PROGRAM MENGECEK MATRIX DIAGONAL
#include <cstdlib>
#include <iostream>
using namespace std;
int main(int argc, char *argv[])
{
int q;
int matrix
['q']['q'];
int x,y;
int
tampung=0,tampung1=0,tampung2=0;
cout<<"masukkan ordo matrix ";
cin>>q;
cout<<"matrix["<<q<<"]["<<q<<"]\n";
cout<<"\n";
for(x=0;x<q;x++){
for(y=0;y<q;y++){
cout<<"masukkan nilai matrix "<<x <<"
"<<y<<" :" ;
cin>>matrix[x][y];
}
}
cout<<"=============================================\n";
for(x=0;x<q;x++){
for(y=0;y<q;y++){
cout<<matrix[x][y];
}
cout<<endl;
}
for(x=0;x<q;x++){
for(y=0;y<q;y++){
if(x==y && matrix[x][y]==1){
tampung=tampung+1;
}
if(x!=y && matrix[x][y]==0){
tampung1=tampung1+1;}
}
}
if(tampung==q
&& tampung1==(q*q)-q){
cout<<"Matrix diagonal \n";
}else{
cout<<"bukan matrix diagonal\n";
}
system("PAUSE");
return
EXIT_SUCCESS;
}
