Your photo is actually a math problem – the mathematical principle behind image compression

}}{{h308} did not appear → The original text {{h309} c 3 a appeared at position 0. Find the longest match: abc has appeared at positions 0-2. ✓ { (3,3) 6 {h329} a {h332} has appeared at position 0. Find the longest match: abc has appeared in positions 0-2 ✓ (6,3)