items. It takes $2$ weeks to make S$,2$ weeks to make T$,2$ weeks to make $\backslash ($ U$,1\backslash )$ week to make V$,2$ weeks to make $\backslash ($ W$,2\backslash )$ weeks to make $\backslash ($ X$,2\backslash )$ weeks to make $\backslash ($ Y $\backslash ),$ and $2$ weeks to make $\backslash ($ Z $\backslash )$

Click the icon to view the product structure and the time$-$phased product structure $0$ if the input box is not used$)$