C++插入排序练习

#include<iostream>
#include<ctime>
using namespace std;

#define number 10

int main()
{
    srand((unsigned int)time(NULL));
    int arr[number];
    int flag=0;
    //生成随机数组
    for (int i = 0; i < number; i++)
    {
        //生成1～10随机数
        arr[i]=rand()%number+1;
    }
    //显示生成的随机数组
    for (int i = 0; i < number; i++)
    {
        cout<<arr[i]<<"\t";
        flag++;
        if ((flag%10) == 0)
        {
            cout<<endl;
        }
    }
    
    //插入排序
    int temp;
    int j;
    for (int i = 1;i < number;i++)
    {
        temp = arr[i];
        for ( j = i - 1;j >= 0 && arr[j] > temp;j--)
        {
            arr[j + 1] = arr[j];
        }
        arr[j + 1] = temp;
    }
    //显示生成的有序数组
    for (int i = 0; i < number; i++)
    {
        cout<<arr[i]<<"\t";
        flag++;
        if ((flag%10) == 0)
        {
            cout<<endl;
        }
    }
 
    return 0;
}