#include<iostream>
using namespace std;
class SparseMatrix                         //  稀疏矩阵类。
{
private:
    int Rows,Cols,Count;                       //行数，列数，非零元素的个数。
    Trituple * smArray;                        //存储三元组表的数组。
    int MaxTerm;                               //数组的规模
public:
    SparseMatrix()
    {
        Rows=0;
        Cols=0;
        Count=0;
        MaxTerm=0;
        smArray=NULL;
    }
    SparseMatrix (int Mrows,int Mcols,int Mcount,int Mmaxterm)         //构造函数
    {
        if(Mrows<=0||Mcols<=0)
        {
            cout<<"error"<<endl;
            exit(1);
        }
        if(Mrows==1&&Mcols==1)
        {
            cout<<"error"<<endl;
            exit(1);
        }
        Rows=Mrows;
        Cols=Mcols;
        Count=Mcount;
        MaxTerm=Mmaxterm;
        smArray=new Trituple[Mrows*Mcols];               
    }
    void create(void)
    {
        int a,b,c;
        cout<<"请依次输入row，col，value"<<endl;
        cin>>a>>b>>c;
        while(a!=0&&b!=0&&c!=0)
        {
            for(int k=0;k<Count;k++)
                smArray[k](a,b,c);
            
            cout<<"请依次输入row，col，value"<<endl;
            cin>>a>>b>>c;
        }
    }
    void printout(void)
    {
        for(int i=0;i<Count;i++)
            smArray[i].printT();
    }

    SparseMatrix  Transpose()                //  矩阵a转置。
    {
        SparseMatrix  b;
        b.Rows=Cols;
        b.Cols=Rows;
        b.Cout=Cout;
        if(Cout>0)
        {
            int Bnumber=0;
            for(int k=0;k<Cols;k++)
                for(int i=0;i<Cout;i++)
                    if(a.smArray[i].col==k)
                    {
                        b.smArray[Bnumber].row=k;
                        b.smArray[Bnumber].col=a.smArray[i].row;
                        b.smArray[Bnumber].value=a.smArray[i].value;
                        Bnumber++;
                    }
        }
        return b;
    }
};
class Trituple                                          //三元节点类。
{
friend class SparseMatrix;
private:
    int row;
    int col;
    int value;
public:
    Trituple(int a,int b,int c)                     //构造函数
    {
        row=a;
        col=b;
        value=c;
    }
    void printT()                                   //输出函数。
    {
        cout<<row<<"       "<<col<<"         "<<value<<endl;
    }
};
int main(void)
{
    cout<<"请输入矩阵的行数，列数，非零元素的个数:"<<endl;
    int a,b,c;
    cin>>a>>b>>c;
    SparseMatrix  sp1(a,b,c,10);
    sp1.create();
    sp1.printout();
//    b=sp1.Transpose();
    return 0;
}
   












//

//    SparseMatrix  Add (SparseMatrix  b);
//    SparseMatrix  Multiply(SparseMatrix  b);