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Programming and DSA

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Programming and DSA

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

Career Paths

From beginner to job-ready. Explore our curated career paths designed to help you succeed in the tech industry.

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Programming and DSA

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Catalogue

Programming and DSA

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

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Practice Compete Compiler
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rishabh

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  • 3★noobhacker00
  •   India
  • Other
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Rating Graph

No. of Contests Participated: 55
1768 (-25)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 217 (Rated)(2025-12-17 22:00:02)
Global Rank:   874
Cheated in:   

Ratings System Update

(2025-12-17 22:00:02)
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None(None)
Global Rank:   0
Cheated in:   

Ratings System Update

(None)
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Contests (55)

Starters 74 Division 4 (Rated)

Mana Points, Odd Even Binary String

January Long 2023 Division 4 (Rated)

Far from origin, Overspeeding Fine, Negative Product

Starters 78 Division 4 (Rated)

Valid Expression, Passing Marks, Candy Store, Good Turn

Starters 79 Division 4 (Rated)

Better Deal, Ageing

Starters 82 Division 4 (Rated)

Reach Home, MIN To MAX, Candy Division

Starters 84 Division 4 (Rated)

Chef and Donation, Elections in Chefland, Melt Gold

Starters 85 Division 4 (Rated)

Efficient PAN Linking, IPL Ticket Rush, Can Chef

Starters 87 Division 4 (Rated)

Four Tickets, Buy Ten Packets, Return the Change, Existence

Starters 83 Division 4 (Rated)

Chef Eren, Budget of Technex, Couple Game

Starters 88 Division 4 (Rated)

Masterchef finals, Online or Offline, Largest and Second Largest

Starters 89 Division 4 (Rated)

Monopoly, Parliament, DDMM or MMDD

Starters 103 Division 4 (Rated)

Sunday Brunch, October Marathon, Divisible By 8, Dice Number

Starters 105 Division 4 (Rated)

Bone Appetit, Dracula Eats, Take it Easy, Dull Operation

Starters 106 Division 4 (Rated)

Fan Poll, Chef Fantasy 11, Survival Time

Starters 107 Division 4 (Rated)

Rock Paper Scissor, Pending Assignments, Clear Day, OR Permutation

Starters 111 Division 4 (Rated)

Reach Codetown, Exams, 404 Not Found

Starters 112 Division 3 (Rated)

Fair Share Settlement, 3 Logicians Walk into a Bar, Max Nutrition

Starters 113 Division 3 (Rated)

Maximum Score , Sum Neq , Make N Zero

Starters 114 Division 3 (Rated)

Painting Walls, Christmas Candy

Starters 116 Division 3 (Rated)

Chef Product, Hattrick, ORST , Access Control

Starters 117 Division 3 (Rated)

Not Prime Permutation, Weapon Choice, Spell Shortening

Starters 119 Division 3 (Rated)

Judged, Cookie Day, K Odd Sum

Starters 120 Division 3 (Rated)

Count Subarrays, Largest K, Sub or Swp, Valentine Gifts

Starters 121 Division 3 (Rated)

Frequal, Caesar Cipher Lite, The Man Code

Starters 123 Division 3 (Rated)

Room Allocation, Maximise Adjacent Sum, Minimum And Maximum I, Minimum And Maximum II

Starters 124 Division 3 (Rated)

Binary Parity, Table Strength, Make It One, Cricket Tournament

Starters 125 Division 3 (Rated)

50-50 Rule, Fake Certificate, Binary Minimal

Starters 126 Division 2 (Rated)

Freedom, Permutation Disturbance

Starters 127 Division 2

Superincreasing, Anti-Triangle

Starters 128 Division 2 (Rated)

XOR And Multiply, MEXimize the Array, Disjoint Non-Decreasing Array

Starters 130 Division 2 (Rated)

Make Equal, Alternating Binary String

Starters 133 Division 2 (Rated)

Powered Parameters, Maximum Alternating Sum

Starters 137 Division 2 (Rated)

Double Trouble, Large Differences

Starters 139 Division 2 (Rated)

Sum of N, Maximum Distance Permutations

Starters 140 Division 2 (Rated)

Make Permutation, Split Permutation, Trick Or Treat, Tree Removal

Starters 141 Division 2 (Rated)

Redundant Array, Amphibian Escape

Starters 142 Division 2 (Rated)

Chef loves Pizza Chef loves halfs, Array Removal, Number Hunt

Starters 144 Division 2 (Rated)

Budget Allotment, Largest K

Starters 146 Division 2 (Rated till 5 stars)

Bouncing Ball, Permutation Construction, Knockout tournament

Starters 153 (Rated)

Butterfly, Another Game, Colorful Tree (Easy Version)

Starters 154 (Rated)

GCD and XOR, Triangle Count (Easy), Add 1 or 2 Game

Starters 155 (Rated)

GCD to 1 (Easy), GCD to 1 (Hard)

Starters 157 (Rated)

Small, Smaller, Smallest, Not-too-far Replacement

Starters 158 (Rated)

Largest Subsequence, XOR Smaller, Buying Game, Multiply 2 to Minimize

Starters 167 (Rated)

Lottery Tickets, Delete Not Equal, Grid Construction (Odd)

Starters 171 (Rated)

Swish Game

Starters 198 (Rated)

Currency Exchange, Restricted Removals

Starters 199 (Rated)

Perfect Ranges, Fence Colouring, Grid MEX, Subtract or Divide

Starters 200 (Rated)

Restrict Palindromes, Good Subsequence

Starters 201 (Rated)

Compare and Connect, Huge Grid (Easy Version), Mixing Liquids, Mark Points

Starters 202 (Rated)

Min-Max Deque, Buying Flowers, If Only I Could Read, Min-Max Deque (Easy)

Starters 203 (Rated)

MEX on Ranges, Maximum MST, Cab Rides

Starters 206 (Rated)

Cyclic Shift Minimization, Gladiator Fighting, Prime Sum

Starters 209 (Rated)

Binary Love, Tactical Conversion, Small GCD Sort, High Score (Easy Version)

Starters 217 (Rated)

Make An AP, Range MEX, Add to make Positive, Add 1 or 3

Total Problems Solved: 182

1768
(Div 2)
★★★
CodeChef Rating (Highest Rating 1793)
  • 6365 Global Rank
  • 5426 Country Rank

Badges

Contest Contender - Gold Badge

Contest Contender - Gold Badge

Received for participating in 50 Contests

Problem Solver - Bronze Badge

Problem Solver - Bronze Badge

Received for solving 50 Problems

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