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Discussion on: The Happy Number Problem

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alisabaj profile image
Alisa Bajramovic Author

I'm dividing n into it's digits (so 19 becomes 1 and 9) and then adding the square of those numbers to the sum.

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haideralipunjabi profile image
Haider Ali Punjabi

Yeah I got that, but I don't see sum += n*n anywhere

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alisabaj profile image
Alisa Bajramovic Author

The line 'sum += e * e' is what sums the digits

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haideralipunjabi profile image
Haider Ali Punjabi

Ahh, I missed the while loop there. Oops