Tetris

source: wikidata1984 tile-matching puzzle video game series

source: wikipedia_enTetris (Russian: Тетрис) is a puzzle video game created by Alexey Pajitnov, a Soviet software engineer, in the mid-1980s. In Tetris, falling pieces consisting of four connected blocks, known as tetrominoes, must be sorted into a pile. Once a horizontal line of the playfield is filled with blocks, the line disappears, granting points and preventing the pile from reaching the top. This gameplay has been used in approximately 220 versions across at least 70 platforms. Newer versions frequently add game mechanics, some of which have become standard. As of December 2024, Tetris is the second-best-selling video game series, with over 520 million sales, mostly on mobile devices. In the mid-1980s, Pajitnov created Tetris in his spare time while working at the Dorodnitsyn Computing Center of the Academy of Sciences. He initially programmed it in Pascal for the Elektronika 60 in about three weeks, then spent over two months porting it to the IBM PC using Turbo Pascal with help from Dmitry Pavlovsky and Vadim Gerasimov. Floppy disk copies were distributed freely throughout Moscow before spreading to Eastern Europe. Robert Stein of Andromeda Software saw Tetris in Hungary and contacted the Dor

source: wikidataアレクセイ・パジトノフらが開発した落ち物パズルゲーム

source: wikipedia_jaテトリス（ロシア語: Тетрис、英語: Tetris）は、ソビエト連邦のコンピュータ科学者・アレクセイ・パジトノフが 1984年に考案したコンピュータ・ゲームである。その後にライセンスを与えられてフランチャイズ作品として開発されたさまざまなバージョンも「テトリス」と総称されている。落ちものパズルの始祖・元祖である。