Inception

Problem description. "You're waiting for a train. A train that will take you far away. You know where you hope this train will take you, but you can't know for sure. Yet it doesn't matter..." -COBB Ariadne, an architect student,who is now a "dream architect" is in her third level of dream.She needs to think of an array of buildings along both the sides of the road.That is, at the left side of t