task-1.py := this script extract all the sentences and the numerical data associated with senteces from the a.pdf file ( sentences will be extracted and store the sentences in output.txt and numerical data will be store in number_data.txt)
task-2.py := this script merge the sentences and numerical data to form new file called new_a.txt which is same as a.pdf but better formatted.
output directory contains all the output from task1 and task2.