if (arr[i-1] arr[i]) return 0;
How does nuclear power work and why is the UK investing in it?
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制造业外资准入限制措施“清零”，服务业领域开放试点有序推进；上海、深圳等多地数据交易所引入来自境外市场的跨境数据商；全国碳排放权交易市场扩大行业覆盖范围……坚持高质量“引进来”和高水平“走出去”，我国不断提升全球资源配置能力，塑造国际竞争合作新优势。
She started after her brother Peter died from a brain tumour in 1989 when he was just 24.