Step 1: Identify the starting point as (0,0) on a coordinate plane.
Step 2: Follow the instructions given in the task instance step by step, updating the current position on the coordinate plane accordingly.
Step 3: After completing all the steps, check if the final position is the same as the starting point (0,0).
Step 4: If the final position is the same as the starting point, output 'Yes'. If not, output 'No'.