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Arun Kumar
Arunxvoid
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Training my mind to think in patterns and scale solutions. One problem closer to mastery every day.
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India
Gurukula Kangri (Deemed to be University)
Arunkoo
arun-kumar-948a392a9
javascript
c++
c
python
mongodb
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Languages
C++
239
problems solved
JavaScript
10
problems solved
Java
1
problem solved
Skills
Advanced
Dynamic Programming
x37
Backtracking
x14
Divide and Conquer
x14
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Intermediate
Hash Table
x49
Tree
x38
Binary Tree
x38
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Fundamental
Array
x129
Two Pointers
x40
String
x37
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100 Days Badge 2026
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