... meanings: CP A,B CP B,A CP A ,C CP C, A ADD SUB INP OUT copy the contents of register A to B copy the contents of register B to A copy the contents of register A to C copy the contents of register C ... introductory engineering programming xii Preface course for students with no prior computer programming experience in either C or Fortran Each section covered includes student exercises and programming ... machine to be changed, thus broadening the utility of the computer In early electronic machines such as ENIAC and Colossus, programming was accomplished through a tedious method of changing control...