摘要：
The Bandulu Space Agency (BSA) has plans for the following three space missions:Mission A: Landing on Ganymede, the largest moon of Jupiter.Mission B: Landing on Callisto, the second largest moon of Jupiter.Mission C: Landing on Titan, the largest moon of Saturn.Your task is to assign a crew for eac 阅读全文
摘要：
As you must have experienced, instead of landing immediately, an aircraft sometimes waits in a holding loop close to the runway. This holding mechanism is required by air traffic controllers to space apart aircraft as much as possible on the runway (while keeping delays low). It is formally defined 阅读全文