Prem Narayan
- rockshivam999
India- Student
- ITS Engineering College Greater Noida, Uttar Pradesh, India
- No Active Plan. View Details
Submissions Heat Map
Learning Paths (0)
Practice Paths (2)
Contests (36)
March Challenge 2021 Division 3
Chef and Groups, No Time to Wait
April Challenge 2021 Division 3
Valid Pair, World Record, Strong Language
May Cook-Off 2021 Division 3
The Last Problem, Marathon
May Lunchtime 2021 Division 2
Charges, Tom And Jerry 1
May CodeChef Starters 2021 Division 3 (Rated)
Plagiarism, Lazy Chef, Correct Sentence
May Challenge 2021 Division 3 (Rated)
Xor Equality, Tic Tac Toe, Golf, Solubility
June Challenge 2021 Division 2 (Unrated)
Shortest Route, Bella ciao, Summer Heat
June Cook-Off 2021 Division 2
The Wave
June Lunchtime 2021 Division 2
False Number, Unpleasant Ones
July Challenge 2021 Division 2 (Unrated)
XxOoRr, Optimal Denomination
July Cook-Off 2021 Division 2
XOR-ORED, Mod Equality
September Challenge 2021 Division 2 (Unrated)
XOR Equal, Shuffling Parities, Airline Restrictions, Travel Pass
CodeChef Starters 11 Division 2 (Rated)
The Grid Fill Problem, Obtain the Sum
CodeChef Starters 12 Division 2 (Unrated)
Make it Divisible
October Challenge 2021 Division 2 (Unrated)
Longest AND Subarray
Exun 2021-22 Division 2 (Rated)
Sarthak and his Magic Grid, Vedant and his Hidden Array
Starters 46 Division 2 (Rated)
Sort the String
September Long 2022 Division 3 (Rated)
Speed Limit Test, Bob at the Bank, Interesting Subarray, Good Pairs
Starters 63 Division 3 (Rated)
One-XOR Deletions, Make Length 1, Minimum Absolute Score, Avoid Squares Please
Starters 64 Division 3 (Rated)
Mario and the Broken String, Luigi and Uniformity, Range Assign, Number of Distinct Elements Minimize, Distinct Colors
Starters 65 Division 2 (Rated)
Nahaane Jaa, Candies, Binod
Starters 68 Division 2 (Rated)
Boring String, XOR Product, Expense List, Make Money
Starters 69 Division 2 (Rated)
Akash and Dinner, Distinct Sequence
Starters 70 Division 2 (Rated)
Minimum distance between 1s, Prime Reversal
Starters 72 Division 2 (Rated)
N Triplets
Starters 73 Division 2 (Rated)
Append for OR
Starters 74 Division 2 (Rated)
Lcm hates Gcd, Odd Even Binary String
Starters 76 Division 2 (Rated)
Make Array Odd, Zero String, Construct Array, Not Divisible
Starters 78 Division 2 (Rated)
Valid Expression
Starters 81 Division 2 (Unrated)
Divide Pages
Starters 82 Division 2 (Rated)
Find eX, Make A-B Same, Difference Matrix, MIN To MAX
Starters 84 Division 2 (Rated)
Max count of 1, Max Binary, Chef And Adjacent Sums
Starters 85 Division 2 (Rated)
Crazy Bishops on Chessboard, Efficient PAN Linking, Inside The Stadium
Starters 86 Division 2 (Rated)
String Game , Maximise Score
Starters 87 Division 2 (Rated)
Existence, AB plus C
Starters 88 Division 2 (Rated)
Chef and Asteroids, Unstable Subarray
Starters 89 Division 2 (Rated)
Plus 2 or Minus 1, Positive or Negative Subarrays, Subarray Removal
Starters 93 Division 2 (Rated)
Break Free, Problem
Starters 94 Division 2 (Rated)
CodeChef Streak, Possible or Not
Starters 95 Division 2 (Rated)
Boxes, Transfusion Chain, EVacuate to Moon
Starters 96 Division 2 (Rated)
Swap the numbers, Mex Array, Remove Multiples
Starters 103 Division 2 (Rated)
Divisible By 8, Dice Number