没注释的源代码
#include <iostream>
using namespace std;
class matrix
{
private:
int m[2][3];
public:
matrix();
void input();
void display();
friend matrix operator+(matrix&,matrix&);
friend ostream&operator<<(ostream&,matrix&);
friend istream&operator>>(istream&,matrix&);
};
matrix::matrix()
{
for(int i=0;i<2;i++)
{
for(int j=0;j<3;j++)
{
m[i][j]==0;
}
}
}
ostream& operator<<(ostream&output,matrix&a)
{
for(int i=0;i<2;i++)
{
for(int j=0;j<3;j++)
{
output<<a.m[i][j]<<" ";
}
output<<endl;
}
return output;
}
istream& operator>>(istream&input,matrix&a)
{
cout<<"the matrix:"<<endl;
for(int i=0;i<2;i++)
{
for(int j=0;j<3;j++)
{
input>>a.m[i][j];
}
}
return input;
}
matrix operator+(matrix&a,matrix&b)
{
matrix c;
for(int i=0;i<2;i++)
{
for(int j=0;j<3;j++)
{
c.m[i][j]=a.m[i][j]+b.m[i][j];
}
}
return c;
}
int main()
{
matrix a,b,c;
cin>>a>>b;
cout<<"the matrix a:"<<endl;
cout<<a<<endl;
cout<<"the matrix b:"<<endl;
cout<<b<<endl;
c=a+b;
cout<<"the matrix c:"<<endl;
cout<<c<<endl;
return 0;
}