Generate Matrix 2*2

Question

how to generate matrix of 2*2 in c programming..
using arrays

#include<stdio.h>
int printarray(int a[][3]);
int main()
{
int array[2][2]={{1,2},{4,5}};
printf("Value in array by row are ");
printarray(array);

}
int printarray(int a[][3])
{
int i;
int j;
for(i=0;i<=1;i++){
for(j=0;j<=2;j++){
printf("%d ",a[i][j]);
}
printf("\n");
}
}

Answer 1

A random matrix? Just fill each element with a random number.

Answer 2

yes random numbers

Answer 3

how to generate