المصفوفات الثنائية في البرمجة - التمرين الأول

var rows;
var cols;
var matrix;

do
{
    write("Enter the number of rows: ");
    rows = read();
}
while (rows<=0 || isNaN(rows));

do
{
    write("Enter the number of columns: ");
    cols = read();
}
while (cols<=0 || isNaN(cols));

matrix = array(rows, cols);

write("\n");

for (var i=0; i<matrix.length; i++)
{
    for (var j=0; j<matrix[i].length; j++)
    {
        write("Enter matrix[" + i + "][" + j + "]: ");
        matrix[i][j] = read();
    }
    
    write("\n");
}

write("matrix contain:\n");

for (var i=0; i<matrix.length; i++)
{
    for (var j=0; j<matrix[i].length; j++)
    {
        write(matrix[i][j] + "   ");
    }
    
    write("\n");
}