HOW DO I LOSE WEIGHT FAST? -

I am starting track next week and I need to lose weight before I join. How can i do this without being really uncomfortable? (It doesn t have to be 100% healthy, its just for a week)

dont eat alot and go run or do somthing that makes you swet a lotbreakfast-yogurt, bananna and a water bottle.lunch- somthing small ( salad)dinner-somthing small