Python Easy Problem Solution Problem Statement E0001 Say "Hello, World!" With Python E0002 Python If-Else E0003 Arithmetic Operators E0004 Python: Division E0005 Loops E0006 Print Function E0007 List Comprehensions E0008 Nested Lists E0009 Finding the percentage E0010 Lists E0011 Tuples E0012 sWAP cASE E0013 String Split and Join E0014 What's Your Name? E0015 Mutations E0016 Find a string E0017 String Validators E0018 Text Alignment E0019 Text Wrap E0020 Designer Door Mat E0021 String Formatting E0022 Alphabet Rangoli E0023 Capitalize! E0024 itertools.product() E0025 collections.Counter() E0026 itertools.permutations() E0027 Polar Coordinates E0028 Introduction to Sets E0029 DefaultDict Tutorial E0030 Calendar Module E0031 Exceptions E0032 Collections.namedtuple() E0033 Collections.OrderedDict() E0034 Symmetric Difference E0035 itertools.combinations() E0036 itertools.combinations_with_replacement() E0037 Incorrect Regex E0038 Set .add() E0039 Set .discard(), .remove() & .pop() E0040 Set .difference() Operation E0041 Set .symmetric_difference() Operation E0042 Set .union() Operation E0043 Set .intersection() Operation E0044 Set Mutations E0045 The Captain's Room E0046 Check Strict Superset E0047 Collections.deque() E0048 Mod Divmod E0049 Power - Mod Power E0050 Integers Come In All Sizes E0051 Zipped! E0052 Python Evaluation E0053 Any or All E0054 Detect Floating Point Number E0055 Arrays E0056 Map and Lambda Function E0057 Class 2 - Find the Torsional Angle E0058 XML 1 - Find the Score E0059 XML2 - Find the Maximum Depth E0060 Standardize Mobile Number Using Decorators E0061 Decorators 2 - Name Directory E0062 Re.split() E0063 Group(), Groups() & Groupdict() E0064 Re.findall() & Re.finditer() E0065 Re.start() & Re.end() E0066 Validating Roman Numerals E0067 Validating phone numbers E0068 Validating and Parsing Email Addresses E0069 Hex Color Code E0070 Validating UID E0071 Shape and Reshape E0072 Zeros and Ones E0073 Transpose and Flatten E0074 Concatenate E0075 Eye and Identity E0076 Array Mathematics E0077 Floor, Ceil and Rint E0078 Sum and Prod E0079 Min and Max E0080 Mean, Var, and Std E0081 Dot and Cross E0082 Inner and Outer E0083 Polynomials E0084 Linear Algebra E0085 Input() E0086 HTML Parser - Part 1 E0087 HTML Parser - Part 2 E0088 Detect HTML Tags, Attributes and Attribute Values Medium Problem Solution Problem Statement M0001 Write a function M0002 The Minion Game M0003 Time Delta M0004 Iterables and Iterators M0005 Compress the String! M0006 Merge the Tools! M0007 No Idea! M0008 Find Angle MBC M0009 Triangle Quest M0010 Triangle Quest 2 M0011 Word Order M0012 Company Logo M0013 Piling Up! M0014 Classes: Dealing with Complex Numbers M0015 Athlete Sort M0016 ginortS M0017 Reduce Function M0018 Validating Email Addresses With a Filter M0019 Regex Substitution M0020 Validating Credit Card Numbers M0021 Words Score M0022 Default Arguments Hard Problem Solution Problem Statement H0001 Maximize It! H0002 Validating Postal Codes H0003 Matrix Script