1 #include <stdio.h>
 2 main()
 3 {
 4       /* list transfer program.
 5       print list*/
 6       float fahr, celsius;
 7       int lower, upper, step;
 8       
 9       lower = 0;
10       upper = 300;
11       step = 20;
12       
13       fahr = lower;
14       while (fahr <= upper) {
15             celsius = (5.0/9.0) * (fahr-32);
16             printf("%3.0f %6.1f\n", fahr, celsius);
17             fahr = fahr + step;
18             }
19 }