#include <stdio.h>
#include <ctype.h>
#include "exprParser.h"

int main()
{
    AST *e;

    getToken();
    e = readExpr();
    if(currentToken != EOL){
	printf("error: EOL expected\n");
	exit(1);
    }
    printf("= %d\n",evalExpr(e));
    exit(0);
}