Day 64/160 of #gfg160

-solved a Prefix Sum Problem
-Product array puzzle
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#geekstreak2025 #gfg160 #CodingChallenge #ProblemSolving #geeksforgeeks @geeksforgeeks
#gfg160 #geekstreak2025 #gfg160 #CodingChallenge #ProblemSolving #geeksforgeeks