import math

# Step $1$: Read inputs

wall$\_$height $=$ float$($input$())$

wall$\_$width $=$ float$($input$())$

cost$\_$of$\_$one$\_$paint$\_$can $=$ float$($input$())$

# Step $1$: Calculate wall area

wall$\_$area $=$ wall$\_$height $*$ wall$\_$width

print$($f$"$Wall area: $\{$wall$\_$area:$\mathrm{.}1$f$\}$ sq ft$")$

# Step $2$: Calculate paint needed $(1$ gallon covers $350$ sq ft$)$

paint$\_$needed $=$ wall$\_$area $/350$

print$($f$"$Paint needed: $\{$paint$\_$needed:$\mathrm{.}3$f$\}$ gallons"$)$

# Step $3$: Calculate the number of cans needed

cans$\_$needed $=$ math.ceil$($paint$\_$needed$)$

print$($f$"$Cans needed: $\{$cans$\_$needed$\}$ can$($s$)")$

# Step $4$: Calculate paint cost

paint$\_$cost $=$ cans$\_$needed $*$ cost$\_$of$\_$one$\_$paint$\_$can

# Step $4$: Calculate sales tax $(7\%)$

sales$\_$tax $=0\mathrm{.}07*$ paint$\_$cost

# Step $4$: Calculate total cost

total$\_$cost $=$ paint$\_$cost $+$ sales$\_$tax

# Step $4$: Output paint cost, sales tax, and total cost

print$($f$"$Paint cost: $$\{$paint$\_$cost:$\mathrm{.}2$f$\}")$

print$($f$"$Sales tax: $$\{$sales$\_$tax:$\mathrm{.}2$f$\}")$

print$($f$"$Total cost: $$\{$total$\_$cost:$\mathrm{.}2$f$\}")$