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diagnol_matrix_.cpp
57 lines (50 loc) · 962 Bytes
/
diagnol_matrix_.cpp
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#include <iostream>
using namespace std;
class Diagnol{
int *A;
int n;
public:
Diagnol(){
n = 2;
A=new int[n];
}
Diagnol(int n){
this->n=n;
A=new int[n];
}
~Diagnol(){
delete[] A;}
void Set(int i, int j, int x);
int Get(int i, int j);
void Display();
};
void Diagnol::Set(int i, int j, int x) {
if(i==j)
A[i - 1] = x;
}
int Diagnol::Get(int i,int j) {
if (i==j)
return A[i - 1];
return 0;
}
void Diagnol::Display(){
for(int i = 1; i <= n; i++)
{
for(int j = 1; j <= n;j++)
{
if(i==j)
cout << A[i - 1] << " ";
else
cout << "0 ";
}
cout << endl;
}
}
int main() {
Diagnol d(4);
d.Set(1, 1, 4);
d.Set(2, 2, 8);
d.Set(3, 3, 9);
d.Set(4, 4, 10);
d.Display();
}