The required investment in net working capital for year $0$ is $$$$0.($Round to the nearest integer. Enter decreases as negative$$ numbers.$)-$ This answer is correct. Now we need answers for the rest of the years up to $4.$

The required investment in net working capital for year $1$ is $$$$\_\_\_\_\_\_\_\_\_.($Round to the nearest integer. Enter decreases as negative$$ numbers.$)$