LL1语法分析c++实现-first集-follow集-分析表-分析栈21页.doc

/LL（1）文法（源代码）#include stdio.h#include stdlib.h#define MaxRuleNum 8#define MaxVnNum 5#define MaxVtNum 5#define MaxStackDepth 20#define MaxPLength 20#define MaxStLength 50struct pRNode /*产生式右部结构*/ int rCursor; struct pRNode *next;struct pNode int lCursor; int rLength; /*右部长度*/ struct pRNode *rHead; /*右部结点头指针*/;char VnMaxVnNum + 1; /*非终结符集*/int vnNum;char VtMaxVtNum + 1; /*终结符集*/int vtNum;struct pNode PMaxRuleNum; int P