![](https://lstatic.shangxueba.com/jiandati/pc/images/pc_jdt_tittleico.png)
include<iostream.h>void main(){int n;cin>>n;cin.get();char s[n];cin.getline(s,
include<iostream.h>
void main()
{
int n;
cin>>n;
cin.get();
char s[n];
cin.getline(s,n);
cout<<s<<endl;
delete s;
}
![](https://lstatic.shangxueba.com/jiandati/pc/images/jdt_panel_vip.png)
include<iostream.h>
void main()
{
int n;
cin>>n;
cin.get();
char s[n];
cin.getline(s,n);
cout<<s<<endl;
delete s;
}
#include<iostream.h >
void main()
{ int x=5,y=8,z=9, u, v;
if((1)) u=x;
else u=y;
if((2)) v=u;
else v=z;
cout<<”v=”<<v<<endl;
0149 16 25 36 49 64 81
源程序文件test37_1.cpp清单如下:
include<iostream.h>
template <class T, int N = 100> class Vector
{
T vec[N];
public:
void set(int pos, T val);
T get(iht pos);
/***************** found *****************/
}
template <class T, int N> void Vector<T, N>::set(int pos, T val)
{
vec[pos] = val;
}
/***************** found *****************/
template <class T, int N> Vector<T, N>::get(int pos)
{
return vec[pos];
}
int main ()
{
Vector<double, 10> v;
int i = 0;
double d = 0.0;
for (i = 0; i < 10; i++)
v.set(i, double(i * i));
for (i = 0; i < 10; i++)
cout<<v.get(i)<<" ";
cout<<end1;
/***************** found *****************/
}
有以下程序: #include<iostream.h> #include<iomanip.h> void main() { cout.fill('*'); cout.width(10); cout,<setiosflags(ios::left)<<123.45<<endl; } 程序执行后的输出结果是()
A.****123.45
B.**123.45**
C.123.45****
D.***123.45*
以下程序的输出结果是【 】。
include<iostream.h>
include <string.h>
void main 0 {
char s[50];
strcpy(&s[O], "No" );
strcpy(&s[1], "123" );
strcpy (&s[2], "23456" );
cout<<s;
}
程序:include"iostream.h"
void main()
{
int i=10;
int j=5;
cout<<j+i++<<endl;
}
的结果为______。
下面程序的运行结果是【 】。
include<iostream.h>
void main()
{
char s[]="9876",*p;
for(p=s;p<s+2;p++)
cout<<p;
}
A.100
B.80
C.64
D.32
下列程序的输出结果为()。 #include<iostream.h> #include<iomanip.h> voidmain() { cout.precision(4); cout<<123.127; cout<<””<<123.46: }
A.123.1 123.4
B.123.1 123.46
C.123.127 123.46
D.123.1123.4
以下程序的结果是 #include<iostream.h> void main() { char * p="abcdefgh",* r; long * q; q=(long * )p; q++; r=(char * )q; cout < < r < < end1;}
A.defg
B.cdef
C.ghab
D.efgh
下面程序的运行结果是
#include<iostream.h>
int fun(int a[ ] ,int n)
{
int result=1;
for(int i=1;i<n;i++)
result=result * a[i] ;
retum result;
}
void main()
{
int a[3] ={3,4,5};
cout
A.12
B.15
C.20
D.60
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