Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Series # | Title | Directed by | Written by | Original air date | U.S. viewers (millions) |
| --- | --- | --- | --- | --- | --- |
| 1.0 | "It's Called Hazing, Look It Up" | Brian Robbins | Eric Falconer, Chris Romano | January11,2010 | N/A |
| 2.0 | "Promise Ring" | Lev L. Spiro | Eric Falconer, Chris Romano | January12,2010 | N/A |
| 3.0 | "Pocket Pussy" | Brian Robbins | Eric Falconer, Chris Romano | January19,2010 | N/A |
| 4.0 | "Rivalry Weekend" | Lev L. Spiro | Eric Falconer, Chris Romano | January26,2010 | N/A |
| 5.0 | "There's Only One Second Best" | Jeff Melman | Drew Hancock & JD Ryznar | February2,2010 | 0.887 |
| 6.0 | "The Drug Olympics" | Clark Mathis | Eric Falconer, Chris Romano | February9,2010 | N/A |
| 7.0 | "The Legend of the Golden Arm" | John Fortenberry | Brian Burns | February16,2010 | 0.810 |
| 8.0 | "LAX" | Clark Mathis | Chip Hall | February23,2010 | N/A |
| 9.0 | "Midterms" | Ken Whittingham | Drew Hancock & J.D. Ryznar | March2,2010 | N/A |
| 10.0 | "Marathon Monday" | Jay Chandrasekhar | Chip Hall | March9,2010 | N/A |
| 11.0 | "Ransom" | Clark Mathis | Chip Hall | March16,2010 | 0.734 |
| 12.0 | "Piss Test" | John Fortenberry | Drew Hancock & J.D. Ryznar | March23,2010 | 0.750 |
Question:
How many episodes is episode number 4 in the series?
Answer:
1.0