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

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

$\backslash$begin$\{$tabular$\}\{$ccccccccc$\}$

$\backslash$hline & & $\backslash$multicolumn$\{7\}\{$c$\}\{$ Week $\}\backslash \backslash$

$\backslash$cline $\{3-9\}$ Item & & $1$ & $2$ & $3$ & $4$ & $5$ & $6$ & $7\backslash \backslash$

$\backslash$begin$\{$tabular$\}\{$c$\}$

Lead Time $\backslash \backslash$

$($weeks$)$

$\backslash$end$\{$tabular$\}\backslash \backslash$

$\backslash$hline $\backslash (\backslash$mathbf$\{$S$\}\backslash )$ & $\backslash$begin$\{$tabular$\}\{$c$\}$

Gross req $\backslash \backslash$

Order release

$\backslash$end$\{$tabular$\}$ & $\backslash (\backslash$square $\backslash )$ & $\backslash (\backslash$square $\backslash )$ & $\backslash (\backslash$square $\backslash )$ & $\backslash (\backslash$square $\backslash )$ & $\backslash (\backslash$square $\backslash )$ & $\backslash (\backslash$square $\backslash )$ & $\backslash (\backslash$square $\backslash )\backslash \backslash$

& $\backslash (\backslash$square $\backslash )$ & $\backslash (\backslash$square $\backslash )$ & $\backslash (\backslash$square $\backslash )$ & $\backslash (\backslash$square $\backslash )$ & $\backslash (\backslash$square $\backslash )$ & $\backslash (\backslash$square $\backslash )$ & $2$

$\backslash$end$\{$tabular$\}$