Rishu Kumar Singh
- rishu_rocks
India- Student
- National Institute of Technology Warangal
- No Active Plan. View Details
Submissions Heat Map
Learning Paths (0)
Practice Paths (1)
Contests (73)
February Long 2022 - I, Division 3 (Rated)
N Queens Puzzle Solved !, Chef and the Hair Salon
CodeChef Starters 31 Division 3 (Rated)
Alternating String, Group Assignment
March Lunchtime 2022 Division 3
Minimum number of coins, Buy 2 Get 1 Free
CodeChef Starters 32 Division 4 (Rated)
Volume Control
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
May Cook-Off 2022 Division 4 (Rated)
Chef and Gym, Chef and Masks, Farmers League
Starters 37 Division 4 (Rated)
The Mango Truck, Roller Coaster, Infernos
May Long One 2022 Division 4 (Rated)
Sugarcane Juice Business, Football Cup, Miami GP
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 40 Division 4 (Unrated)
Difficulty Rating Order, Infinity Staircase, Doubt Support Availability, Whatsapp Messages, Take discount or Not
Starters 41 Division 4 (Rated)
Equal Integers, Chef and Brain Speed, Chef and Chocolates, Is this priority or parity!, Determine the Winner
July Lunchtime 2022 Division 4 (Rated)
Interior Design, The Last Levels, Easy Pronunciation, True and False Paper
Starters 48 Division 4 (Rated)
Buy Lamps, Fill The Grid, Passes for Fair, Fill Candies
July Long Two 2022 Division 4 (Rated)
Chef in his Office, Insurance
Starters 49 Division 4 (Rated)
N Buttons 1 Bulb, Is it hot or cold, Maximise the Tastiness
August Long 2022 Division 4 (Rated)
Sale Season, Two Trains, Maximum Submissions, Make A and B equal
Starters 52 Division 4 (Rated)
AI Analysing Code, WA Test Cases, Air Conditioner Temperature
September Long 2022 Division 4 (Rated)
Speed Limit Test, Bob at the Bank, Chef and Wire Frames
Starters 57 Division 4 (Rated)
Alice and Marks, Integers that sum to the same value, Even Splits, Two Different Palindromes
October Long 2022 Division 4 (Rated)
Podium Finish, Minimum Pizzas, Building Race
Starters 61 Division 4 (Rated)
Different Consecutive Characters , Reach on Time, Odd Sum Pair
Starters 63 Division 4 (Rated)
Packing Books, Tasty Decisions, Avoid Squares Please
Starters 65 Division 4 (Rated)
Nahaane Jaa, Parity, Candies, Hackerman
Starters 66 Division 4 (Rated)
Binary Battles, Squats, Monopoly in Chefland
Starters 67 Division 4 (Rated)
Expensive Steps , Minimum Number of Ones, Counting Problem, Tour of King
Starters 69 Division 4 (Rated)
Rain in Chefland, Scalene Triangle, Convert to permutation
Starters 70 Division 3 (Rated)
Cost of Groceries, Prime Reversal
Starters 72 Division 4 (Rated)
Indivisible, Apples and oranges, Sum it
Starters 75 Division 4 (Rated)
Three Powers of Two, Two Ranges, Saving Taxes, Profit Increment
Starters 76 Division 4 (Rated)
Redistributing Chocolates, Read Pages, Zero String, 400M Race
Starters 78 Division 4 (Rated)
Valid Expression, Passing Marks, Candy Store, Good Turn
Starters 79 Division 3 (Rated)
One Stone or Two Stones, Add smallest prime factor, Distinct Opposite Sums, Better Deal
Starters 82 Division 3 (Rated)
Make A-B Same, Reach Home, Difference Matrix, MIN To MAX
Starters 84 Division 3 (Rated)
Max count of 1, Elections in Chefland, Max Binary, Chef And Adjacent Sums, Melt Gold
Starters 85 Division 3 (Rated)
Efficient PAN Linking, Inside The Stadium, Can Chef
Starters 86 Division 3 (Rated)
String Game , Cricket Match, Chef and Battery , Maximise Score
Starters 87 Division 3 (Rated)
Return the Change, Existence
Starters 83 Division 3 (Rated)
Construct String
Starters 88 Division 3 (Rated)
Unstable Subarray, Largest and Second Largest
Starters 91 Division 3 (Rated)
Odd GCD Permutation, Blobby Volley Scores, Maximum Sum Permutation
Starters 92 Division 3 (Rated)
Rectangular Tiling, Dividing into Groups, Distance Coloring, Dotify Playlist, Water Filling
Starters 94 Division 3 (Rated)
Gymkhana Election IIIT-A, CodeChef Streak, Possible or Not
Starters 95 Division 3 (Rated)
Alt-Tab, Boxes, Transfusion Chain, EVacuate to Moon
Starters 96 Division 3 (Rated)
Remove Multiples, Bells of Pilgrimage, Weeding
Starters 97 Division 2 (Rated)
Schrodinger Smiley, No Palindrome
Starters 98 Division 2 (Rated)
Airport Management, Ball Distribution
Starters 99 Division 2 (Rated)
Card Swipe, Exclusion-Inclusion
Starters 101 Division 2 (Rated)
Warrior Chef, Lockpicking Chef
Starters 102 Division 2 (Rated)
Parity Permutation, Bit Play, Array Sum
Starters 104 Division 2 (Rated)
Maximise Sum, GCD and LCM
Starters 106 Division 2 (Rated)
Playing with OR, Save People, Guess the winner!, Count Possibilities
Starters 107 Division 2 (Rated)
Rock Paper Scissor, OR Permutation
Starters 108 Division 2 (Rated)
Clan Expansion, Palindromic Prime Numbers
Starters 112 Division 2 (Rated)
Cursed Indices, 3 Logicians Walk into a Bar, Permutation Construction, Max Nutrition
Starters 113 Division 2 (Rated)
Minimise Maximum Subarray Sum, Maximum Score , Sum Neq
Starters 114 Division 2 (Rated)
Rock-Paper-Scissors, Christmas Candy
Starters 116 Division 2 (Rated)
ORST , Access Control
Starters 117 Division 2 (Rated)
Spread Spree, Not Prime Permutation, Spell Shortening
Starters 118 Division 2 (Rated)
Subset GCD, Join States, Is it uniquely decodable, Xorry 2, Xorry 1
Starters 119 Division 2 (Rated)
Cookie Day, Another Good String , K Odd Sum
Starters 120 Division 2 (Rated)
Find Permutation , Count Subarrays, Sub or Swp
Starters 122 Division 2 (Rated)
Arya In Grid, Transformation Cost, Man of the Match
Starters 123 Division 2 (Rated)
Maximise Adjacent Sum, Check Adjacent Sum, Minimum And Maximum I, Yet Another Alice Bob Game, Minimum And Maximum II
Starters 124 Division 2 (Rated)
Binary Parity, Table Strength, Swap and Unite, Make It One
Starters 125 Division 2 (Rated)
Bucket Game, Operating on A, Fake Certificate, Binary Minimal
Starters 126 Division 2 (Rated)
Freedom, Permutation Disturbance
Starters 127 Division 2
Superincreasing, Anti-Triangle
Starters 129 Division 2 (Rated)
Palindromic Substrings, Ballon d Or
Starters 130 Division 2 (Rated)
Make Equal, Alternating Binary String, Good Binary String
Starters 133 Division 2 (Rated)
ABC Conjecture 3, Powered Parameters, Maximum Alternating Sum
Starters 134 Division 2 (Rated)
Origin, Prison Escape, Rock Paper Scissors, 3out1in
Starters 135 Division 2 (Rated)
Invert And Equalize, Change A to B