I need help i need to know how to build a project 4 digit 7 segment counter by using 3 buttons
every button has a number for example button 1 = 1 button 2 = 2 button 3= 3
pls help
What tutorials about Arduino or driving 7segment displays have you looked at? What part is confusing? Where are you stuck? Surely you're not coming here to ask us to do all of that for you and you've put in zero effort so far. How much have you done? Where are you stuck?
It is generally accepted here that someone who does not understand how to compose a subject line for a request, will not be able to comprehend the advice given. 
Another dead thread.