#include <iostream>
#include <string>
#include "lexer.h"

using namespace std;

int main(void) {
  char buf[1024];

  //read a line
  cin.getline(buf, 1024);

  //lex the line
  LexicalElement le = nextElement(buf);

  do {
    switch(le.type) {
    case LPAREN:
      cout << "LPAREN" << endl;
      break;
    case RPAREN:
      cout << "RPAREN" << endl;
      break;
    case OPERATOR:
      cout << "OPERATOR: " << le.value.c << endl;
      break;
    case NUMBER:
      cout << "NUMBER: " << le.value.num << endl;
      break;
    case ERROR:
      cout << "ERROR" << endl;
      break;
    case EOS:
      cout << "EOS" << endl;
      break;
    }

    //get the next element
    le = nextElement(0x00);
  } while(le.type != ERROR && le.type != EOS);

  return 0;
}