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/* Generated by re2c */
// re2c $INPUT -o $OUTPUT -i --case-ranges
#include <assert.h>
bool lex(const char *s) {
const char *YYCURSOR = s;
{
char yych;
yych = *YYCURSOR;
switch (yych) {
case '1' ... '9': goto yy2;
default: goto yy1;
}
yy1:
++YYCURSOR;
{ return false; }
yy2:
yych = *++YYCURSOR;
switch (yych) {
case '0' ... '9': goto yy2;
default: goto yy3;
}
yy3:
{ return true; }
}
}
int main() {
assert(lex("1234"));
return 0;
}