Alphanumeric: A character that is either a letter or a number.
isalnum() function in Python programming language checks whether all the characters in a given string is alphanumeric or not.
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Enter a sentence: Hello! Welcome to Computer Tutor!! Number of words is 5
Number_of_characters are 34
Percentage of characters that are alphanumeric is 79.41176470588235 %
Input a sentence from the user. The number of words in initiated to 1 and on incurring white space the count of words is increased.
Characters are counted using the len() function.
On getting the count of both words and characters, the percentage of alphanumeric characters is calculated.
Basic python functionality is demonstrated in above program.
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