Overview
The story of high school students, talented Jan and Karel, who has a problem with math. Their life affects pedantic professor of mathematics Klec, that goes with them on a school trip, which escalates the conflict between them. Jan wants to escape, but Professor Donat will discourage him. Karel fails the exam of mathematics and decides to commit suicide.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 33 | November 6, 1951 (52) | |
 | 41 | January 26, 1972 (81) | |
 | 19 | April 23, 2005 (92) | |
 | 22 | December 17, 1988 (78) | |
 | 41 | March 19, 1967 (76) | |
 | 22 | September 8, 1942 (32) | |
| 13 | December 12, 2002 (83) | |
| 21 | February 14, 1989 (77) | |
 | 42 | February 23, 1966 (75) | |
| 65 | November 2, 1942 (76) |