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DSA · Theory

Maximum area rectangle created by selecting four sides from an array

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Theory

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Maximum area rectangle created by selecting four sides from an array

Maximum area rectangle created by selecting four sides from an array sits in a small live site. Vikram’s job is a Maximum area rectangle created by selecting four sides from an array dry-run. Write that first.

Do Maximum area rectangle created by selecting four sides from an array once by hand. one Maximum area rectangle created by selecting four sides from an array step Vikram can write from memory. Change one input. Say the new result out loud.

Skip Maximum area rectangle created by selecting four sides from an array and skipping the failure case for Maximum area rectangle created by selecting four sides from an array shows up in a small live site.

Vikram ships Maximum area rectangle created by selecting four sides from an array in a small live site. That is the use case worth saying.

Don’t do this with Maximum area rectangle created by selecting four sides from an array: skipping the failure case for Maximum area rectangle created by selecting four sides from an array. Interviewers spot it in ten seconds.

Maximum area rectangle created by selecting four sides from an array is not a lonely heading. Vikram ties it to a Maximum area rectangle created by selecting four sides from an array dry-run.

Viva for Maximum area rectangle created by selecting four sides from an array: what it is → one Maximum area rectangle created by selecting four sides from an array step Vikram can write from memory → the mistake (skipping the failure case for Maximum area rectangle created by selecting four sides from an array).

Diagram
  index →  0    1    2
  array → [10,  20,  30]
Exam tip

For Maximum area rectangle created by selecting four sides from an array: definition + a small live site + one failure.

Example

arr = [10, 20, 30, 40]
print(arr[2], arr[-1])
matrix = [[1, 2], [3, 4]]
print(matrix[1][0])  # 3

Maximum area rectangle created by selecting four sides from an array — arrays give O(1) index access; matrices are arrays of arrays.

Short notes

  • DefMaximum area rectangle created by selecting four sides from an array — Vikram uses it for a Maximum area rectangle created by selecting four sides from an array dry-run in a small live site.
  • RuleMaximum area rectangle created by selecting four sides from an array → one Maximum area rectangle created by selecting four sides from an array step Vikram can write from memory.
  • RememberMaximum area rectangle created by selecting four sides from an array + time vs memory (a small live site).
  • UseMaximum area rectangle created by selecting four sides from an array in a small live site (a Maximum area rectangle created by selecting four sides from an array dry-run).
  • TrapMaximum area rectangle created by selecting four sides from an array — skipping the failure case for Maximum area rectangle created by selecting four sides from an array.
  • ExMaximum area rectangle created by selecting four sides from an array → a Maximum area rectangle created by selecting four sides from an array dry-run.

Questions

1

In one breath: what does Maximum area rectangle created by selecting four sides from an array do for Vikram?

2

Name one DSA screen/job that needs Maximum area rectangle created by selecting four sides from an array.

3

Viva: one wrong answer people give for Maximum area rectangle created by selecting four sides from an array.

4

Show Maximum area rectangle created by selecting four sides from an array in time vs memory terms — three lines max.

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