This is not calculus, click the green flag.
This is what happens when you're bored. (And you don't have any friends(╥_╥)(╥_╥)(╥_╥)(╥_╥)(╥_╥)(╥_╥)(╥_╥)(╥_╥)(╥_╥)(╥_╥)(╥_╥)ಥ_ಥಥ_ಥಥ_ಥಥ_ಥಥ_ಥಥ_ಥಥ_ಥಥ_ಥಠ╭╮ಠಠ╭╮ಠಠ╭╮ಠಠ╭╮ಠಠ╭╮ಠಠ╭╮ಠಠ╭╮ಠ(T＿T)(T＿T)(T＿T)(T＿T)(T＿T)(T＿T)(T＿T)(T＿T) Faces on https://www.jemoticons.com/en/sad
