7.8 paint.c 程序

## 7.8 paint.c 程序

#include <stdio.h>

#define COVERAGE 350        // 每罐尤其可刷的面积（单位：平方英尺）

int main(void)

{

    int sq_feet;

    int cans;

    printf("Enter number of square feet to be painted:\n");

    while (scanf("%d", &sq_feet) == 1)

    {

        cans = sq_feet / COVERAGE;

        cans += ((sq_feet % COVERAGE == 0))  ? 0 : 1;

        printf("You need %d %s of paint.\n", cans,

                cans == 1 ? "can" : "cans");

        printf("Eneter next value (q to quit): \n");

    }

    return 0;

}