Create 2.c

fatalcoder524 · web-flow · commit ea966c7ee6c4 · 2019-05-29T03:48:54.000+05:30
diff --git a/2.c b/2.c
@@ -0,0 +1,32 @@
+****LEX PART****
+%{
+#include "y.tab.h"
+%}
+%%
+a {return A;}
+b {return B;}
+. {printf("unsuccesful");exit(0);}
+[\n] return '\n';
+%%
+****YACC PART****
+%{
+#include<stdio.h>
+#include<stdlib.h>
+%}
+%token A B
+%%
+input:s'\n'{printf("successful grammar\n");exit (0);}
+s: A s1 B | B
+s1:;|A s1
+%%
+yywrap(){}
+main()
+{
+	printf(" Enter a string\n");
+	yyparse();
+}
+int yyerror()
+{
+	printf("Error\n");
+	exit(0);
+}
