#include#includeclass base{public:base(){}virtual void area()=0;};class triangle:public base{triangle(float a,float b,float c){x=a;y=b;z=c;}void area(){float p,t_area;p=((x+y+z)/2.0);t_area=(sqrt)(p*(p-x)*(p-y)*(p-z));cout
来源：学生作业帮助网 编辑：作业帮 时间：2024/10/18 09:56:12
xAK0ǿJK _EҬBlcn"x< zPu^Fݷ$ ݰ̫4Fà)#B BW1Dy1q8$ DnT$$ш}Se:ԇD5_Kԥ:cu a֙t9:!l]( ߇ Cjuq*~HLbu뵒ZNП
lۆ
ź@1ҁe43gA3K;F#Lt7Y]߬^ʇs9_.>fEy7[-JE@DN
C g] pcMUwX~yV_%[
#include
#include #include #include #include #include #include
#include #include #include
#include #include #include
实在看不懂#include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include using namespace std;int cases;int main() {double cl = clock();scanf(%d,
#includestdlib.
include doing
include是什么意思
#include是什么意思
这个头文件怎么写 #include #include #include #include
#include< >和#include“ ”的区别
(C++) 这个简单类定义怎么错啊?#include stdafx.h#include #include#include#include #include #include #include #include#include #include#include#include#include#include#includeusing namespace std;class panduan{int pan(string word_1){word=wor
#include #include #include #include #include /* define请大家帮我修改下!
#include 和#include 和#include 是什么意思,有什么作用.
include in和include有什么区别?
C中include与include的区别
include指令和include动作区别
#include 和#include time.h的区别