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 Chapter 3Answers to Selected Exercises2. [was #2] (a)printf("%-8.1e", x);
(b) printf("%10.6e", x);
(c) printf("%-8.3f", x);
(d) printf("%6.0f", x);
5. [was #8] The values of Answers to Selected Programming Projects1. [was #4; modified]
#include <stdio.h>
int main(void)
{
int month, day, year;
printf("Enter a date (mm/dd/yyyy): ");
scanf("%d/%d/%d", &month, &day, &year);
printf("You entered the date %d%.2d%.2d\n", year, month, day);
return 0;
}
3. [was #6; modified]
#include <stdio.h>
int main(void)
{
int prefix, group, publisher, item, check_digit;
printf("Enter ISBN: ");
scanf("%d-%d-%d-%d-%d", &prefix, &group, &publisher, &item, &check_digit);
printf("GS1 prefix: %d\n", prefix);
printf("Group identifier: %d\n", group);
printf("Publisher code: %d\n", publisher);
printf("Item number: %d\n", item);
printf("Check digit: %d\n", check_digit);
/* The five printf calls can be combined as follows:
printf("GS1 prefix: %d\nGroup identifier: %d\nPublisher code: %d\nItem number: %d\nCheck digit: %d\n",
prefix, group, publisher, item, check_digit);
*/
return 0;
}
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