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BEBRAS 2023 Grade 1-2 Round 2 Ext Question 7

BEBRAS · BEBRAS 2023 Grade 1-2 Round 2 Ext

Question 7

The robot wants to reach the present without hitting any trees. It follows these instructions: N = up, S = down, E = right, W = left. Each instruction moves it one square.

Question illustration

Which instruction sequence below takes the robot to the present?
  1. NENNEENWWNNESE
  2. NENESEENWNWWNNEEE
  3. NENSEENNWWNENEE
  4. NENSEENWNWWNNEEE