The doors of the jam produced by a company do not open. In order for them to be able to sell their jam, they reward the one who can open the jam. All the people try to open the door of the jam.
1977
2022
2017
2020
2024
1954
—
1935
1956
2015
2025
1939
2009
2008
1975
1955
2012
1934
