//把 2 音寻转换为英寸
#include <stdio.h>
int main(void)
{
    int feet, fathoms;

    fathoms = 2;
    feet = 6 * fathoms;
    printf("There are %d feet in %d fathoms!\n", feet, fathoms);
    printf("Yes, I said %d feet!\n", 6*fathoms);
    //给定的传入值不一定要是个变量
    //所以可以有一个传入时计算的语句

    return 0;
}