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Asked: 2026-06-05T04:28:25+00:00

According to K&R C section 1.6, a char is a type of integer. So

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According to K&R C section 1.6, a char is a type of integer. So why do we need %c. And why can’t we use %d for everything?

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  1. Editorial Team

    Because %d will print the numeric character code of the char:

    printf("%d", 'a');

    prints 97 (on an ASCII system), while

    printf("%c", 'a');

    prints a.

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