Programming Questions for Practice
You%20are%20given%20an%20array%20of%20positive%20integers,%20arr,%20of%20size%20array_length.%20How%20many%20elements%20in%20array%20arr%20are%20perfectly%20divisible%20by%20either%20the%20product%20or%20sum%20of%20their%20digits?
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