A popular example may be the Traveling Salesman problem: provided a list of metropolitan areas, and also the times to have from any metropolis to some other, as well as a time Restrict, a possible solution would be considered a list of cities during the order the salesman visits https://financefeeds.com/wall-street-pepe-announces-presale-to-end-in-24-days-after-smashing-57m-next-100x-meme-coin/