C++ 數組操做

一維數組長度: end(arr) - begin(arr)數組 double arr[12] = {100.00,489.12,12454.12,1234.10,823.05,109.20,5.27,1542.25,839.18,83.99,1295.01,1.75}; int arrLength = end(arr) - begin(arr);   #TODO：code 數組排序排序 數組反轉

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