add flex lexer

src/main.c

@@ -4,6 +4,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include "lexer/lexer.h"
 
 void initialize() {
     initNumber();
@@ -14,16 +15,6 @@ void cleanup() {
 }
 
 int main() {
-    initialize();
-    char *code = "1.2e20";
-    struct number mynum = translateNumber(code);
-    if (mynum.denominator == 0) {
-        printf("Invalid number\n");
-        return 1;
-    }
-    double f = 1.0 * mynum.numerator / mynum.denominator;
-    printf("Numerator: %ld\n", mynum.numerator);
-    printf("Denominator: %lu\n", mynum.denominator);
-    printf("Float: %lf\n", f);
+    lexer();
     return 0;
 }