def find_num_contigs(contig_lengths_dict):
<EOL>num_contigs_dict = dict()<EOL>for file_name, contig_lengths in contig_lengths_dict.items():<EOL><INDENT>num_contigs_dict[file_name] = len(contig_lengths)<EOL><DEDENT>return num_contigs_dict<EOL>
Count the total number of contigs for each strain
:param contig_lengths_dict: dictionary of strain name: reverse-sorted list of all contig lengths
:return: num_contigs_dict: dictionary of strain name: total number of contigs