Difference, Decrement OR Increment, Area OR Perimeter, HOW MANY DIGITS DO I HAVE, Program Your Own CALCULATOR, Is it a VOWEL or CONSONANT, Problem Sort, Counting Pretty Numbers, Encoding Message, OR Matrix, Chef and Bored Games, Mixi Game, Chef and Problem Setting, ATM Machine, Chef and chess, Chef and SnackDown, Three Friends, Truth and Dare, Event, Lucky Number Game, Distinct Pairs, Buying New Tablet, Chef and Party, Average Number, The Tricky Deal, Greg and Grid, Testing Robot, Max power, Making a Meal, Guddu on a Date, Attendance, Fast Food, Chef and Mean , Playing with Matches, Weapon Value, Counting Inversions Revisited, How much Scholarship, Chef Diet, That Is My Score!, Compress the List, Change It, Chef and String, Mr Pr in a Dilemma , Tax Slabs, Find maximum in an Array, Coronavirus Spread, Chef in Fantasy League, OR-thodox Distinction, Another Card Game Problem, Smallest KMP, Mode of Frequencies, Split the Str Ing, Decreasing Srrnmieeda, Ada and Dishes, Flip the String, Vaccine Distribution, Array Swaps, Minimum Attendance Requirement, Bodybuilder, College Life 2, College Life 5, Password, Chef and Coupon, Pawri Meme, Weight Balance, Suffix Sort, Possible Victory, Birthday Gifts, Strong Language, Hiring Test, Bench Press, B - Valentine Couples, Array Rotation, Xor Equality, Plagiarism, Bella ciao, HTML Tags, ICPC Balloons, XxOoRr, The Wave, Unpleasant Ones, Different String, Equal Difference, Food Chain, Say No To Drugs, Black cells in a chessboard, K-th Maximum, Maximum Length Even Subarray, Programming Languages, Just a Graph, Odd Repeat, Airline Restrictions, Longest AND Subarray, Fake Swaps, Adjacency Hatred, MEX-OR, A Subtask Problem, Professor And Directions, Chef And Salary Pay, FIXFIX, Cool Name, Pass or Fail, Average Flex, Equal Coins, The One with Russ, GCD of Prefixes, New Piece, Disabled King, Make it Divisible, Chef and Stock Prices , Yet another subarray problem, Remove Element, Red Light, Green Light, String protocol, Plusle and Minun on Array, Subarray permutations, Sarthak and his Magic Grid, Mean Maximization, Equal Card Game, Elections in Chefland, EVM Hacking, Equal MEX, Perfect Permutation, Hostel Room, Distinct Binary Strings, Prefix Permutation, Parallel Processing, Battery Low, Fill the Bucket, Tyre problem, Permutation Xority, Akash and Missing Class, Swapping Chefs Way, Alternating String, Sign Moves, Binary String Cost, Email Reminders, The Cheaper Cab, Monthly Budget, Non Adjacent Flips, Dark Light, Pairwise Xors, Average Array, Palindrome Pain, Farmers League, Laptop Recommendation , Average Gift, Circular Track, My very 1st contest!, Xor Palindrome, Subarrays with length, Path Parity, Playlist, Break the Stick, Minimum or Maximum, How Many Maximums, Zero Ones Equal One Zeros, Distinct Palindrome, Maximize Difference, Equal by XORing, Prime Xor, Strong Elements, Retrieve the Array, Adjacent Sum Parity, Sort the String, Fill The Grid, Positive array, To Divide or Not To Divide, Hungry Chef, High Frequency, Valid Minimum, Average Permutation, Different Medians, Dominant Element, XOR with smallest element, Hello Equation, Minimum Sum, Permutation Clear, Reach the Target, Add to Subsequence, Maximum Subarray , Confusing Concatenations, Expert Setter, Tax in Chefland, Palindrome Flipping, Different Consecutive Characters , Reach on Time, Odd Sum Pair, Sorted Substrings, Make Multiple, Final Sum, X Jumps, Max minus Min, Test Score, One-XOR Deletions, Make Length 1, Range Assign, Number of Distinct Elements Minimize, Split and Maximize, Spliting Balls, Akash and Dinner, Just Like Mob!, Squats, Expensive Steps , Boring String, XOR Product, Rain in Chefland, Scalene Triangle, Convert to permutation, Distinct Sequence, Kitchen Timings, Spice Level, Minimum distance between 1s, Frequency Array Retrieval, Asymmetric Swaps, Maximizing LCS, Find an integer, Consecutive Xor, Append for OR, Array Halves, Battery Health, Lcm hates Gcd, Odd Even Binary String, Prefix Ones, Saving Taxes, Profit Increment, Take Not Less, Tekken, Three Numbers, Valid Expression, One Stone or Two Stones, Good XOR, Distinct Matrix, Divide Pages, Find eX, Four Tickets, CodeChef Learn Problem Solving, Parliament, Online or Offline, Learning SQL, Favourite Numbers, Chef Odd, Bus Seat Numbering, Parking Charges, Maximum Sum Permutation, The Gift, Possible or Not, The Vowel Matrix, Distance Coloring, Oneful Pairs, Break Free, NASA, EVacuate to Moon, Ball Distribution, GCD Discount, Mixing Extraordinaire, Stamps 100, Concussive Sequence, Minimize Xor Difference, Lockpicking Chef, Mirror, Unique Treat, Many Ladoos, Save People, Unique xor, Lexicographically Largest , Maximise Sum, GCD and LCM, Wishcraft, Minimum XOR, Adjacent Flips, Palindromic Prime Numbers, Prefixing, Beautiful Strings, Cursed Indices, Minimise Maximum Subarray Sum, Make All Equal, Decorating Christmas Tree
Contests (398):
Getting started Practice Contest :
Find Second Largest, Raju and His Trip, Find Me, Reverse Me, Range Odd, Sum Is Everywhere, Add Natural Numbers, Factors Finding, Is Both Or Not, Buy Please, Valid Triangle Or Not, Triangle Everywhere, Triangle With Angle, Reverse Star Pattern, Alternative Square Pattern
Getting Started:
Enormous Input Test, ATM, Number Mirror, Lucky Four, Add Two Numbers, Find Remainder, First and Last Digit, Sum of Digits, Reverse The Number, Chef And Operators
March Long One 2022, Division 4 (Rated):
Akash and Missing Class, Exact Marks, Discus Throw, Bath in Winters, Wordle
March Long Two 2022, Division 4 (Rated):
Chef and Races, Increase IQ, The Three Topics, The Rating Dilemma
March Lunchtime 2022 Division 4:
Credit score, Minimum number of coins, Buy 2 Get 1 Free, CRED Coins
Starters 36 Division 4 (Rated):
Who is taller!, Presents for Cheffina, Chef and Chapters, Chef and Bird farm
April Long Two 2022 Division 4 (Rated):
Sasta Shark Tank, Six Friends, Best Coupon, Pseudo Sorted Array
May Lunchtime 2022 Division 4 (Rated):
Bucket and Water Flow , Apples and Oranges, How many unattempted problems, Problems in your to-do list
May Long Two 2022 Division 4 (Rated):
Practice makes us perfect, Score High, Total Prize Money, Degree of Polynomial
Starters 41 Division 4 (Rated):
Equal Integers, Chef and Brain Speed, Chef and Chocolates, Determine the Winner
Starters 42 Division 4 (Rated):
Divisible by 3, Age Limit, Equal Distribution, Minimum number of Flips
June Long Two 2022 Division 4 (Rated):
Count the ACs, Make all equal using Pairs, Complementary Strand in a DNA, Fitness
July Lunchtime 2022 Division 4 (Rated):
Interior Design, The Last Levels, Easy Pronunciation, True and False Paper
August Long 2022 Division 4 (Rated):
Sale Season, Two Trains, Maximum Submissions, Make A and B equal
August Lunchtime 2022 Division 4 (Rated):
Test Averages, Candy Distribution, Equalizing Numbers, Array Equality, Height of Rationals
September Long 2022 Division 4 (Rated):
Speed Limit Test, Bob at the Bank, Chef and Wire Frames, Interesting Subarray, Good Pairs
September Lunchtime 2022 Division 4 (Rated) (Based on EJOI):
Sleep deprivation, Flip the cards, Equalize AB, Stick Break, Permutation Creation
Starters 57 Division 4 (Rated):
Alice and Marks, Integers that sum to the same value, Even Splits, Non-Negative Product, Two Different Palindromes
October Long 2022 Division 3 (Rated):
Building Race, Single Operation Part 1, Single Operation Part 2
Starters 64 Division 4 (Rated):
Mario and the Broken String, Luigi and Uniformity, Distinct Colors, Water Consumption
Starters 67 Division 4 (Rated):
Maximum Angriness, Minimum Number of Ones, Counting Problem, Tour of King
December Long 2022 Division 4 (Rated):
Divisible by A_i, Gcd of Subarrays, Good Investment or Not, Divisible by K, Reach fast, Maximise XOR
Starters 74 Division 3 (Rated):
Facebook, Mana Points, Chef And Babla, Lcm hates Gcd, Odd Even Binary String
January Long 2023 Division 3 (Rated):
Asymmetric Swaps, Far from origin, Overspeeding Fine, Negative Product
Starters 76 Division 4 (Rated):
Redistributing Chocolates, Read Pages, Make Array Odd, Zero String, Contruct Array, 400M Race, Not Divisible
Starters 79 Division 4 (Rated):
Add smallest prime factor, Distinct Opposite Sums, Better Deal, Ageing
Starters 80 Division 3 (Rated):
Permutation Subsequence, Prefix Permutation, Just One More Episode, Single-use Attack, Running Comparison, Equal Elements
Starters 82 Division 3 (Rated):
Make A-B Same, Reach Home, Difference Matrix, MIN To MAX, Candy Division
Starters 84 Division 3 (Rated):
Max count of 1, Chef and Donation, Elections in Chefland, Max Binary, Chef And Adjacent Sums, Melt Gold
Starters 85 Division 3 (Rated):
Crazy Bishops on Chessboard, Efficient PAN Linking, Inside The Stadium, IPL Ticket Rush, Can Chef
Starters 83 Division 3 (Rated):
Chef Eren, Construct String, Budget of Technex, Order by XOR, Couple Game
Starters 89 Division 3 (Rated):
Monopoly, Plus 2 or Minus 1, Positive or Negative Subarrays, DDMM or MMDD
August Long 2023 Division 3 (Unrated):
All New CodeChef, Maximum Deliciousness, I Can Use Both Hands!
SQL Contest (Unrated):
First Problem on SQL, Number of Distinct Institutes, Div 2 Ranklist, Total Time
Learning Paths (90):
Learn SQL:
Introduction, Create table , Insert table , How to insert to a table, Debug this query, Alter table , update table, Practice Problem - Alter table, Practice Problem - Update table, Delete From, Constraints, Practice - Delete From, Debug this query, Introduction to Queries, SELECT Query, DISTINCT, WHERE, BETWEEN, Practice problem, Debug this query, AND, OR, Like, Practice problem, Debug this query, Order by, LIMIT, NULL Values, COUNT(), MAX() and MIN() , ROUND() , Problem - COUNT() MAX() and MIN() , Problem-ROUND(), Debug this query, SUM(), AVG(), Problem - SUM() and AVG() , Group By, Having, Problem-Group By & Having, Debug this code
SQL Intermediate:
Introduction - Combining tables manually, Combining tables with SQL, Combining tables with SQL, Inner Joins, Left Joins, Primary Key vs Foreign Key, Cross join, Union, WITH, Data Transformation, Non-Correlated Subqueries, Problem - Non-Correlated Subqueries, Correlated Subqueries, Problem - Correlated Subqueries, Union All, Intersect, Except, Conditional Aggregates Introduction, Null, Case - When, Count using Case, Sum using Case, Combining Aggregates
Learn HTML / CSS:
Introduction to HTML & CSS, Lets start with HTML, Lets really start, HTML Skeleton, HTML Skeleton, HTML Skeleton - Lets code, Pop Quiz, HTML Headings, HTML Paragraphs, Format your text, Pop Quiz, Recap, Remember our goal!, Introduction to HTML Recap, HTML Lists, Add Images to your webapge, Add links to your webpage, Add links to images on your webpage, Pop Quiz, Pop Quiz, HTML Tables, HTML Tables, HTML Table Headings, HTML Table Borders, HTML Table Head and Footer, Module recap
Practice Paths (147):
Level up from 1* to 2*:
Richie Rich, Vaccine Dates , Hoop Jump, The Two Dishes, Motivation, Two Dishes, Problem Category, Programming Languages, Chef and Spells, Smallest Possible Whole Number, Weight Balance, Chef and Stock Prices , Turn It, Maximum Length Even Subarray, Distinct Pair Sums, Tom And Jerry 1, Lucky Four, Playing with Matches, Make all equal using Pairs, Devu and friendship testing, Lazy Salesman, ICPC Balloons, Chocolate Monger, Simple Statistics, Gift Shop and Coupon, Watson asks Does Permutation Exist, Maximize the Minimum, Maximum Trio, Points and Lines, Maximise the Subsequence Sum, Even Splits, Cooking Machine, Pushpa , Reversal Sorting
Jump from 2* to 3*:
Make it Divisible, Indivisible Permutation, Minimum Number of Pizzas, Distinct Pair Sums, Turn It, Alternating Work Days, Guessing Game, Mix the Colors, Sleepy Chef, Say No To Drugs, The Nights Watch, Nice Pairs , Cakewalk, Dense Bracket Sequence, Good Pairs
Prepare for your DSA interviews:
Defeat The Monster 1, Attack on Kingdom, Three Number Expression, Lucky Number, Pixel Damage, Emotional Proximity, Color the Cube, Taxi Cost, Number of Rectangles, Power M divisibility by 7, Find Integer, Asteroid Hit, School Assembly, 0xxx1, Divisible and not divisible, RestroPay, Kth Number, Least pair sum k elements, Array Reordering, Sort the array, Reordering Strings, Find the Pattern, Add One, Password Chef, Balance the String , Merge The Milk, Reverse The Linked List, Find the Middle, Remove Duplicates, Rotate the List, Insert Remove Nodes, Even and Odd, Insert and Delete, Reverse the Segment, Duplicate Removal, Crits in a Linked List! , Another sorting problem, Next Smaller value, Remove Duplicates from Sorted List, Stack Sort, BFS Ordering, Necklace, Is It There, Find the Subtree, Counting Nodes, Regenerate Tree
Practice for ZCO and INOI:
List of Books, Reverse, Sorting Rows of Numbers, Word List, Smart Phone, Matched Brackets
Strings:
DNA Storage, N Buttons 1 Bulb, Wordle, Different Consecutive Characters , DDMM or MMDD, Add One, Chef and Happy String , Efficient PAN Linking, Blobby Volley Scores, Studying Alphabet, Lapindromes, Chef and Feedback, Password
Arrays:
Find maximum in an Array, Snapchat, Cost of Groceries, MIN To MAX, Running Comparison, Red Light, Green Light, Largest and Second Largest, CodeChef Streak, Candies, Cops and the Thief Devu
Basic Math:
Fitness, Test Averages, Second Max of Three Numbers, 7 Rings, Chef and Chocolates, Make AP, Find Remainder, Integers that sum to the same value, Candy Store, Minimum Number of Ones, Scalene Triangle, Negative Product, Sum of Digits, Favourite Numbers, Make A and B equal, Construct N, Alternate Additions, Two vs Ten, Puppy and Sum, Divisible by 3, Balls and Boxes
Contributions
Problems Authored (0)
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Problems Tested (0)
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Editorials Contributed (0)
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