hht.zip_HHT c++_HHT程序_hht

#include<iostream> #include<iomanip> using namespace std; #include "p2.h" void OperatorMenu() { system("title Matrix calculator"); system("color 1b"); cout<<" Operator Menu"<<endl<<endl; cout<<" +. Add two Matrix"<<endl; cout<<" -. One Matrix Minus another"<<endl; cout<<" *. One Matrix Multiply another"<<endl; cout<<" &. One number Multiply an Matrix"<<endl; cout<<" e. Exit the program!"<<endl<<endl; } int main() { OperatorMenu(); int r, c, c1; float num; Matrix A, B, C; char s; while(1) {cout<<"Input the operator:"; cin>>s; switch(s) {case '+': cout<<"Input the row and column of the Matrix A:"; cin>>r>>c; A.RowChange(r); A.ColumnChange(c); B.RowChange(r); B.ColumnChange(c); C.RowChange(r); C.ColumnChange(c); cout<<"Input the data of Matrix A:"<<endl; cin>>A; cout<<"Input the data of Matrix B:"<<endl; cin>>B; cout<<"A:"<<endl<<A; cout<<"B:"<<endl<<B; C=A+B; cout <<"A+B:"<<endl<<C; break; case '-': cout<<"Input the row and column of the Matrix A:"; cin>>r>>c; A.RowChange(r); A.ColumnChange(c); B.RowChange(r); B.ColumnChange(c); C.RowChange(r); C.ColumnChange(c); cout<<"Input the data of Matrix A:"<<endl; cin>>A; cout<<"Input the data of Matrix B:"<<endl; cin>>B; cout<<"A:"<<endl<<A; cout<<"B:"<<endl<<B; C=A-B; cout <<"A-B:"<<endl<<C; break; case '*': cout<<"Input the row and column of the Matrix A and the column of Matrix B:"; cin>>r>>c>>c1; A.RowChange(r); A.ColumnChange(c); B.RowChange(c); B.ColumnChange(c1); C.RowChange(r); C.ColumnChange(c1); cout<<"Input the data of Matrix A:"<<endl; cin>>A; cout<<"Input the data of Matrix B:"<<endl; cin>>B; cout<<"A:"<<endl<<A; cout<<"B:"<<endl<<B; C=A*B; cout <<"A*B:"<<endl<<C; break; case '&': cout<<"Input the row and column of the Matrix A:"; cin>>r>>c; A.RowChange(r); A.ColumnChange(c); C.RowChange(r); C.ColumnChange(c); cout<<"Input the data of Matrix A:"<<endl; cin>>A; cout<<"Input the num:"; cin>>num; C=num*A; cout<<"A:"<<endl<<A<<endl<<num<<"*A:"<<endl<<C; break; case 'e': cout<<" 谢谢使用!"; exit(0); break; default: cout<<"Unrecognize operator, Input again!"<<endl; } } return 0; } Matrix::Matrix(int r, int c) {row=r; column=c; } void Matrix::RowChange(int r) {row=r; } void Matrix::ColumnChange(int c) {column=c; } istream& operator>>(istream& input, Matrix &m1)/*由于我们的类中定义了CArray类型的成员， 而CArray<A, A&>类的operator=是private类型(它继承自CObject::operator=，且被定义为private类型)。 并给出了解决之道：如果我们的类/结构体中有CArray(或CList等其他的派生自CObject类)的成员变量， 我们最好添加上一个public类型的operator=运算赋重载函数；*/ {for(int i=0; i<m1.row; i++) {for(int j=0; j<m1.column; j++) {input>>m1.Array[i][j]; } } return input; } ostream& operator<<(ostream& output, Matrix &m1) {for(int i=0; i<m1.row; i++) {for(int j=0; j<m1.column; j++) {output<<setw(5)<<m1.Array[i][j]<<' '; } output<<endl; } return output; } Matrix operator*(float n, Matrix m1) {for(int i=0; i<m1.row; i++) {for(int j=0; j<m1.column; j++) {m1.Array[i][j]*=n; } } return m1; } Matrix Matrix::operator+(Matrix m1) {for(int i=0; i<m1.row; i++) {for(int j=0; j<m1.column; j++) {m1.Array[i][j]+=Array[i][j]; } } return m1; } Matrix Matrix::operator-(Matrix m1) {for(int i=0; i<m1.row; i++) {for(int j=0; j<m1.column; j++) {m1.Array[i][j]=Array[i][j]-m1.Array[i][j]; } } return m1; } Matrix Matrix::operator*(Matrix m1) {Matrix m2(row, m1.column); for(int i=0; i<row; i++) for(int j=0; j<m1.column; j++) {m2.Array[i][j]=0; for(int k=0; k<column; k++) {m2.Array[i][j]+=Array[i][k]*m1.Array[k][j]; } } return m2; } /*void OperatorMenu() {system("title Matrix calculator"); system("color 1b"); cout<<" Operator Menu"<<endl<<endl; cout<<" +. Add two Matrix"<<endl; cout<<" -. One Matrix Minus another"<<endl; cout<<" *. One Matrix Multiply another"<<endl; cout<<" &. One number Multiply an Matrix"<<endl; cout<<" e. Exit the program!"<<endl<<endl; }*/