Matrix Sum in java

class MatrixSum{
    public static void main(String[] args)  {
    int array[][]= {{4,5,6},{6,8,9}};
int array1[][]= {{5,4,6},{5,6,7}};
System.out.println("Number of Row= " + array.length);
System.out.println("Number of Column= " + array[1].length);
int l= array.length;
System.out.println("Matrix 1 : ");
    for(int i = 0; i < l; i++) {
for(int j = 0; j <= l; j++) {
System.out.print(" "+ array[i][j]);
}
System.out.println();
        }
int m= array1.length;
System.out.println("Matrix 2 : ");
    for(int i = 0; i < m; i++) {
for(int j = 0; j <= m; j++) {
System.out.print(" "+array1[i][j]);
}
System.out.println();
        }
System.out.println("Addition of both matrix : ");
    for(int i = 0; i < m; i++) {
for(int j = 0; j <= m; j++) {
System.out.print(" "+(array[i][j]+array1[i][j]));
}
System.out.println();
        }
    }
}