Sandeep
- sandeepsajiru
India- Professional
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Submissions Heat Map
Learning Paths (6)
Graphs
Design and Analysis of Algorithms
Disjoint Set Union
Binary Search
Learn SQL
Java Problem Solving
Practice Paths (7)
SQL Practice Queries
Practice for ZCO and INOI
1600 to 1800 difficulty problems
Heaps
Data Structures Interview Questions
Jump from 2* to 3*
Rise from 3* to 4*
Contests (64)
August Challenge 2016
Chef and Chocolate
December Challenge 2016
Train Partner
July Lunchtime 2016
Drumpf for President!
September Lunchtime 2017
Chef and Cook-Off Contests
March Challenge 2020 Division 2
XOR Engine, Ada Bishop 2, Pintu and Fruits
April Challenge 2020 Division 2
Sell All the Cars, COVID Pandemic and Long Queue
May Challenge 2020 Division 2
Coronavirus Spread, Isolation Centers
April Cook-Off 2020 Division 2
Matrix Decomposition, Lift Requests
February Lunchtime 2020 Division 2
At the Gates, Not All Flavours
September Challenge 2020 Division 2
A Problem on Sticks, Ada Matrix
November Challenge 2020 Division 2
Ada and Dishes
December Challenge 2020 Division 2
Positive Prefixes, Even Pair Sum, Vaccine Production, Vaccine Distribution
December Cook-Off 2020 Division 2
Minimum Attendance Requirement
November Lunchtime 2020 Division 2
Gasoline Introduction
September Cook-Off 2020 Division 2
Bowling Strategy
September Lunchtime 2020 Division 2
Watermelon
January Lunchtime 2021 Division 3 (Unrated)
Ashishgup and Interviews, Pair Me, Binary Subsequence, Even Differences, Even Sum
February Challenge 2021 Division 3
Frog Sort, Team Name, Chef and Meetings, Maximise Function, Highest Divisor
February Lunchtime 2021 Division 2
Daanish and Problems, Smallest Possible Whole Number, Coprime Range
CodeChef Div 3 Rated Contest 2021 Division 3
Chef and Patients, Body Mass Index, Total Score
February CodeChef Starters 2021 Division 3 (Rated)
Maximum Value, College Life 2, College Admissions, Valid String, Chef and Coupon
April Cook-Off 2021 Division 2
OR of ANDs, Chocolate Monger
July Cook-Off 2021 Division 2
XOR-ORED
July Lunchtime 2021 Division 2
Beautiful Pairs, Array Rotation Returns
SnackDown 2021 - Online Qualifiers
Lucky Number, Maximum Number Of Distinct Elements
SnackDown 2021 - Online Round 1A
Round Robin Ranks , Dance Moves, Min Max LCM
November Challenge 2021 Division 2 (Unrated)
Equal Coins
December Cook-Off 2021 Division 2
Median Minimization, Musical Chairs
January Long 2022 - I, Division 2 (Unrated)
Prime in a binary string
Starters 45 Division 2 (Rated)
Even Equal Odd, Xor and Multiply, Retrieve the Array, Adjacent Sum Parity
Starters 47 Division 2 (Rated)
Copy and Push Back, Similar Heights, End Sorted
Starters 49 Division 2 (Rated)
High Frequency, Valid Minimum
Starters 52 Division 2 (Unrated)
Minimum Sum, WA Test Cases, K-Flip, Gritty Grid
August Lunchtime 2022 Division 2 (Rated)
Easy Permutation, Array Equality
Starters 64 Division 2 (Rated)
Luigi and Uniformity
Starters 65 Division 3 (Rated)
Nahaane Jaa, Parity, Candies, Binod, Hackerman
Starters 69 Division 2 (Rated)
Akash and Dinner, Distinct Sequence
Starters 70 Division 3 (Rated)
Cost of Groceries, Minimum distance between 1s, Prime Reversal, Frequency Array Retrieval
Starters 73 Division 3 (Rated)
Find an integer, Consecutive Xor, Lucky Numbers, Append for OR
Starters 79 Division 2 (Rated)
One Stone or Two Stones, Add smallest prime factor, Distinct Opposite Sums
Starters 81 Division 2 (Unrated)
Good XOR, Divide Pages
Starters 82 Division 2 (Rated)
Find eX, Difference Matrix, MIN To MAX
Starters 84 Division 2 (Rated)
Max count of 1, Max Binary
Starters 85 Division 3 (Rated)
Crazy Bishops on Chessboard, Efficient PAN Linking, Inside The Stadium, Can Chef
Starters 86 Division 2 (Rated)
String Game , Largest Y, Maximise Score
Starters 87 Division 2 (Rated)
Existence, AB plus C
Starters 83 Division 2 (Rated)
Construct String, Order by XOR
Starters 92 Division 2 (Rated)
Rectangular Tiling, Dotify Playlist
Starters 93 Division 2 (Rated)
Break Free, Problem
Starters 94 Division 2 (Rated)
CodeChef Streak, Possible or Not
Starters 96 Division 2 (Rated)
Remove Multiples
Starters 97 Division 3 (Rated)
Caesar Cipher, Schrodinger Smiley, Best of Two
Starters 99 Division 2 (Rated)
Card Swipe, Exclusion-Inclusion
Starters 104 Division 2 (Rated)
Maximise Sum
Starters 107 Division 2 (Rated)
Rock Paper Scissor, OR Permutation
Starters 111 Division 2 (Rated)
Reach Codetown
Starters 112 Division 2 (Rated)
3 Logicians Walk into a Bar, Permutation Construction, Max Nutrition
Starters 114 Division 3 (Rated)
Painting Walls, Christmas Candy
Starters 116 Division 3 (Rated)
Chef Product, Hattrick, ORST , Minimum Wage, Access Control
Starters 117 Division 3 (Rated)
Not Prime Permutation, Weapon Choice, Spell Shortening
Starters 118 Division 2 (Rated)
Subset GCD, Join States, Xorry 2, Xorry 1
Starters 122 Division 2 (Rated)
Arya In Grid, Transformation Cost, Man of the Match
Starters 131 Division 2 (Rated)
K-Closeness, Dice Deception, Encrypt Value
Starters 143 Division 2 (Rated)
Non-Divisor Array, Binary Conversion
Starters 144 Division 2 (Rated)
Budget Allotment, Largest K
Starters 207 (Rated)
Adjacent Sums, Subset MEX Counting, Make Subarray
Starters 208 (Rated)
Sabotage, Alternate Jumps, Cycle and Add