int isSorted(int arr[], int n) {
if (right - left <= 1) return; // 只有一个元素，无需排序
，更多细节参见夫子
Annual energy bills will fall by £117 for millions of households from April after Rachel Reeves’s plan to cut £150 a year from bills was partly foiled by rising costs.
TL;DR: The Lego Pokémon Kanto Region Badge Collection comes as a free gift with orders for the new Venusaur, Charizard, and Blastoise set.
我试图拆穿它：“妈，这是骗你的。接下来就会让你买设备、交学费了。”