Introduction - If you have any usage issues, please Google them yourself
PL/0 language may regard as the PASCAL language the subset,
its compiler is a translation explanation execution system. The PL/0
target program for the imaginary stack type computer assembly
language, has nothing to do with with the concrete computer. Document
explanation that, PL.htm---PL/0 language basic principle pl0.h---
defines PL0.cpp--- to realize the testPl0.cpp--- application method to
give an example testPas.txt--- a LP/0 language source program