What is the output when the following code is executed?

\begin{tabular}{r|l} 1 & package main \\ 2 & \\ 3 & import "fmt" \\ 4 & \\ 5 & func main() \{ \\ 6 & sum :=0 \\ 7 & for i:=5;i>0;i={ \\ 8 & sum +=i \\ 9 & \} fmt.Println(sum) \\ 10 & \\ 11 & S \end{tabular}