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#include<stdio.h>
/*
* Print Celcius-Fahrenheit table for celcius = 0, 20, ... 300.
*/
main() {
float fahr, celcius;
int lower, upper, step;
lower = 0; // lower limit of temperature table
upper = 300; // upper limit of temperature table
step = 20; // step size
celcius = lower;
printf("%3s %6s\n", "C", "F");
while (celcius <= upper) {
fahr = (9.0 / 5.0) * celcius + 32.0;
printf("%3.0f %6.1f\n", celcius, fahr);
celcius = celcius + step;
}
}
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