sparseMatrix.cpp

#include<iostream>
using namespace std;
class element{
    public:
    int i,j,x;
};
class sparse{
int m,n,num;
element *ele;
public:
sparse(int m,int n,int num){
    this->m=m;
    this->n=n;
    this->num=num;
    ele=new element[this->num];
}
~sparse(){
    delete [] ele;
}
void read(){
    cout<<"Enter the non zero elements"<<endl;
    for (int i = 0; i < num; i++)
    {
        cin>>ele[i].i>>ele[i].j>>ele[i].x;
    }
}
void display(){
    int k=0;
    for (int i = 0; i < m; i++)
    {
        for (int j = 0; j < n; j++)
        {
            if(ele[k].i==i&&ele[k].j==j)
            cout<<ele[k++].x<<" ";
            else
            cout<<"0 ";
        }
        cout<<endl;
        
    }
    
}
};
int main(){
sparse s(5,5,5);
s.read();
cout<<endl;
s.display();
    return 0;   
}