Only the counter and accumulator question. Please explain it in detail using python. Thanks

Short Answer: What are the similarities & differences between a counter & an accumulator? Pre & Post-Condition Asserts: Write the pre-condition & post-condition assert statements for the following function: redact terms (sentence, terms) has two parameters. The first is the string, se second is a list of strings, terms. The function returns a string, where all occurrences of the are redacted & each letter is replaced with x. For example, redact_terms ('row your ['row', 'boat']) returns 'xxx your xxxx!'. Assume the implementation portion already defined. Pre-Condition Asserts Post-Condition As