Fix exercise 3 on strings (empa-scientific-it#97)

yakutovicha · web-flow · commit ce9c992f863f · 2023-04-26T23:02:59.000+02:00
diff --git a/basic_datatypes.ipynb b/basic_datatypes.ipynb
@@ -2201,6 +2201,7 @@
    ]
   },
   {
+   "attachments": {},
    "cell_type": "markdown",
    "metadata": {},
    "source": [
@@ -2214,7 +2215,7 @@
     "* `string.endswith(suffix, start, end)` - returns `True` if the string ends with the suffix, `False` otherwise\n",
     "* `string.find(substring, start, end)` - returns the lowest index in the string where substring is found, or `-1` if not found\n",
     "* `string.replace(old, new, number)` - returns a copy of the string with `number` occurrences of old replaced by new. If `number` is omitted, all occurrences are replaced\n",
-    "* `string.split(separator, maxsplit)` - returns a list of the words in the string, using separator as the delimiter string. If `maxsplit` is given, at most `maxsplit` splits are done\n",
+    "* `string.split(separator, maxsplit)` - returns a list of the words in the string, using a separator as the delimiter string. If `maxsplit` is given, at most `maxsplit` splits are done. If `separator` is not provided, the string will be split on any whitespace character.\n",
     "* `string.join(iterable)` - returns a string consisting of the strings in the iterable joined by the string on which the method is called\n",
     "* `string.splitlines(keepends)` - returns a list of the lines in the string, breaking at line boundaries. If `keepends` is `True`, the line breaks are included in the resulting list\n",
     "* `string.isalnum()` - returns `True` if the string consists of alphanumeric characters, `False` otherwise\n",
@@ -2234,11 +2235,11 @@
    "source": [
     "## Exercises on strings\n",
     "\n",
-    "1. Write a program that recieves a string as input and returns a copy of the string with the first character capitalized and the rest lowercased.\n",
-    "2. Write a program that recieves a string as input and returns a copy of the string with all the characters lowercased.\n",
-    "3. Write a program that recieves a string with several words separated by spaces as input and returns a list of the words in the string.\n",
-    "4. Write a program that recieves a list of words as input and returns a string consisting of the words in the list separated by commas.\n",
-    "5. Write a program that recieves a string as input and returns a list of the lines in the string, breaking at line boundaries."
+    "1. Write a program that receives a string as input and returns a copy of the string with the first character capitalized and the rest lowercased.\n",
+    "2. Write a program that receives a string as input and returns a copy of the string with all the characters lowercased.\n",
+    "3. Write a program that receives a string with several words separated by any whitespace character (space, new line, Tab, etc.) as input and returns a list of the words in the string.\n",
+    "4. Write a program that receives a list of words as input and returns a string consisting of the words in the list separated by commas.\n",
+    "5. Write a program that receives a string as input and returns a list of the lines in the string, breaking at line boundaries."
    ]
   },
   {
@@ -2736,7 +2737,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.11.1"
+   "version": "3.9.6"
   },
   "vscode": {
    "interpreter": {
