northerb
C++
float II Rank
380,806 Power level
Activity
149 activity events in 2026
Jan
Feb
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Difficulty Breakdown
21 problems solved
Recent Activity
Solves, roadmap, White Room, quests & quizzes
5 quiz questions Aug 11, 11:33 PM
Domain Correct
A Protocol's Purpose Aug 11, 11:30 PM
Domain Incorrect
7 quiz questions Aug 11, 11:29 PM
Domain Correct
Subnet Mask Calculation Aug 11, 11:25 PM
Domain Incorrect
3392. Count Subarrays of Length Three With a Condition Aug 11, 08:41 PM
Quest Completed
6 quiz questions Aug 11, 08:40 PM
Domain Correct
2124. Check if All A's Appears Before All B's Aug 10, 05:14 AM
Quest Completed
Time-Windowed Join Aug 10, 05:12 AM
Core AC
Stick Lengths Aug 9, 03:22 AM
Quest Completed
3038. Maximum Number of Operations With the Same Score I Aug 9, 02:28 AM
Quest Completed
3 roadmap problems Aug 8, 06:42 AM
Algorithms Completed
3550. Smallest Index With Digit Sum Equal to Index Aug 7, 04:44 PM
Quest Completed
Sum of Two Values Aug 7, 07:41 AM
Quest Completed
3982. Sum of Integers with Maximum Digit Range Aug 7, 12:23 AM
Quest Completed
3898. Find the Degree of Each Vertex Aug 1, 08:33 PM
Quest Completed
CorrelationTTV (Hard version) Jul 30, 06:07 PM
Core AC
CorrelationTTV (Hard version) Jul 30, 06:06 PM
Core AC
CorrelationTTV (Hard version) Jul 30, 06:05 PM
Core IE
CorrelationTTV (Hard version) Jul 30, 06:04 PM
Core AC
CorrelationTTV (Hard version) Jul 30, 06:04 PM
Core TLE
Best Solves
Hardest problems solved
#1
Harder 6
Let's Connect! (Hard version)
#2 Hard 5
Do you think he clicks?
#3 Normal+ 4
CorrelationTTV (Hard version)
#4 Normal+ 4
We live in a simulation.
#5 Normal 3.5
The Amazing Race 1
#6 Normal 3.5
Time-Windowed Join
#7 Normal 3
Stronger Together
#8 Normal 3
Down the Rabbit-Hole
#9 Normal 3
The Answer to the Ultimate Question of Life, the Universe, and Everything
#10 Normal 3
Vector (Easy version)