求两个简单的c语言问题答:int main(int argc, char *argv[]){ double dollarToRMB,euroToRMB,yenToRMB;double forex,rmb;scanf("%lf%lf%lf",&dollarToRMB,&euroToRMB,¥ToRMB);scanf("%lf%lf",&forex,&rmb);printf("%.2lf %.2lf %.2lf\n",forex/100*dollarToRMB,forex/100*euroToRMB,forex/100*yenTo...