/* shoes2.c - 计算多个不同鞋码对应的脚长 */
#include <stdio.h>

#define ADJUST 7.31

int main(void)
{
    const double SCALE = 0.333;
    double shoe, foot;

    printf("Shoe size (men's)\tfoot length\n");
    shoe = 3.0;
    while (shoe < 18.5)
    {
        foot = SCALE * shoe + ADJUST;
        printf("%10.1f\t%15.2f inches\n", shoe, foot);
        shoe = shoe + 1.0;
    }
    printf("If the shoe fits, wearit.\n");

    return 0;
}