清屏是 system("cls");需要stdlib.h include <stdlib.h> int main(){ system("pause"); //出现“请按任意键继续...”system("pause"); //出现第二个“请按任意键继续...”system("cls"); //屏幕被清空，并立即执行下一语句 system("pause"); //此时只剩一个“请按任意键继续......
printf("面积是:%f",area_1(a,b,C));}void dihegao(void){float d,h;gotoxy(30,7);printf("请输入底和高:");scanf("%f%f", &d,&h);gotoxy(30,9);printf("面积是:%f",area_3(d,h));} 任逍游 马猴烧酒 14 void main(void){system("cls");//一开始本身就没东西的,清屏有意义吗(...