C++
1:单选(2分Z) 下列程序的输出结果是( )。aa#include <iostream.h>void main(){ int a[5]={2,4,6,8,10}; int *p=a,**q=&p; cout<<*(p++)<<','<<**q;} _(]_?_LLSNhOf05; W=yeF;2,oVCG \]8-FbEx3[,V7 tDBCZJt[5
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11:单选(2分F) 下列程序的输出结果是( )。H-#include 〈iostream.h〉enum TEAM{Jone,Adam,Smith=10,Bob=12,Liang};void main(){ cout<<Adam<<','<<Liang<<endl;} u95mluC$^V, u'85(u YbUR7d-9=6 H6Er=JD1z2*\$ou
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21:单选(2分P) #include <iostream.h>#include <math.h>class point{ public:point(double xx,double yy){x=xx;y=yy;}void getxy();friend double distance(point &a,point &b); private:double x,y;};void point::getxy(){ cout<<〃(〃<<x<<〃,〃<<y<<〃)〃<<endl;}double distance(point &a,point &b){ double dx=a.x-b.x; double dy=a.y-b.y; return sqrt(dx*dx+dy*dy);}void main(){point p1(3.0,4.0),p2(6.0,8.0);p1.getxy();p2.getxy();double d=distance(p1,p2);cout<<d<<endl;} ih1F@Ur42Z:m9Lb zYL4lDVpy X)nsbftNnzW[1,F* n:F)6$k&x*t
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