For the student party, is there any healthy and cheap food that can effectively satisfy hunger?

Bread, ham, cereal and compressed biscuits are healthy and cheap foods, which can effectively satisfy hunger, but you can't eat these things all the time. Although it can satisfy hunger, there are still many people who need vitamins that cannot be effectively supplemented. You can do part-time jobs in your spare time. With an economic source, you can effectively supplement the energy needed by your body. After all, your body is the most important thing.