replace nan values with the average of two neighbour non-nan value iteratively as follow;

 x = [2; 4; 6; nan; nan; nan; 10];
 x = [2; 4; 6;   8; nan; nan; 10];
 x = [2; 4; 6;   8;   9; nan; 10];
 x = [2; 4; 6;   8;   9; 9.5; 10];
Solve

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Last Solution submitted on Dec 30, 2025

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George Berken Augusto Mazzei David Hill Christian Schröder

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