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#include <stdio.h>
#include <ctype.h>
#define INCHES_PER_FOOT 12
#define FEET_PER_YARD 3
struct Length
{
unsigned int yards;
unsigned int feet;
unsigned int inches;
};
struct Length add(struct Length first, struct Length second);
void show(struct Length length);
int main()
{
char answer = 'n';
struct Length length;
struct Length total = { 0,0,0};
int i = 0;
length.yards =9;
length.feet = 10;
length.inches = 1;
total = add(total,length);
show(total);
printf("\n");
}
struct Length add(struct Length first, struct Length second)
{
unsigned long inches = 0;
struct Length sum;
inches = first.inches + second.inches+
INCHES_PER_FOOT*(first.feet+second.feet+FEET_PER_YARD*(first.yards+second.yards));
sum.inches = inches%INCHES_PER_FOOT;
sum.feet = inches/INCHES_PER_FOOT;
sum.yards = sum.feet/FEET_PER_YARD;
sum.feet %= FEET_PER_YARD;
return sum;
}
void show(struct Length length)
{
printf("%d yards %d feet %d inches", length.yards,length.feet, length.inches);
}
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