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Q Ultimas

Q Ultimas

Hash Slinger

@q_ultimasJoined August 2026

Hash SlingerLevel 19

95 / 2,800 to 20

#6Global Rank · Top 6%

2followers

3following

🔥0fires

Problems Solved

91

+2 this week

Current Streak

0 days

Best: 17 days

Total XP

17,295

+425 this week

Acceptance Rate

53%

108 of 203 accepted

Breakdown

All problems →

By difficulty91 solved

9

Coreof 12

34

Bronzeof 79

44

Silverof 129

Category Progress

Tier I · Fundamentals

Hash Maps
Stacks & Queues

Recent Activity

Attempted Maximum Non-Adjacent Tree Sum
SilverC++Wrong Answer
2d ago
Solved Rotated Array Search
SilverC++Accepted
2d ago
Solved Maximum Segments Ending Below Their Maximum
Silver

Submissions

203

+5 this week

4

Gold

of 42

Languages

C++100%

Activity Calendar

Sep

Oct

Nov

Dec

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Mon

Wed

Fri

LessMore

Submissions: 203; last 12 months
Active days: 24; days with a submission
Busiest day: 69; Aug 12

Tier II · Intermediate

Prefix Sums
Math & Number Theory
Merge Intervals
Greedy
Depth-First Search I
Breadth-First Search I
Depth-First Search II
Breadth-First Search II
Heaps & Priority Queues
Backtracking
Kadane's Algorithm
Bit Manipulation
Topological Sort
Tries
1D Linear DP

Tier III · Advanced

Monotonic Stack
Knapsack
State Machine DP
Grid DP
Two-Sequence DP
Longest Increasing Subsequence
Tree DP
Union-Find
Bipartite Graphs
Line Sweep
Shortest Paths

Tier IV · Mastery

Interval DP
Bitmask DP
Digit DP
Segment Trees
String Matching

81 of 175 problems · 6 of 36 categories cleared

Leaderboard

WHwhale254 solved
2midnight_simon116 solved
3q_ultimas91 solved
4DUMPYDON18 solved

Full leaderboard

C++

·

Accepted

4d ago

Attempted Binary Expansion Bit at Index

BronzeC++Wrong Answer

Solved Smallest Adjacent Pair Concatenation

BronzeC++Accepted

Solved Longest Path in Binary Tree

BronzeC++Accepted