C++:元素逆置
#include using namespace std;int main() {//声明数组int arr[5] = { 121,236,564,856,124 };//末元素下标int end = sizeof(arr) / sizeof(arr[0]) - 1;//临时保存元素int key = 0;for (int i = 0; i < end; i++) {key = arr[i];arr[i] = arr[end];arr[end] = key;end--;}int end1 = sizeof(arr) / sizeof(arr[0]) - 1;for (int j = 0; j <= end1; j++) {cout << arr[j] << endl;}}
开发者涨薪指南 48位大咖的思考法则、工作方式、逻辑体系