1-D olan iki tane matrixin carpiminin 2-D bir array veriyor

#include<iostream>
using namespace std;
float outer (float [][3],float [],float []);
int main ()
{
float a[3],b[3],c[3][3];
float func;
int i,j;
for(i=0;i<3;i++){

cin>>a[i];

}
cout<<endl;
for (j=0;j<3;j++){

cin>>b[j];

}
cout<<endl;
func=outer (c,a,b);
for(i=0;i<3;i++){
for(j=0;j<3;j++)
cout<<c[i][j]<<" ";
cout<<endl;
}
cout<<endl;
return 0;
}
float outer (float p[][3],float a[],float b[]){
int j;
for (int i=0;i<3;i++){
for(j=0;j<3;j++)
p[i][j]=a[i]*b[j];

}
return p[i][j];


}