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39 lines
457 B
39 lines
457 B
#include <stdio.h>
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#define DAYS_PER_WEEK 7
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unsigned getDays(void);
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int main (void) {
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int days;
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days = getDays();
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while (days != 0) {
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printf("%d days are %d weeks, %d days\n", days, days / DAYS_PER_WEEK, days % DAYS_PER_WEEK);
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days = getDays();
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}
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return 0;
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}
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unsigned getDays(void) {
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int days;
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printf("Number of days (<=0 to quit): ");
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if (scanf("%d", &days) != 1 || days <= 0) {
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days = 0;
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}
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return days;
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}
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