Unisys OS 2200 programming languages

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OS 2200 has had several generations of compilers and linkers in its history supporting a wide variety of programming languages. In the first releases, the Exec II assembler (SLEUTH) and compilers were used. The assembler was quickly replaced with an updated version (ASM) designed specifically for the 1108 computer and Exec 8 but the early compilers continued in use for quite some time.