if (numWords > 0) {\r
if (words[numWords-1].len == 1 && words[numWords-1].str[0] == '(') level--;\r
if (words[numWords-1].len == 1 && words[numWords-1].str[0] == ')') level++;\r
if (numWords > 0) {\r
if (words[numWords-1].len == 1 && words[numWords-1].str[0] == '(') level--;\r
if (words[numWords-1].len == 1 && words[numWords-1].str[0] == ')') level++;\r