почему не покпилится в unix данный код?
| Цитата |
integerset.h:13: error: ISO C++ forbids declaration of âostreamâ with no type
integerset.h:13: error: âostreamâ is neither function nor member function; cannot be declared friend
integerset.h:13: error: expected â;â before â&â token
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| Код |
.h
class integerset
{
public:
integerset();
integerset *unionOfSets(const integerset& ) const;
integerset *intersectionOfSets(const integerset&) const;
void insertElement();
void deleteElement();
void setArray(int, int);
void deleteElement(int);
void printSet() const;
bool isEqualTo(const integerset& ) const;
private:
int integerSet[101];
};
integerset.cpp
#include <iostream>
using namespace std;
#include "integerset.h"
integerset::integerset()
{
for(int i=0;i<101;i++)
integerSet[i]=0;
}
void integerset::insertElement()
{
int arrayFig;
int i;
cout<<"Enter numbers to insert in array(999 to stop): "<<endl;
for(int p=0;p<101||i!=999;p++)
{
cin>>i;
if (i==999)
break;
if(i<0||i>100)
{
cout<<"wrong number! Please Enter numbers from 0 to 100"<<endl;
}
else
{
arrayFig=1;
setArray(arrayFig, i);
}
}
}
void integerset::deleteElement()
{
int arrayFig;
int i;
cout<<"Enter numbers to delete from array(999 to stop): "<<endl;
for(int p=0;p<101||i!=999;p++)
{
cin>>i;
if (i==999)
break;
if(i<0||i>100)
{
cout<<"wrong number! Please Enter numbers from 0 to 100"<<endl;
}
else
{
arrayFig=0;
setArray(arrayFig, i);
}
}
}
void integerset::setArray(int a, int b)
{
integerSet[b]=a;
}
integerset *integerset::unionOfSets(const integerset& integer) const
{
integerset *p=new integerset();
for (int i=0;i<101;i++)
{
if (integer.integerSet[i]==1||integerSet[i]==1)
p->integerSet[i]=1;
else
p->integerSet[i]=0;
}
return p;
}
integerset *integerset::intersectionOfSets(const integerset& integer) const
{
integerset *p=new integerset();
for (int i=0;i<101;i++)
{
if (integer.integerSet[i]==0||integerSet[i]==0)
p->integerSet[i]=0;
else
p->integerSet[i]=1;
}
return p;
}
void integerset::printSet()const
{
int count=0;
for (int i=0;i<101;i++)
{
if (integerSet[i]==1)
cout<<i<<" ";
else
count++;
if (count==100)
cout<<"---"<<endl;
}
cout<<endl;
}
bool integerset::isEqualTo(const integerset& integer) const
{
int count=0;
for(int i=0;i<101;i++)
{
if (integer.integerSet[i]!=integerSet[i])
{
cout<<"sets are not equal!";
return 1;
}
}
cout<<"sets are equal!";
return 0;
}
test.cpp
#include <iostream>
using namespace std;
#include "integerset.h"
int main()
{
integerset a, b;
a.insertElement();
cout<<"Elements is object a after insertElement(): "<<endl;
a.printSet();
a.deleteElement();
cout<<"Elements is object a after deleteElement(): "<<endl;
a.printSet();
b.insertElement();
b.printSet();
integerset *setunion = a.unionOfSets(b);
integerset *setinersection=a.intersectionOfSets(b);
a.isEqualTo(b);
return 0;
}
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