Ujjwal Rai
- iujjwalrai
India- Other
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Submissions Heat Map
Learning Paths (1)
Practice Paths (8)
1600 to 1800 difficulty problems
Number theory
Dynamic programming
Bit manipulation
Operating systems Interview Questions
1400 to 1600 difficulty problems
Jump from 2* to 3*
Practice Java
Contests (21)
Starters 146 Division 4 (Rated till 5 stars)
Olympics 2024, No Winner
Starters 147 Division 4 (Rated till 5 stars)
Independence Day 101, Truth Teller And Liars 101, Gold Coins 101
Starters 148 Division 4 (Rated)
Let Me Eat Cake!, Clearance Sale, FightBots
Starters 149 (Rated)
Magical World, Easy Subarray Sum, Approximate Answer
Starters 150 (Rated)
Find Multiset State, IOI 2024, Ratio By 2, Equal Pairs (Easy)
Starters 152 (Rated)
Maximize Hamming Distance, Chess Olympiad, Winning World Finals, Range Minimize
Starters 160 (Rated)
Too Many Oranges, Equate S and T
Starters 171 (Rated)
Swish Game, Advitiya
Starters 172 (Rated)
Time Machine, Small Palindrome, Streak Star
Starters 193 (Rated)
Count Odd Even Divisors, Check Odd Even Divisors, Add Permutation
Starters 195 (Rated)
Failing Grades, Marble Collector
Starters 198 (Rated)
Currency Exchange, Decoration Discount
Starters 201 (Rated)
Huge Grid (Easy Version), Mixing Liquids, Mark Points
Starters 203 (Rated)
Cab Rides, Passing Grade
Starters 209 (Rated)
Binary Love, Divisible Duel, Small GCD Sort, Tactical Conversion
Starters 210 (Rated)
Delete Sorted Subsequence, Chocolate Eating, Profits, First Element Counting
Starters 211 (Rated)
Subarray Maximums, Buying Chairs, No Doubling, Wolf Down
Starters 214 (Unrated)
Crazy Permutations, Chef and Close Friends, Zero Permutation Score
Starters 222 (Rated)
Layered Cake, Sorting Prefixes, Sell Upto 2, Candy Types
Starters 223 (Unrated)
Add to First, School Trip, Less than Max, Adding 123 to 4
Starters 224 (Rated)
Accommodation, AabBcCDd, The Coding Streak, Advitiya Coin
Starters 225 (Rated)
Plus-Minus Split, Maximum Score, All Even
Starters 226 (Rated)
Max Minus Min, Minimum Distinct , Sub A Add B, IceCream Cones