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Farmer John has received a noise complaint from his neighbor, Farmer Bob, stating that his cows are making too much noise. FJ’s N cows (1 <= N <= 10,000) all graze at various locations on a lo...

A supermarket has a set Prod of products on sale. It earns a profit px for each product x∈Prod sold by a deadline dx that is measured as an integral number of time units starting from the moment the s...

A factory produces products packed in square packets of the same height h and of the sizes 1*1, 2*2, 3*3, 4*4, 5*5, 6*6. These products are always delivered to customers in the square parcels of the s...