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8 kyu
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7 kyu
6 kyu
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1 kyu
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Algebra
2
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345
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59
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4
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6
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5
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3
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4
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34
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5
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7
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8
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29
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7
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23
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2
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6
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1
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11
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1
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2
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1
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15
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1
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56
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5
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Cryptography
Data Science
Debugging
Games
Tutorials
345 Kata Found
6 kyu
Goldbach's Conjecture
585
rsalgado
Algorithms
Number Theory
6 kyu
Mutual Recursion
8,655
dnolan
1 Issue Reported
Mathematics
Algorithms
Recursion
6 kyu
Split Strings
166,867
jhoffner
Regular Expressions
Strings
Algorithms
5 kyu
ISBN-10 Validation
11,366
nklein
4 Issues Reported
Regular Expressions
Algorithms
6 kyu
Sum of Digits / Digital Root
288,453
user578387
3 Issues Reported
Mathematics
Algorithms
5 kyu
int32 to IPv4
28,153
sahglie
Networks
Bits
Algorithms
8 kyu
Count the Monkeys!
72,679
PG1
1 Issue Reported
Arrays
Fundamentals
Lists
Algorithms
7 kyu
Help Suzuki complete his chores!
1,623
user8476848
Algorithms
6 kyu
Two Sets of Equal Sum
1,287
brodiemark
Arrays
Algorithms
4 kyu
Permutational Primes
530
raulbc777
1 Issue Reported
Algorithms
Sorting
Permutations
Mathematics
Memoization
Data Structures
6 kyu
Find the unique number
152,891
isqua
4 Issues Reported
Fundamentals
Algorithms
Arrays
Performance
4 kyu
A Simplistic TCP Finite State Machine (FSM)
7,269
oldccoder
3 Issues Reported
State Machines
Algorithms
7 kyu
The Poet And The Pendulum
4,801
MrZizoScream
4 Issues Reported
Fundamentals
Arrays
Algorithms
Performance
6 kyu
Collatz
5,257
trent.armstrong
Number Theory
Algorithms
5 kyu
Sum and Rest the Number with its Reversed and See What Happens
1,374
raulbc777
1 Issue Reported
Fundamentals
Mathematics
Algorithms
Memoization
Dynamic Programming
6 kyu
Find Numbers with Same Amount of Divisors
934
raulbc777
2 Issues Reported
Algorithms
Mathematics
5 kyu
First non-repeating character
73,657
OverZealous
4 Issues Reported
Strings
Algorithms
4 kyu
Square and Cube of a Number Become Prime When Reversed
647
raulbc777
1 Issue Reported
Fundamentals
Mathematics
Memoization
Algorithms
5 kyu
Sorting Arrays by the Amount of Perfect Squares that Each Element May Generate
485
raulbc777
1 Issue Reported
Algorithms
Mathematics
Number Theory
Permutations
8 kyu
Keep Hydrated!
231,861
paulrichard
Algorithms
Mathematics
Fundamentals
7 kyu
Reduce My Fraction
4,537
SavageWilliam
Fundamentals
Recursion
Algorithms
5 kyu
Primes in the Last Digits of Huge Numbers
139
raulbc777
1 Issue Reported
Fundamentals
Mathematics
Algorithms
Data Structures
5 kyu
Prime Sextuplets
460
raulbc777
4 Issues Reported
Algorithms
Mathematics
Sorting
Data Structures
Memoization
7 kyu
Interlocking Binary Pairs
3,258
rowcased
Binary
Bits
Algorithms
6 kyu
Generating Numbers From Digits #1
367
raulbc777
Fundamentals
Data Structures
Algorithms
Mathematics
Logic
Strings
5 kyu
Find the Partition with Maximum Product Value
422
raulbc777
3 Issues Reported
Fundamentals
Data Structures
Algorithms
Mathematics
Logic
6 kyu
Reach Me and Sum my Digits
3,358
raulbc777
Fundamentals
Algorithms
Mathematics
6 kyu
Allergy to Palindromes.
470
raulbc777
Fundamentals
Algorithms
Mathematics
Performance
Permutations
6 kyu
#8 Matrices: Up and Down Sorting For Each Column
509
raulbc777
Fundamentals
Algorithms
Data Structures
Mathematics
Matrix
Sorting
6 kyu
Roman Numerals Decoder
50,757
jhoffner
5 Issues Reported
Algorithms
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