Statistical

Considering a grid with each position assigned a real number, what strategy ensures the highest cumulative value when moving from the top-left to the bottom-right corner, restricted to down or right movements?

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Interview question asked to Data Scientists interviewing at Affirm, Shopify, Adobe and others: Considering a grid with each position assigned a real number, what strategy ensures the highest cumulative value when moving from the top-left to the bottom-right corner, restricted to down or right movements?.