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Practice

2D array reps

⭐ beginner~55 min of coding5 challenges

Row sums, transpose, path counting, coordinate search, accumulator debugging.

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What you will practice

  1. Row sums⭐ beginner
  2. Transpose⭐ beginner
  3. Count the path cells⭐ beginner
  4. Find with a null contract⭐ beginner
  5. Debug: running totals instead of row sums⭐ beginner

Need the concept first? Re-read the lesson.