Permutations of a string
Write a Python program to list all permutations of a string with a built-in function. Step-by-step explanation, colour-coded code and real output.
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Write a Python program to split a string and join it with "-". Step-by-step explanation, colour-coded code and real output.
Space before each capital letter
Write a Python program to insert a space before every capital letter. Step-by-step explanation, colour-coded code and real output.
Uppercase the second half
Write a Python program to convert the second half of a string to uppercase. Step-by-step explanation, colour-coded code and real output.
Leap years in a range given as text
Write a Python program to count the leap years in a range given as a string like "1981-2001". Step-by-step explanation, colour-coded code and real output.
Name from an email address
Write a Python program to extract the name part of an email address (without trailing digits). Step-by-step explanation, colour-coded code and real output.
Add two numeric strings
Write a Python program to add two strings as numbers and return a string. Step-by-step explanation, colour-coded code and real output.
Split a multi-line string into lines
Write a Python program to split a multi-line string into a list of lines. Step-by-step explanation, colour-coded code and real output.
Extract numbers as integers
Write a Python program to extract the numbers from a string. Step-by-step explanation, colour-coded code and real output.
Similarity of two strings
Write a Python program to measure how similar two strings are. Step-by-step explanation, colour-coded code and real output.
Remove symbols and capitalise
Write a Python program to remove unwanted characters from a string and capitalise it. Step-by-step explanation, colour-coded code and real output.
Number of non-empty substrings
Write a Python program to count the non-empty substrings of a string. Step-by-step explanation, colour-coded code and real output.
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