add prog 15

1 files changed, 23 insertions, 0 deletions

diff --git a/15/main.l b/15/main.l
new file mode 100644
index 0000000..ffcb97e
--- /dev/null
+++ b/15/main.l
@@ -0,0 +1,23 @@
+%{
+#include <stdlib.h>
+extern int yylval;
+%}
+
+%%
+
+[0-9]+? {
+    yylval=yytext[0];
+    return NUM;
+};
+[a-zA-Z]+? {
+    yylval=yytext[0];
+    return IDENT;
+}
+. return yytext[0];
+\n return 0;
+%%
+
+int yywrap() {
+    return 1;
+}
+