Solution (in English)

->Input Travel time  and store in variable called traveltime

->Input Leave time and store in variable called leavetime

->calculate current  traveltime+leavetime and store it in variable called mintime

->Find out available landing time in Courtenay and name it Availabletime

->Compare mintime to availabletime

->If availabletime is greater than or equal to mintime, output the value

-> Else output Land in Smits Field