For the following code, what will the result be if the user enters $5$ at the prompt?

sum $=0$

end$\_$value $=$ int$($input$("$Enter a number: $"))$

for $i$ in range$(1,$ end$\_$value$)$:

${\displaystyle \underset{?}{\overset{?}{}}}={\displaystyle \underset{?}{\overset{?}{}}}+i$

print$($sum$,$ end$=",")$

$1,2,3,4,5,$

$1,3,6,10$

$10,$

$1,3,6,10,16$