#include <stdio.h>

#define LOWER 0     /* lower limit of table */
#define UPPER 300   /* upper limit */
#define STEP  20    /* step size */

/* print Fahrenheit-Celsius table */

int
main ( ) {

    int fahr;

    for ( fahr = LOWER; fahr <= UPPER; fahr = fahr + STEP )
        printf ( "%3d %6.1f\n", fahr, ( 5.0 / 9.0 ) * ( fahr - 32 ) );

    return 0;
}