Fix a few typos (#43)

Author: sarvesh4396

README.md

@@ -67,7 +67,7 @@ than complex.
 
 - **Important:** [getting help](getting-help.md)
 - [Contact me](contact-me.md)
-- Answers for excercises in [basics](basics/answers.md) and
+- Answers for exercises in [basics](basics/answers.md) and
     [advanced](advanced/answers.md) sections
 - [The TODO list](TODO.md)
 

basics/answers.md

@@ -25,7 +25,7 @@ isn't exactly like mine but it works just fine it's ok, and you can
         `print('You entered:', something)`.
 
 2. The broken code has mostly the same issues as exercise 1. Here are
-    the problems that excercise 1 doesn't have:
+    the problems that exercise 1 doesn't have:
 
     - The if-elif-else has a blank line at a confusing place. Delete it.
     - After deleting the code, it looks quite dense. Add a new blank

basics/editor-setup.md

@@ -25,7 +25,7 @@ everything and recommend to everyone.
 
 If you aren't sure about which editor you should use, I recommend
 Porcupine. It's a simple editor I wrote in Python; it lets you edit
-files and it doesn't have too many other featues. [Install it with these
+files and it doesn't have too many other features. [Install it with these
 instructions](https://github.com/Akuli/porcupine/#installing-porcupine),
 and then [learn to use it by writing the classic Hello World
 program](https://github.com/Akuli/porcupine/wiki/First-Program). Then

basics/handy-stuff-strings.md

@@ -327,7 +327,7 @@ ValueError: could not convert string to float: 'hello'
 
 - Python has many string methods. Use
     [the documentation](https://docs.python.org/3/library/stdtypes.html#string-methods)
-    or `help(str)` when you don't rememeber something about them.
+    or `help(str)` when you don't remember something about them.
 - String formatting means adding other things to the middle of a string.
     There are multiple ways to do this in Python. You should know how to
     use at least one of these ways.