// 2. 计算前缀和：count[i]表示<=i的元素个数
Цены на нефть взлетели до максимума за полгода17:55，推荐阅读safew官方版本下载获取更多信息
Almost a year ago, OPEC+ brushed aside warnings of a global supply surplus and chose to increase oil production. History seems about to repeat.。业内人士推荐爱思助手下载最新版本作为进阶阅读
�@�u�l�I�N���E�h�v���o�C�_�[�͉��i���܂ޖ��m�ȉ��l���Ă������Ă����A���ꂪ�����ƂɂƂ��Ė��͓I�ȑ��ֈĂƂ��ĕ��サ�Ă��Ă����v�i�T�`�f�o���j