选择排序C++由大到小10个数
时间: 2023-10-13 22:25:30 浏览: 91
以下是使用C++实现的选择排序,排序结果为从大到小排列的10个数:
```c++
#include <iostream>
using namespace std;
void selectionSort(int arr[], int n) {
for (int i = 0; i < n - 1; i++) {
int max_idx = i;
for (int j = i + 1; j < n; j++) {
if (arr[j] > arr[max_idx]) {
max_idx = j;
}
}
if (max_idx != i) {
swap(arr[i], arr[max_idx]);
}
}
}
int main() {
int arr[10] = { 3, 7, 1, 9, 2, 8, 4, 6, 10, 5 };
int n = sizeof(arr) / sizeof(arr[0]);
selectionSort(arr, n);
cout << "Sorted array in descending order: ";
for (int i = 0; i < n; i++) {
cout << arr[i] << " ";
}
cout << endl;
return 0;
}
```
输出结果为:
```
Sorted array in descending order: 10 9 8 7 6 5 4 3 2 1
```