Question

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Explanation:

Analyze the test case failure

The test results show a failure on "Functionality World ShortStack" (2/3 tests passed). The style and indentation checks are passing. This indicates that the logic or sequence of commands does not correctly solve the "Short Stack" world configuration.

Identify the Short Stack objective

In the Karel "Short Stack" exercise, Karel's goal is to create a stack of tennis balls (usually 2 balls high) on a specific spot. The current code blocks visible on the screen show disconnected blocks:

• A start block.
• A block containing putBall();, move();, putBall();.
• Disconnected move(); and putBall(); blocks scattered in the workspace.

Determine the correct sequence

To complete the "Short Stack" challenge, Karel needs to put down a ball, move forward, and put down another ball to form the stack correctly on the designated spots. The disconnected blocks in the workspace must be assembled sequentially under the start block to ensure Karel executes the entire required path and actions.

Answer:

To fix the functionality error and pass the "World ShortStack" test case, you need to connect your scattered code blocks in the workspace so they execute in a single sequence under the start block:

1. Drag and snap the disconnected blocks together.
2. Ensure the sequence of commands correctly tells Karel to move and place the tennis balls on the correct spaces (typically placing a ball, moving, and placing another ball to create the short stack).
3. Click Run Code or Check Code again once all blocks are connected in a single continuous script.