Donkey Kong is an arcade platform game announced by Nintendo in Japan on July 9, 1981, and released in mid-July 1981, then in North America later that month and Europe later that year. Its gameplay maneuvers Mario across platforms to ascend a construction site and rescue Pauline from the giant gorilla named Donkey Kong, all while avoiding or jumping over obstacles. It is the first game in both the Donkey Kong and Mario franchises.
[Source: wikipedia.org]