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#include <stdio.h>
/* The C Programming Language, 2nd Edition
*
* Exercise 1-5: Modify the temperature conversion program to print the table in
* reverse order, that is, from 300 degrees to 0.
*
* Answer: Ensure that fahr starts at upper and the while loop runs until zero.
*/
int main(void) {
float fahr, celsius;
int lower, upper, step;
lower = 0;
upper = 300;
step = 20;
fahr = upper;
printf(" F | C\n");
printf("------------\n");
while (fahr >= 0) {
celsius = (5.0 / 9.0) * (fahr - 32.0);
printf(" %3.0f %6.1f\n", fahr, celsius);
fahr -= step;
}
return 0;
}
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