Partially covered lines can occur when there is more than one executable uniton a line of source code, but only one of them has been executed.
当在源代码中有不止一个的可执行单元时就会产生部分覆盖的行,但是它们中只有一个可以被执行。
2
The objective function online 20 minimizes the total food cost as the total of each decision variable (amount of food) multiplied by that food's cost per unit.