18
Jin Hwan Choi
Last seen 4 years ago
Member for 9 years, 4 months, 24 days
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memoization
Non-unique Elements
76
2
0
First
Even the Last
259
7
1
First
Right to Left
1033
0
0
First
Non-unique Elements
1070
3
2
First
Days Between
1239
0
0
First
Three Words
1880
0
0
Electronic Station
passed test but not stable
Inside Block
21
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0
First
Find Sequence
22
17
2
First
Can You Pass?
69
0
0
First
Verify Anagrams
592
0
0
First
Boolean Algebra
761
0
0
First
Digits Multiplication
1503
0
0
Scientific Expedition
First
Bird Language
254
0
0
First
Cipher Map
336
0
0
First
Pangram
414
2
0
First
Common Words
437
2
0
First
Absolute Sorting
731
2
0
First
Secret Message
1354
0
0
O'Reilly
First
Median
574
3
3
First
Count Inversions
742
0
0
brute force
Loading Cargo
1466
0
0
First
Index Power
1810
0
0
Incinerator
First
Building Base
36
4
0
Mine
First
The Greatest Common Divisor
156
0
0
First
Determinant
178
0
0
First
Binary Count
199
0
0
First
Fizz Buzz
403
3
0
First
Moore Neighbourhood
1213
0
0
Ice Base
First
Oil Pie
77
0
0
First
Monkey Typing
203
3
0
First
Counting Tiles
263
0
0
First
Roman Numerals
345
4
1
First
The Most Numbers
697
1
0
Alice In Wonderland
First
The Shortest Knight's Path
226
0
0
GitHub
First
Solution for Anything
21
4
0
First
Broken Clock
45
0
0
First
Painting Wall
60
0
0
Second
Painting Wall
61
0
0
First
The End of Other
245
1
0
stack
Open Labyrinth
1153
0
0
PyCon TW
First
Building Visibility
28
0
0
First
Robot Sort
98
0
0
First
Calculate Islands
212
0
0
one liner
Golden Pyramid
337
0
0
Storage
First
Forgetful Prisoner
9
0
0
dumb
Hexagon Spiral
13
0
0
First
Earth Distances
36
0
0
dijstra
Digging a Canal
98
0
0
First
Restricted Prime
136
0
0
First
Word Pattern
180
0
0
HubSpot
First
Expected Dice
10
0
0
First
Repeating Decimals
29
0
0
First
Number Base
234
4
1
exec
Restricted Sum
773
0
0
Blizzard
First
Stair Steps
218
0
0
First
Spaceship Landing Strip
421
0
0
First
The Angles of a Triangle
659
0
0
Rock
First
Life Counter
32
0
0
newton's method
Super Root
74
0
0
bfs
Water Jars
80
0
0
Shelter
First
Pattern Recognition
2
20
1
First
The Lantern Festival
14
0
0
Codeship
BFS
The 88th Puzzle
28
0
0
First
Probably Dice
54
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0
recursion
Pearls in the Box
106
1
0
Second
Probably Dice
114
0
0
Hermit
recursive
Network Loops
6
5
0
ssllooww
Network Loops
10
0
0
First
Ore In The Desert
46
0
0
First
The Good Radix
245
0
0
Watchtower
First
Magic Square
19
0
0
lazy
Number Guess
44
0
0
First
Rotate Hole
86
0
0
First
Number Guess
99
0
0