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Challenge	Difficulty	Posted Date	Description	reddit	wiki
001	Easy	2012-02-09	Simple Input and Output	link	C001_E
001	Intermediate	2012-02-09	Reverse Guessing Game	link	C001_I
001	Hard	2012-02-09	Simple Scheduler	link	C001_H
002	Easy	2012-02-10	Simple Calculator	link	C002_E
002	Intermediate	2012-02-10	Text Adventure	link	C002_I
002	Hard	2012-02-10	Stopwatch	link	C002_H
003	Easy	2012-02-11	Ceasar Cipher	link	C003_E
003	Intermediate	2012-02-11	Intermediate Ceasar Cipher	link	C003_I
003	Hard	2012-02-11	Word Unscrambler	link	C003_H
004	Easy	2012-02-12	Password Generator	link	C004_E
004	Intermediate	2012-02-12	Text Based Calculator	link	C004_I
005	Easy	2012-02-13	Password Protected Program	link	C005_E
005	Intermediate	2012-02-13	Anagram Finder	link	C005_I
005	Hard	2012-02-13	Pirate Game	link	C005_H
006	Easy	2012-02-14	Calculate Pi	link	C006_E
006	Intermediate	2012-02-14	Remove Duplicate Substrings	link	C006_I
006	Hard	2012-02-14	Create an AI to play NIM	link	C006_H
007	Easy	2012-02-15	Translate Morse Code	link	C007_E
007	Intermediate	2012-02-15	Draw a Recursive Image	link	C007_I
007	Hard	2012-02-15	Create a Reddit Bot	link	C007_H
008	Easy	2012-02-16	Bottles of Beer on the Wall	link	C008_E
008	Intermediate	2012-02-16	Number to Text Parser	link	C008_I
008	Hard	2012-02-16	Pascal's Triangle	link	C008_H
009	Easy	2012-02-17	Sort Input Digits	link	C009_E
009	Intermediate	2012-02-17	String Search and Replace	link	C009_I
009	Hard	2012-02-17	Pyramid Solving	link	C009_H
010	Easy	2012-02-18	Validate Phone Numbers	link	C010_E
010	Intermediate	2012-02-18	Number Anagrams	link	C010_I
010	Hard	2012-02-18	Hangman Game	link	C010_H
011	Easy	2012-02-19	Day of the Week Finder	link	C011_E
011	Intermediate	2012-02-19	Upside Numbers	link	C011_I
011	Hard	2012-02-19	Calendar Printer	link	C011_H
012	Easy	2012-02-20		link	C012_E
012	Intermediate	2012-02-20		link	C012_I
012	Hard	2012-02-20		link	C012_H
013	Easy	2012-02-21		link	C013_E
013	Intermediate	2012-02-21		link	C013_I
013	Hard	2012-02-21		link	C013_H
014	Easy	2012-02-23		link	C014_E
014	Intermediate	2012-02-23		link	C014_I
014	Hard	2012-02-23		link	C014_H
015	Easy	2012-02-24		link	C015_E
015	Intermediate	2012-02-24		link	C015_I
015	Hard	2012-02-24		link	C015_H
016	Easy	2012-02-27		link	C016_E
016	Intermediate	2012-02-27		link	C016_I
016	Hard	2012-02-27		link	C016_H
017	Easy	2012-03-04		link	C017_E
017	Intermediate	2012-03-04		link	C017_I
017	Hard	2012-03-04		link	C017_H
018	Easy	2012-03-05		link	C018_E
018	Intermediate	2012-03-05		link	C018_I
018	Hard	2012-03-05		link	C018_H
019	Easy	2012-03-07		link	C019_E
019	Intermediate	2012-03-07		link	C019_I
019	Hard	2012-03-07		link	C019_H
020	Easy	2012-03-08		link	C020_E
020	Intermediate	2012-03-08		link	C020_I
020	Hard	2012-03-08		link	C020_H
021	Easy	2012-03-09		link	C021_E
021	Intermediate	2012-03-09		link	C021_I
021	Hard	2012-03-09		link	C021_H
022	Easy	2012-03-10		link	C022_E
022	Intermediate	2012-03-10		link	C022_I
022	Hard	2012-03-10		link	C022_H
023	Easy	2012-03-13		link	C023_E
023	Intermediate	2012-03-13		link	C023_I
023	Hard	2012-03-13		link	C023_H
024	Intermediate	2012-03-14		link	C024_I
025	Easy	2012-03-15		link	C025_E
025	Intermediate	2012-03-15		link	C025_I
025	Hard	2012-03-15		link	C025_H
026	Easy	2012-03-16		link	C026_E
026	Intermediate	2012-03-16		link	C026_I
026	Hard	2012-03-16		link	C026_H
027	Easy	2012-03-17		link	C027_E
027	Intermediate	2012-03-17		link	C027_I
027	Hard	2012-03-17		link	C027_H
028	Easy	2012-03-20		link	C028_E
028	Intermediate	2012-03-20		link	C028_I
028	Hard	2012-03-20		link	C028_H
029	Easy	2012-03-22		link	C029_E
029	Intermediate	2012-03-22		link	C029_I
029	Hard	2012-03-22		link	C029_H
030	Easy	2012-03-26		link	C030_E
030	Intermediate	2012-03-26		link	C030_I
030	Hard	2012-03-26		link	C030_H
031	Easy	2012-03-27		link	C031_E
031	Intermediate	2012-03-27		link	C031_I
031	Hard	2012-03-27		link	C031_H
032	Easy	2012-03-28		link	C032_E
032	Intermediate	2012-03-28		link	C032_I
032	Hard	2012-03-28		link	C032_H
033	Easy	2012-03-30		link	C033_E
033	Intermediate	2012-03-30		link	C033_I
033	Hard	2012-03-30		link	C033_H
034	Easy	2012-03-31		link	C034_E
034	Intermediate	2012-03-31		link	C034_I
034	Hard	2012-03-31		link	C034_H
035	Easy	2012-04-03		link	C035_E
035	Intermediate	2012-04-03		link	C035_I
035	Hard	2012-04-03		link	C035_H
036	Easy	2012-04-05		link	C036_E
036	Intermediate	2012-04-05		link	C036_I
036	Hard	2012-04-05		link	C036_H
037	Easy	2012-04-08		link	C037_E
037	Intermediate	2012-04-08		link	C037_I
037	Hard	2012-04-08		link	C037_H
038	Easy	2012-04-10		link	C038_E
038	Intermediate	2012-04-10		link	C038_I
038	Hard	2012-04-10		link	C038_H
039	Easy	2012-04-12	FizzBuzz	link	C039_E
039	Intermediate	2012-04-12		link	C039_I
039	Hard	2012-04-12		link	C039_H
040	Easy	2012-04-16		link	C040_E
040	Intermediate	2012-04-16		link	C040_I
040	Hard	2012-04-16		link	C040_H
041	Easy	2012-04-19		link	C041_E
041	Intermediate	2012-04-19		link	C041_I
041	Hard	2012-04-19		link	C041_H
042	Easy	2012-04-23		link	C042_E
042	Intermediate	2012-04-23		link	C042_I
042	Hard	2012-04-23		link	C042_H
043	Easy	2012-04-24		link	C043_E
043	Intermediate	2012-04-24		link	C043_I
043	Hard	2012-04-24		link	C043_H
044	Easy	2012-04-25		link	C044_E
044	Intermediate	2012-04-25		link	C044_I
044	Hard	2012-04-25		link	C044_H
045	Easy	2012-04-27		link	C045_E
045	Intermediate	2012-04-27		link	C045_I
045	Hard	2012-04-27		link	C045_H
046	Easy	2012-04-30		link	C046_E
046	Intermediate	2012-04-30		link	C046_I
046	Hard	2012-04-30		link	C046_H
047	Easy	2012-05-02		link	C047_E
047	Intermediate	2012-05-02		link	C047_I
047	Hard	2012-05-02		link	C047_H
048	Easy	2012-05-04		link	C048_E
048	Intermediate	2012-05-04		link	C048_I
048	Hard	2012-05-04		link	C048_H
049	Easy	2012-05-07		link	C049_E
049	Intermediate	2012-05-07		link	C049_I
049	Hard	2012-05-07		link	C049_H
050	Easy	2012-05-09		link	C050_E
050	Intermediate	2012-05-09		link	C050_I
050	Hard	2012-05-09		link	C050_H
051	Easy	2012-05-11		link	C051_E
051	Intermediate	2012-05-11		link	C051_I
051	Hard	2012-05-11		link	C051_H
052	Easy	2012-05-14		link	C052_E
052	Intermediate	2012-05-14		link	C052_I
052	Hard	2012-05-14		link	C052_H
053	Easy	2012-05-16		link	C053_E
053	Intermediate	2012-05-16		link	C053_I
053	Hard	2012-05-16		link	C053_H
054	Easy	2012-05-19		link	C054_E
054	Intermediate	2012-05-19		link	C054_I
054	Hard	2012-05-19		link	C054_H
055	Easy	2012-05-21		link	C055_E
055	Intermediate	2012-05-21		link	C055_I
055	Hard	2012-05-21		link	C055_H
056	Easy	2012-05-23		link	C056_E
056	Intermediate	2012-05-23		link	C056_I
056	Hard	2012-05-23		link	C056_H
057	Easy	2012-05-25		link	C057_E
057	Intermediate	2012-05-25		link	C057_I
057	Hard	2012-05-25		link	C057_H
058	Easy	2012-05-28		link	C058_E
058	Intermediate	2012-05-28		link	C058_I
058	Hard	2012-05-28		link	C058_H
059	Easy	2012-06-02		link	C059_E
059	Intermediate	2012-06-02		link	C059_I
059	Hard	2012-06-02		link	C059_H
060	Easy	2012-06-04		link	C060_E
060	Intermediate	2012-06-04		link	C060_I
060	Hard	2012-06-04		link	C060_H
061	Easy	2012-06-06		link	C061_E
061	Intermediate	2012-06-06		link	C061_I
061	Hard	2012-06-06		link	C061_H
062	Easy	2012-06-08		link	C062_E
062	Intermediate	2012-06-08		link	C062_I
062	Hard	2012-06-08		link	C062_H
063	Easy	2012-06-11		link	C063_E
063	Intermediate	2012-06-11		link	C063_I
064	Easy	2012-06-13		link	C064_E
064	Intermediate	2012-06-13		link	C064_I
064	Hard	2012-06-11		link	C064_H
064	Hard	2012-06-13		link	C064_H
065	Easy	2012-06-15		link	C065_E
065	Intermediate	2012-06-15		link	C065_I
065	Hard	2012-06-15		link	C065_H
066	Easy	2012-06-18		link	C066_E
066	Intermediate	2012-06-18		link	C066_I
066	Hard	2012-06-18		link	C066_H
067	Easy	2012-06-20		link	C067_E
067	Intermediate	2012-06-20		link	C067_I
067	Hard	2012-06-20		link	C067_H
068	Easy	2012-06-22		link	C068_E
068	Intermediate	2012-06-22		link	C068_I
068	Hard	2012-06-22		link	C068_H
069	Easy	2012-06-26		link	C069_E
069	Intermediate	2012-06-26		link	C069_I
069	Hard	2012-06-26		link	C069_H
070	Easy	2012-06-29		link	C070_E
070	Intermediate	2012-06-29		link	C070_I
070	Hard	2012-06-29		link	C070_H
071	Easy	2012-07-02		link	C071_E
071	Intermediate	2012-07-02		link	C071_I
071	Hard	2012-07-02		link	C071_H
072	Easy	2012-07-04		link	C072_E
072	Intermediate	2012-07-04		link	C072_I
072	Hard	2012-07-04		link	C072_H
073	Easy	2012-07-06		link	C073_E
073	Intermediate	2012-07-06		link	C073_I
073	Hard	2012-07-06		link	C073_H
074	Easy	2012-07-09		link	C074_E
074	Intermediate	2012-07-09		link	C074_I
074	Hard	2012-07-09		link	C074_H
075	Easy	2012-07-11	Function Transformation	link	C075_E
075	Intermediate	2012-07-11	Build System	link	C075_I
075	Hard	2012-07-11	C Preprocessor	link	C075_H
076	Easy	2012-07-14	Title case	link	C076_E
076	Intermediate	2012-07-14	Probability graph	link	C076_I
076	Hard	2012-07-14	imgur album downloader	link	C076_H
077	Easy	2012-07-16	Enumerating Morse code sequences	link	C077_E
077	Intermediate	2012-07-16	Last digit of factorial	link	C077_I
077	Hard	2012-07-16	Boggle solver	link	C077_H
078	Easy	2012-07-18	Keyboard Locale Simulator	link	C078_E
078	Intermediate	2012-07-18	Dependency Planner	link	C078_I
078	Hard	2012-07-18	Maximum Forest Fire Fighting	link	C078_H
079	Easy	2012-07-20	Counting in steps	link	C079_E
079	Intermediate	2012-07-20	Plain PGM file viewer	link	C079_I
079	Hard	2012-07-20	Remove C comments	link	C079_H
080	Easy	2012-07-23	Anagrams	link	C080_E
080	Intermediate	2012-07-23	Poker hands	link	C080_I
080	Hard	2012-07-23	Multi-word anagrams	link	C080_H
081	Easy	2012-07-25	Numerical Calculus I	link	C081_E
081	Intermediate	2012-07-25	Local Minimization	link	C081_I
081	Hard	2012-07-25	Matrix Exponential	link	C081_H
082	Easy	2012-07-27	Substring list	link	C082_E
082	Intermediate	2012-07-27	Broken Roman Numerals	link	C082_I
082	Hard	2012-07-27	Bowling scores	link	C082_H
083	Easy	2012-07-30	Long scale and short scale	link	C083_E
083	Intermediate	2012-07-30	Indexed file search	link	C083_I
083	Hard	2012-07-30	Digits of the square-root of 2	link	C083_H
084	Easy	2012-08-01	Searching Text Adventure	link	C084_E
084	Intermediate	2012-08-01	Recursive Song	link	C084_I
084	Hard	2012-08-01	City-Block TSP	link	C084_H
085	Easy	2012-08-05	Row/column sorting	link	C085_E
085	Intermediate	2012-08-05	3D cuboid projection	link	C085_I
085	Hard	2012-08-05	Bitwise arithmetic	link	C085_H
086	Easy	2012-08-08	run-length encoding	link	C086_E
086	Intermediate	2012-08-08	Weekday calculations	link	C086_I
086	Hard	2012-08-08	2-SAT	link	C086_H
087	Easy	2012-08-11	Rectangle intersection	link	C087_E
087	Intermediate	2012-08-10	Chord lookup	link	C087_I
087	Hard	2012-08-11	Sokoban game	link	C087_H
088	Easy	2012-08-13	Vigenère cipher	link	C088_E
088	Intermediate	2012-08-13	Printing out a calendar	link	C088_I
088	Hard	2012-08-13	ASCII art	link	C088_H
089	Easy	2012-08-20	Simple statistical functions	link	C089_E
089	Intermediate	2012-08-20	Printing strings in Brainf***)'	link	C089_I
089	Hard	2012-08-20	Coloring the United States of America	link	C089_H
090	Easy	2012-08-22	Walkaround Rasterizer	link	C090_E
090	Intermediate	2012-08-22	Scientific Units Calculator	link	C090_I
090	Hard	2012-08-22	Alien P=NP reductions	link	C090_H
091	Easy	2012-08-24	Sleep sort	link	C091_E
091	Intermediate	2012-08-24	Cantor's fractions	link	C091_I
091	Hard	2012-08-24	Chess move validation	link	C091_H
092	Easy	2012-08-27	Digital number display	link	C092_E
092	Intermediate	2012-08-27	Rubik's cube simulator	link	C092_I
092	Hard	2012-08-27	Bags and balls	link	C092_H
093	Easy	2012-08-30	Two-Way Morse Code Translator	link	C093_E
093	Intermediate	2012-08-30	Z-Order Encryption	link	C093_I
093	Hard	2012-08-30	15-puzzle	link	C093_H
094	Easy	2012-09-01	Elemental symbols in strings	link	C094_E
094	Intermediate	2012-09-01	Base64 conversion	link	C094_I
094	Hard	2012-09-01	Simple Lisp interpreter	link	C094_H
095	Easy	2012-09-03	Reversing text in file	link	C095_E
095	Intermediate	2012-09-03	Filler text	link	C095_I
095	Hard	2012-09-03	Overlapping rectangles	link	C095_H
096	Easy	2012-09-05	Controller Chains	link	C096_E
096	Intermediate	2012-09-05	Parsing English Values	link	C096_I
096	Hard	2012-09-05	Water Droplets	link	C096_H
097	Easy	2012-09-08	Concatenate directory	link	C097_E
097	Intermediate	2012-09-08	Sierpinski carpet	link	C097_I
097	Hard	2012-09-08	Markdown to HTML	link	C097_H
098	Easy	2012-09-15	Arithmetic tables	link	C098_E
098	Intermediate	2012-09-15	Multiple cycling	link	C098_I
098	Hard	2012-09-15	Reading digital displays	link	C098_H
099	Easy	2012-09-17	Words with letters in alphabetical order	link	C099_E
099	Intermediate	2012-09-17	Unemployment map of the United States	link	C099_I
099	Hard	2012-09-17	Animated unemployment map of the United States	link	C099_H
100	Easy	2012-09-19	Sleep Cycle Estimator	link	C100_E
100	Intermediate	2012-09-19	"Bad" Word Filter	link	C100_I
100	Hard	2012-09-19	Min-Max of N-Dimensional Quadratic	link	C100_H
101	Easy	2012-09-27	Non-repeating years	link	C101_E
101	Intermediate	2012-09-27	Image Stenography	link	C101_I
101	Hard	2012-09-27	Boolean Minimization	link	C101_H
102	Easy	2012-09-30	Dice roller	link	C102_E
102	Intermediate	2012-09-30	n-character-set strings	link	C102_I
102	Hard	2012-09-30	Pokémon types	link	C102_H
103	Easy-Hard	2012-10-13	Text transformations	link	C103_E
104	Easy	2012-10-18		link	C104_E
104	Easy	2012-10-18	Powerplant Simulation	link	C104_E
104	Intermediate	2012-10-18	Bracket Racket	link	C104_I
104	Hard	2012-10-18	Stack Attack	link	C104_H
104	Hard	2012-10-20	Image color analyzer	link	C104_H
105	Easy	2012-10-20	Word unscrambler	link	C105_E
105	Intermediate	2012-10-20	Boolean logic calculator	link	C105_I
106	Easy	2012-10-22	Random Talker, Part 1	link	C106_E
106	Intermediate	2012-10-22	Jugs	link	C106_I
106	Hard	2012-10-23	Mongolian Grill	link	C106_H
107	Easy	2012-10-25	All possible decodings	link	C107_E
107	Intermediate	2012-10-25	Infinite Monkey Theorem	link	C107_I
107	Hard	2012-10-25	English Word Identifier	link	C107_H
108	Easy	2012-10-27	Scientific Notation Translator	link	C108_E
108	Intermediate	2012-10-27	Minesweeper Generation	link	C108_I
109	Easy	2012-10-30	Digits Check	link	C109_E
109	Intermediate	2012-10-30		link	C109_I
109	Hard	2012-10-27	Steiner Inellipse	link	C109_H
109	Hard	2012-10-30	Death Mountains	link	C109_H
110	Easy	2012-11-03	Keyboard Shift	link	C110_E
110	Intermediate	2012-11-03	Creepy Crawlies	link	C110_I
110	Hard	2012-11-03	You can't handle the truth!	link	C110_H
111	Easy	2012-11-06	Star delete	link	C111_E
111	Intermediate	2012-11-06	The First Sudoku	link	C111_I
111	Hard	2012-11-06	The Josephus Problem	link	C111_H
112	Easy	2012-11-14	Get that URL!	link	C112_E
112	Intermediate	2012-11-14	Date Sorting	link	C112_I
112	Hard	2012-11-14	What a Brainf***	link	C112_H
113	Easy	2012-11-19	String-type checking	link	C113_E
113	Intermediate	2012-11-19	Text Markup	link	C113_I
113	Hard	2012-11-19	Memory Allocation Insanity!	link	C113_H
114	Easy	2012-12-04	Word ladder steps	link	C114_E
114	Intermediate	2012-12-04	Shortest word ladder	link	C114_I
114	Hard	2012-12-04	Longest word ladder	link	C114_H
115	Easy	2013-01-02	Guess-that-number game!	link	C115_E
115	Intermediate	2013-01-03	Sum-Pairings	link	C115_I
115	Hard	2013-01-02	Pack-o-Tron 5000	link	C115_H
116	Easy	2013-01-07	Permutation of a string	link	C116_E
116	Hard	2013-01-11	Maximum Random Walk	link	C116_H
117	Easy	2013-01-14	Hexdump to ASCII	link	C117_E
117	Intermediate	2013-01-09	Sort r/DailyProgrammer!	link	C117_I
117	Intermediate	2013-01-16	Mayan Long Count	link	C117_I
117	Hard	2013-01-18	Verify Your Language!	link	C117_H
118	Easy	2013-01-21	Date Localization	link	C118_E
118	Intermediate	2013-01-23	Canon Timing	link	C118_I
118	Hard	2013-01-25	Alphabetizing cipher	link	C118_H
119	Easy	2013-01-28	Change Calculator	link	C119_E
119	Intermediate	2013-01-30	Find the shortest path	link	C119_I
119	Hard	2013-03-01	Polygon diagonals	link	C119_H
120	Easy	2013-02-04	Log throughput counter	link	C120_E
120	Intermediate	2013-02-06	Base Conversion Words	link	C120_I
120	Hard	2013-03-08	Bytelandian Exchange 3	link	C120_H
120	Hard	2013-03-22	Derpson Family Party	link	C120_H
121	Easy	2013-03-04	Bytelandian Exchange 1	link	C121_E
121	Intermediate	2013-03-06	Bytelandian Exchange 2	link	C121_I
121	Intermediate	2013-03-13	Bytelandian Exchange 2	link	C121_I
121	Intermediate	2013-03-27	Path to Philosophy	link	C121_I
121	Hard	2013-05-02	Medal Management	link	C121_H
122	Easy	2013-03-18	Words With Ordered Vowels	link	C122_E
122	Easy	2013-04-01	Sum Them Digits	link	C122_E
122	Easy	2013-04-15	Sum Them Digits	link	C122_E
122	Intermediate	2013-04-15	User-Space Threading	link	C122_I
122	Hard	2013-05-10	Subset Sum Insanity	link	C122_H
123	Easy	2013-04-22	Sum Them Digits	link	C123_E
123	Easy	2013-04-29	New-Line Troubles	link	C123_E
123	Intermediate	2013-05-08	Synchronizing Calendars	link	C123_I
123	Hard	2013-05-17	Robot Jousting	link	C123_H
123	Hard	2013-05-24	Snake-Fill	link	C123_H
124	Easy	2013-05-06	New-Line Troubles	link	C124_E
124	Easy	2013-05-06	Edge Sorting	link	C124_E
124	Intermediate	2013-05-15	Circular Graphs	link	C124_I
124	Hard	2013-06-01	Power-Processor Management	link	C124_H
125	Easy	2013-05-13	Word Analytics	link	C125_E
125	Intermediate	2013-05-22	Halt! It's simulation time!	link	C125_I
125	Hard	2013-07-03	Robo Room Service	link	C125_H
126	Easy	2013-05-20	Real-World Merge Sort	link	C126_E
126	Intermediate	2013-05-30	Perfect P'th Powers	link	C126_I
126	Hard	2013-07-12	Not-So-Normal Triangle Search	link	C126_H
127	Easy	2013-05-28	McCarthy 91 Function	link	C127_E
127	Intermediate	2013-06-09	Call Forwarding	link	C127_I
127	Hard	2013-09-13	Language Detection	link	C127_H
128	Easy	2013-06-04	Sum-the-Digits, Part II	link	C128_E
128	Intermediate	2013-06-12	Covering Potholes	link	C128_I
128	Hard	2013-11-08	Mon Petit Fourier	link	C128_H
129	Intermediate	2013-07-09	N-Dimensional Vectors	link	C129_I
129	Hard	2013-11-15	Baking Pi	link	C129_H
130	Easy	2013-06-17	Roll the Dies	link	C130_E
130	Intermediate	2013-07-17	Foot-Traffic Generator	link	C130_I
130	Hard	2013-12-23	Coloring France's Departments	link	C130_H
131	Easy	2013-06-30	Who tests the tests?	link	C131_E
131	Intermediate	2013-08-08	Simple Ray-Casting	link	C131_I
132	Easy	2013-07-08	Greatest Common Divisor	link	C132_E
132	Intermediate	2013-08-20	Tiny Assembler	link	C132_I
133	Easy	2013-07-14	Foot-Traffic Analysis	link	C133_E
133	Intermediate	2013-09-11	Chain Reaction	link	C133_I
134	Easy	2013-08-06	N-Divisible Digits	link	C134_E
134	Intermediate	2013-11-06	Coin Denomination	link	C134_I
135	Easy	2013-08-12	Arithmetic Equations	link	C135_E
135	Intermediate	2013-11-12	De Morgan's Law	link	C135_I
136	Easy	2013-08-19	Student Management	link	C136_E
136	Intermediate	2013-11-20	Ranked Voting System	link	C136_I
137	Easy	2013-09-09	String Transposition	link	C137_E
137	Intermediate / hard	2013-11-28	Banquet Planning	link	C137_I
138	Easy	2013-09-17	Repulsion-Force	link	C138_E
138	Intermediate	2013-12-05	Overlapping Circles	link	C138_I
139	Easy	2013-11-04	Pangrams	link	C139_E
139	Intermediate	2013-12-11	Telephone Keypads	link	C139_I
140	Easy	2013-11-08	Variable Notation	link	C140_E
140	Intermediate	2013-12-18	Adjacency Matrix	link	C140_I
140	Intermediate	2013-12-23	Graph Radius	link	C140_I
141	Easy	2013-11-11	Monty Hall Simulation	link	C141_E
141	Easy	2013-11-18	Checksums	link	C141_E
142	Easy	2013-11-24	Falling Sand	link	C142_E
143	Easy	2013-12-03	Braille	link	C143_E
144	Easy	2013-12-11	Nuts & Bolts	link	C144_E
145	Easy	2013-12-16	Tree Generation	link	C145_E
146	Easy	2013-12-23	Polygon Perimeter	link	C146_E
147	Easy	2014-01-07	Sport Points	link	C147_E
148	Easy	2014-01-13	Combination Lock	link	C148_E
149	Easy	2014-02-24	Disemvoweler	link	C149_E
150	Intermediate	2014-02-26	Re-emvoweler 1	link	C150_I
151	Hard	2014-02-28	Re-emvoweler 2	link	C151_H