<?php return [ ['R1C1', 'A1'], ['R1C1', '$A$1'], ['R1C1', '$A1'], ['R1C1', 'A$1'], ['R2C2', 'B2'], ['R5C12', 'L5'], ['R1024C26', 'Z1024'], ['R2048C27', 'AA2048'], ['R4096C52', 'AZ4096'], ['R8192C53', 'BA8192'], ['R65535C256', 'IV65535'], ];