Need some help with list and dictionary .txt

[GeekLife97]

Hello buddies, I need some help with 4 questions , thanks for your time
 
Implement a program for:
• Read data in files of format similar to the examples provided
• Represent those data in appropriate structures (lists and dictionaries)
• Which company had most billing in month X?
• Which company had the most expenses in month X?

I really try to solve it but dont have ideia how to do .txt files and inplanted in the 2 last questions , can you help my guys ?





And the examples are :

""""
Company.txt

Company number                Company name

 12345678         --->       Stones Industry
 50609693         --->       Cakes and soda
 53453453         --->        Motos and cars

 """""
Movements.txt



FiscalNumber  Month      Billing     Expenses
12345678       1         3780,24       1839,75
50609693       1         7006,54       6500,34
12345678       2         4560,00       5640,54
53453453       1         13760,00      12049,62
12345678       3         7654,83       8732,99
53453453       2         15708,93      10495,00


""""