更多"以下程序的输出结果是 【10】 。
#include <iostr"的相关试题:
[填空题]以下程序的输出结果是 【9】 。
#include <iostream>
using namespace std;
void fun( )
{
static int a=0;
a+=2;
cout<<a;
}
int main( )
{
int CC;
for(CC=1;cc<4;CC++)
fun( );
cout<<end1;
return 0;
}
[单项选择]以下程序执行后的输出结果是( )。
#include <iostream>
using namespace std;
void try(int,int,int,int);
int main ( )
int x,y,z,r;
x=1;
y=2;
try(x,y,z,r);
cout<<r<<end1;
return 0;
void try(int x,int y, int z,int r)
z = x+y;
x = X*X;
y = y*y;
r = z+x+y;
A. 18
B. 9
C. 10
D. 不确定
[填空题]以下程序执行后输出的结果是 【11】 。
#include<iostream>
using namespace std;
int fac(int a,int b)
return(b-a)*a;
int main( )
int x=3,y=4,z=5,result;
result=fac(fac(x,y),fac(x,z));
cout<<result<<endl;
return 0;
[填空题]下列程序的输出结果是【 】
#include<iostream>
using namespace std;
template<typenameT>
Tfun(Ta,TB) {return (a<=B) a:b;}
int main ( )
{
cout<<fun(3,6)<<’’,’’<<fun(3.14F,6.28F)<<end1;
return 0;
}
[填空题]下列程序的输出结果是 【15】 。
#include <iostream>
using namespace std;
class base {
public:
int n;
base(iht x) {n=x;}
virtual void set(int m) {n=m;cout<<n<<’’;}
};
class deriveA: public base {
public:
deriveA(int x):base(x) {}
void set(int m){n+=m;cout<<n<<’’;}
}:
class deriveB:public base {
public:
deriveB(int x):base(x) { }
void set(int m) {n+=m;cout<<n<<’’;}
};
int main( )
deriveA d1(1);
deriveB d2(3);
base *pbase;
pbase=&d 1;
pbase->set(1);
pbase=&d2;
pbase->set(2);
return 0;
[填空题]下列程序的输出结果是 【11】 。
#include <iostream>
using namespace std;
class Test {
public:
Test( ) {cnt++;}
~Test( ) {cnt--;}
static int Count( ) (return cnt;}
private:
static int cnt;
};
int Test::cnt=0;
int main( )
{
cout<<Test::Count( )<<’’;
Test t1, t2;
Test *pT3=new Test;
Test *pT4=new Test;
cout<<Test::Count( )<<’’;
delete pT4;
delete pT3;
cout<<Test::Count( )<<end 1;
return 0;
}
[填空题]下面程序的输出结果是 【15】 。
#include <iostream>
using namespace std;
class base
{
protected:
int a;
public:
base( ){cout<<"0":}
};
class basel: virtual public base
{
public:
base1( ){ cout<<"1";}
};
class base2 : virtual public base
{
public:
base2( ){cout<<"2";}
};
class derived : public base1,public base2
{
public:
derived ( ) {cout<<"3"; }
}
int main ( )
{
derived obj;
cout<<end1;
return 0;
}
[填空题]下面程序的输出结果是 【13】 。
#include <iostream>
using namespace std;
class A
{
int a, b;
public:
A( )
{
a = b = 0;
}
A(int aa, int bb ) : a(aA) , b(bB)
{
cout <<"a="<<a<<","<<"b="<<b<<",";
}
~A( )
{
cout<<"D";
};
int main ( )
{
A x, y(2, 3);
return 0;
}
[填空题]下列程序的输出结果是 【10】 。
#include <iostream>
using namespace std;
int main( )
int data=1;
int &r = data;
data+=5;
r+=5;
cout<<data<<end 1;
return 0;
[单项选择]以下程序执行后的输出结果是
#include<iostream>
using namcspace std;
void try(int,int,int,int);
int main( )
int x,y,z,r;
x=1;
y=2;
try(x,y,z,r);
cout<<r<<end1;
return 0;
void try(int x,int y, int z,int r)
z = x+y;
x = x*x;
y = y*y;
r = z+x+y;
A. 18
B. 9
C. 10
D. 不确定
[单项选择]以下程序执行后的输出结果是
#include <iostream>
using namespace std;
void try(int,int,int,int);
int main ( )
int x,y,z,r;
x =1 ;
y = 2;
try(x,y,z,r);
cout<<r<<endl;
return 0;
void try(int x,int y,int z,int r)
z = x+y;
x = x*x;
y = y*y;
r = z+x+y;
A. 18
B. 9
C. 10
D. 不确定