插入排序

#include <iostream>
#include <ctime>

using namespace std;

void RandomArray(int *arr,int arr_len);
void Interpolation(int *arr,int arr_len);
void PrintArray(int *arr,int arr_len);

int main()
{
    const static int arr_len = 20;
    int arr[arr_len];
    
    RandomArray(arr,arr_len);
    PrintArray(arr,arr_len);
    Interpolation(arr,arr_len);

    PrintArray(arr,arr_len);

    return 0;
}

void PrintArray( int *arr,int arr_len )
{
    cout<<"打印内容："<<endl;
    for (int i=0;i<arr_len;++i)
    {
        cout<<arr[i]<<" ";
    }

    cout<<endl;
}

void RandomArray( int *arr,int arr_len )
{
    srand(time(NULL));

    for (int i=0;i<arr_len;++i)
    {
        arr[i] = rand()%100;
    }

}

void Interpolation( int *arr,int arr_len )
{
    for (int i=1;i<arr_len;++i)
    {
        int tempValue = arr[i];
        int j=i;
        for (;j>0;--j)
        {
            if (tempValue>arr[j-1])
            {                
                break;
            }
            else
            {
                arr[j] = arr[j-1];
            }
        }

        arr[j] = tempValue;
    }
}