finding GCD of two numbers

汇编原理课设：主要有词法分析，语法分析，语义分析- A program to perform Euclid s Algorithm to compute gcd.

java写的类pascal编译器，实现program test(input, output) begin read(x, y) write(gcd(x, y)) end. -java pascal compiler writing class, to achieve program test (input, output) begin read (x, y) write (gcd (x, y)) end.