Longest all-capital word
Write a Python program to find the longest word written in capital letters. Step-by-step explanation, colour-coded code and real output.
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1,677 articles · page 130 of 140Remove unwanted characters
Write a Python program to remove every character that is not a letter or digit. Step-by-step explanation, colour-coded code and real output.
Remove duplicate words
Write a Python program to remove duplicate words (ignoring case) and keep the first occurrence. Step-by-step explanation, colour-coded code and real output.
Build a sentence from a list of words
Write a Python program to create a string from a list of words. Step-by-step explanation, colour-coded code and real output.
Palindrome words in a string
Write a Python program to get all palindrome words from a string. Step-by-step explanation, colour-coded code and real output.
Replace Java with Python, any case
Write a Python program to replace the word "Java" (in any letter case) with "Python". Step-by-step explanation, colour-coded code and real output.
Extract all numbers from a string
Write a Python program to get all the numbers from a multi-line string. Step-by-step explanation, colour-coded code and real output.
Reverse the order of words
Write a Python program to rearrange a sentence so its words appear in reverse order. Step-by-step explanation, colour-coded code and real output.
Vowel count of each word
Write a Python program to count the vowels in each word and show the result as a dictionary. Step-by-step explanation, colour-coded code and real output.
Swap first and last letters of each word
Write a Python program to exchange the first and last characters of every word in a string. Step-by-step explanation, colour-coded code and real output.
Swap the first and last characters
Write a Python program to swap the first and last characters of a string. Step-by-step explanation, colour-coded code and real output.
String length with a loop
Write a Python program to calculate the length of a string with a loop instead of `len()`. Step-by-step explanation, colour-coded code and real output.
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