whats the fastest way to lose weight

i dont go out a lot

i eat mostly
salad => lettuce, banana, tomato, salad dressing, onions
watermelon
and i eat tofu sometimes

i walk in one spot for 5min a day
so what is the fastest way to lose weight without going outside?
am i doing any good / improvements etc pleaseee :)

No, metabolism has a part to play in that. And if you want to loose weight, chances are you're already overweight or at least more then desirable. It comes down to your diet in the end.
Stop giving out stupid advice on the internet, someone might actually listen to you.