c array printf("Purchases total is %6.2f\n", total); what does 6.2 signifies here?

Answer 1

6 numbers to the left of decimal & 2 numbers to the right of decimal

Answer 2

Please refer to this reference. Pay close attention to the "width" and "precision" table 👍

http://www.cplusplus.com/reference/cstdio/printf/

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