（二）一般纳税人中的银行、财务公司、信托公司、信用社；
Venezuela's oil is also of poorer quality than its Saudi equivalent. Its sour, heavy crude is difficult to extract and refine, while its high sulphur content makes it corrosive to pipelines. A resurgence of Venezuela's industry could pose problems for Canada, which produces similarly viscous oil and exports much of it to the US, but analysts reckon the risk is minor.，推荐阅读WPS官方版本下载获取更多信息
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// ⚠️ 易错点6：循环条件写成nums[left-1] = minVal（相等元素无需纳入无序区间）