| public NumEntriesByColumn ( int column_id ) : int | ||
| column_id | int | |
| return | int | |
public int NumEntriesByColumn(int column_id)
{
int count = 0;
for (int row_id = 0; row_id < NumberOfRows; row_id++)
if (row_list[row_id].Contains(column_id))
count++;
return count;
}
[Test()] public void TestNumEntriesByColumn()
{
var matrix = new SparseBooleanMatrix();
for (int i = 0; i < 5; i++)
if (i != 2 && i !=3)
{
matrix[i, 1] = true;
matrix[i, 4] = true;
}
Assert.AreEqual(0, matrix.NumEntriesByColumn(0));
Assert.AreEqual(3, matrix.NumEntriesByColumn(1));
Assert.AreEqual(0, matrix.NumEntriesByColumn(2));
Assert.AreEqual(0, matrix.NumEntriesByColumn(3));
Assert.AreEqual(3, matrix.NumEntriesByColumn(4));
}