Newbie seeking button help. One or two buttons to choose different motor delays.

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so, i'm pretty new arduino.
what trying find code use 1 button cycle through 5-10 different vibration options.
press 1 = 50 50
press 2 = 100 100 etc...

i wanted able use 2 buttons select , down , happy one. have gathered far should use hardware debounce , interrupts in sketch, don't know how.
can point me in direction of begginer understand? thank you.

quote
what have gathered far should use hardware debounce , interrupts in sketch, don't know how.

most wrong in both respects, need explain
quote
press 1 = 50 50
press 2 = 100 100 etc.
means.


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