冒泡排序，迈开跑路第一步

#include<iostream>
#include<string>
using namespace std;
int main() {
	int arr[] = { 7,8,6,3,2,4,8,6,5,1 };
	int len = sizeof(arr) / sizeof(arr[0]);
	int temp = 0;
	for (int i = 0; i < len-1; i++) {
		for (int j = 0; j < len-i-1; j++) {
			if (arr[j] > arr[j + 1]) {
				temp = arr[j];
				arr[j] = arr[j+1];
				arr[j+1] = temp;
			}
		}
	}
	for (int i = 0; i < len; i++) {
		cout << arr[i] << endl;
	}
	system("pause");
	return 0;
}