定义int,float,double类型的变量,两两进行算数运算,并且把结果输出 这...答:int main(){ int a,d;float b,e;double c,f;printf("请输入:a,b,c\n");scanf("%d%f%lf",&a,&b,&c);printf("整型强制转换\n");d=a*b;printf("a*b=%d\n",d);d=a*c;printf("a*c=%d\n",d);d=c*b;printf("b*c=%d\n\n",d);printf("浮点型强制转换\n");e=a...