public static PsiType getDefaultNumericResultType(PsiType ltype, PsiType rtype, PsiElement e) {
    int lRank = getTypeRank(ltype);
    int rRank = getTypeRank(rtype);
    return getDefaultNumericResultType(lRank, rRank, e);
  }
public static PsiType getDefaultNumericResultType(PsiType ltype, PsiType rtype, PsiElement e)