有如下程序:include usingnamespacestd:class Test{public: Test(){n+=2; ~Test(){n- 有如下程序:#include <iostream>using namespace std:class Test{public: Test() {n+=2; ~Test() {n-=3; ; static int getNum() {return n;}privaue: static int n:};int Test::n=1;int main(){ Test* p=new Test; delete p; cout<<"n="<<Test::getNum()<<end1; return 0;} 执行后的输出结果是A.n=0B.n=1C.n=2D.n=3
有如下程序:include usingnamespacestd:class Test{public: Test(){n+=2; ~Test(){n-
有如下程序:#include <iostream>using namespace std:class Test{public: Test() {n+=2; ~Test() {n-=3; ; static int getNum() {return n;}privaue: static int n:};int Test::n=1;int main(){ Test* p=new Test; delete p; cout<<"n="<<Test::getNum()<<end1; return 0;} 执行后的输出结果是
A.n=0
B.n=1
C.n=2
D.n=3
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下列程序的输出结果为012,请根据注释将横线处的缺失部分补充完整。 include using name 下列程序的输出结果为012,请根据注释将横线处的缺失部分补充完整。include<iostream>using namespace std;class Test{public:Test(int A) {data=a;}~Test(){}void print(){cout<<data;)private:int data;};int main(){Test t[3]={______};//对有3个元素的Test类对象数组t初始化for(int i=0; i<3; i++) t[i]. print();return 0;}
下面程序的运行结果是【】。 inChlde using namespace std; class count { static int n; 下面程序的运行结果是【 】。inChlde<iOStream>using namespace std;class count{static int n;public:count(){n++;}static int test(){for(int i=0:i<4;i++)n++;return n;}};int count::n=0;int main(){cout<<COUnt::test()<<" ";count c1, c2;cout<<count::test()<<end1;return 0;}
( 27 )有如下程序:#includeusing namespace std;class test {private:int a;public:test () {cout ” constructor ” ENDL;}test ( int a ) {coutAENDL;}test ( const test & _test ){a=_testa;cout ” copy constructor ” ENDL;}test () {cout ” destructor ” ENDL;}};int main ()}test A ( 3 )return0;运行时输出的结果是A ) 3B ) constructordestruclorC ) copy constructordstructorD ) 3destruclor
( 28 )有如下程序#include iostreamusing namespace std;class Test{public:Test(){ }Test(const Test t) {cout1;}};Test fun(Test u) {Test t=u; return t;}int main(){Test x,y; x=fun(y); return 0;}运行这个程序的输出结果是A )无输出B ) 1C ) 11D ) 111
有如下程序:includeusing namespace std;Class Test{public:Test(){n+=2;}~Test(){n- 有如下程序: #include<iostream> using namespace std; Class Test { public: Test() {n+=2;} ~Test() {n-=3;} static int getNum() {return n;} private: static int n; }; int Test::n=1; int main() { Test*p=new Test;A.n=0B.n=1C.n=2D.n=3
有如下程序: #include(iostream> using namespace std; Class Test { public: Test() {n+=2;} ~Test() {n-=3;) static int getNum() {return n;} private: static int n; }; int Test::n=1; int main() { Test*p=new Test;A.n=0B.n=1C.n=2D.n=3
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有如下程序: #include using namespace std; Class Test{ public: Test(){} Test(const Testt){cout1;} ); Test fun(Test u){Test t=u;retum t;} int main(){Test X,y;x=fun(y);retum 0;} 运行这个程序的输出结果是( )。A.无输出B.1C.11D.111
根据输出结果填空完成下面程序。 include class Test { private: static int val; in 根据输出结果填空完成下面程序。include<iostream.h>class Test{private:static int val;int a;public:static int func( );void sfunc(Test r);};______//初始化静态变量valint Test::func( ){return val++;}void Test::sfunc(Test r){r.a=125;cout<<"Result3="<<r.a;}void main( ){cout<<"Resultl="<<Test::func( )<<endl;Test A;cout<<"Result2="<<A.fune( )<<endl;A. sfunc(A);}输出结果为:Result1=201Result2=202Result3=125
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下列程序的运行结果是【 】。 include class test { private: int num; public: tes 下列程序的运行结果是【 】。include <iostream. h>class test{private:int num;public:test()int TEST() {return num+100;}~test()};test::test(){num=0;}test::~test(){cout<<"Destructor is active"<<endl;}void main(){test x[3]cout<<x[1]. TEST()<<endl;}
有如下程序: include using namespace std; class Test { public 有如下程序: #include<iostream> using namespace std; class Test { public: Test(){n+=2;} ~Test(){n-=3;} static int getNum(){return n;} private: static int n; }; int Tesl::n=1 int main() { Test*p=new Test; delete p; cout<<"n="<<Tes::tgetNum()<<endl; return 0; } 执行后的输出结果是A.n=0B.n=1C.n=2D.n=3
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有如下程序: #ineludeiostream usingnamespacestd; classTest { public: Test(){n+=2;} ~Test(){n-=3;} staticintgetNum(){returnn;} private: staticintn; }; intTest::n=1; intmain()Test*P=newTest: deleteP; cout"n="Test::getNum()endl; return0; } 执行后的输出结果是( )。A.n=0B.n=1C.n=2D.n=3
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有如下程序:#includeiostreamusingnamespacestd;classTest{public:Test(){n+=2;}~Test(){n-=3;}staticintgetNum(){returnn;}private:staticintn;};intTest::n=1;intmain(){Test*p=neWTest;deletep;coutn=Test::getNum()endl;return0;}执行该程序的输出结果是( )。A.n=0B.n=1C.n=2D.n=3
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