Serious in need of help

1. Hello. Everyone .

Am young developer with little experience,I need ur help am trying to make a puzzle game and am a bit confused. Don't know how to add time, score, game over and you win screen. Can't attached the fla. File here.

Pls senior assist me, here is my what'sapp number. +2348108511211.

Pls add me up to assist me.

Thanks GOD bless us all.