I am trying to solve this numerical but I have difficulty to solve. I search every where but I didn’t any solution related to it. Can anyone write me the solution for this?

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    $\begingroup$ Can you explain what you tried exactly? How did you approach the problem? Do you know how to write a security reduction for a PRG? Note that we don't "write solutions for you" for homework on this website, we only provide hints. $\endgroup$ Nov 15 at 12:31


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