xt10-5.cpp
上传用户:liubin
上传日期:2022-06-13
资源大小:85k
文件大小:1k
- #include <iostream.h>
- //using namespace std;
- class Matrix
- {public:
- Matrix();
- friend Matrix operator+(Matrix &,Matrix &);
- friend ostream& operator<<(ostream&,Matrix&);
- friend istream& operator>>(istream&,Matrix&);
- private:
- int mat[2][3];
- };
-
- Matrix::Matrix()
- {for(int i=0;i<2;i++)
- for(int j=0;j<3;j++)
- mat[i][j]=0;
- }
- Matrix operator+(Matrix &a,Matrix &b)
- {Matrix c;
- for(int i=0;i<2;i++)
- for(int j=0;j<3;j++)
- {c.mat[i][j]=a.mat[i][j]+b.mat[i][j];
- }
- return c;
- }
- istream& operator>>(istream &in,Matrix &m)
- {cout<<"input value of matrix:"<<endl;
- for(int i=0;i<2;i++)
- for(int j=0;j<3;j++)
- in>>m.mat[i][j];
- return in;
- }
- ostream& operator<<(ostream &out,Matrix &m)
- {for (int i=0;i<2;i++)
- {for(int j=0;j<3;j++)
- {out<<m.mat[i][j]<<" ";}
- out<<endl;}
- return out;
- }
- int main()
- { Matrix a,b,c;
- cin>>a;
- cin>>b;
- cout<<endl<<"Matrix a:"<<endl<<a<<endl;
- cout<<endl<<"Matrix b:"<<endl<<b<<endl;
- c=a+b;
- cout<<endl<<"Matrix c = Matrix a + Matrix b :"<<endl<<c<<endl;
- return 0;
- }