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DSA · Theory

Balls rolling in the maze

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Theory

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Balls rolling in the maze

Don’t start Balls rolling in the maze with jargon. Start with a Balls rolling in the maze dry-run. That is the whole point.

Balls rolling in the maze order: meaning → one Balls rolling in the maze step Riya can write from memory → one limit. Dumping ten features helps nobody.

Balls rolling in the maze exists so Riya can keep a Balls rolling in the maze dry-run correct in a first job task.

Riya ships Balls rolling in the maze in a first job task. That is the use case worth saying.

Balls rolling in the maze trap: skipping the failure case for Balls rolling in the maze. Riya loses marks for that every viva.

Place Balls rolling in the maze next to nearby DSA work — one Balls rolling in the maze step Riya can write from memory is the link.

Viva for Balls rolling in the maze: what it is → one Balls rolling in the maze step Riya can write from memory → the mistake (skipping the failure case for Balls rolling in the maze).

Exam tip

For Balls rolling in the maze: definition + a first job task + one failure.

Example

# Balls rolling in the maze
data = [4, 1, 3]
print("start", data)
if data[0] > data[1]:
    data[0], data[1] = data[1], data[0]
print("after one step", data)

Balls rolling in the maze: dry-run [4, 1, 3]. Say the list after one step.

Short notes

  • DefBalls rolling in the maze — Riya uses it for a Balls rolling in the maze dry-run in a first job task.
  • RuleBalls rolling in the maze → one Balls rolling in the maze step Riya can write from memory.
  • RememberBalls rolling in the maze + Big-O (a first job task).
  • UseBalls rolling in the maze in a first job task (a Balls rolling in the maze dry-run).
  • TrapBalls rolling in the maze — skipping the failure case for Balls rolling in the maze.
  • ExBalls rolling in the maze → a Balls rolling in the maze dry-run.

Questions

1

Define Balls rolling in the maze without jargon. Then point at a Balls rolling in the maze dry-run.

2

When would Riya actually reach for Balls rolling in the maze?

3

Viva: one wrong answer people give for Balls rolling in the maze.

4

Change one input on a Balls rolling in the maze dry-run. Predict the new result.

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