public void Reports_AddTo2020_Product(string input, long expected)
{
Prog p = new Prog(input);
long acc = p.RunWithOneChange();
Assert.Equal(expected, acc);
}
public void Reports_AddTo2020_Product(string input, long expected)
{
Prog p = new Prog(input);
long acc = p.ExecUntil1stDupedLine();
Assert.Equal(expected, acc);
}