Category: mainframe

TIC TAC TOE

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Back in 1975 we developed a version of Tic Tac Toe that runs on the IBM System/360 or System/370 mainframe using a standard 3270 terminal. FORTRAN is standard for all mainframes from 1958 onwards. The code shown is standard FORTRAN IV which IBM developed and its largely compatible with more recent standards. FORTRAN arrays are …

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CONWAY GAME OF LIFE

conway game of life

Conway’s game of Life is a type of cellular automata. It is simple enough to use on a monochrome display. The game is set on an infinite plane however computer implementations often use a toroidal universe due to memory and display limitations. A torus is simple to understand, roll a sheet of paper into a …

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