FastPrepInvert or Blur an Image

Invert or Blur an Image

OpenAI logoOpenAI● EasyFULLTIMENEW GRADOA

Problem statement

A grayscale image is represented by a rectangular integer matrix image. Each entry is a pixel value from 0 through 255.

Apply the operation selected by filter and return a new matrix:

The problem statement continues
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Examples

Example 1

image = [[1,2,3],[4,5,6]]filter = 1return = [[3,2,1],[6,5,4]]

Reflecting across the vertical axis reverses each row.

Original screenshot from the interview report
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Reported in 1 OpenAI interview this week

Unlock this recently reported problem

FastPrep Pro gives you full access to interview problems reported within the last week.

  • Full problem statement and constraints
  • 1 more worked example, explained
  • Guided hints and editorial
  • Run your code on real test cases
$8.25/month

$99 billed yearly — or $19 month-to-month. Cancel anytime.

Free plan — 2 of 2 free unlocks used this week