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  • 直接插入排序 快速排序算法 直接选择排序

    以下三个验证性实验都做。

    1)直接插入排序算法验证。

    2)快速排序算法验证。

    3)直接选择排序算法验证。

     

    #include<iostream>
    #include<cstdlib>
    using namespace std;
    class dishizhang
    {
    public:
        int a[10];
        int b[10];
        dishizhang()
        {
            int tem;
            for(int i = 0 ; i < 10 ; i ++)
            {
                while(1)
                {
                    int flag = 0;
                    tem = rand() % 10;
                    for(int j = 0 ; j < i ; j ++)
                    {
                        if(tem == a[j])
                        {
                            flag = 1;
                            break;
                        }
                    }
                    if(flag == 0)
                    {
                        a[i] = tem;
                        break;
                    }
    
                }
            }
            cout<<"原始数列为:";
            for(int i = 0 ; i < 10 ; i++)
            {
                cout<<a[i]<<"  ";
            }
            cout<<endl;
            for(int j = 0 ; j < 10 ; j++)
            {
                b[j] = a[j];
            }
    
        }
        void zhijiecharu()
        {
            int tem[10];
            for(int i = 0 ; i < 10 ; i ++)
            {
                tem[i] = a[i];
            }
            for(int i = 1 ; i < 10 ; i++)
            {
                int j = i-1;
                int temnum = tem[i];
                while(j >= 0 && temnum < tem[j])
                {
                    tem[j+1] = tem[j];
                    j--;
                }
                tem[j+1] = temnum;
            }
            for(int i = 0 ; i < 10 ; i++)
            {
                cout<< tem[i] <<" ";
            }
        }
        void kuaipai(int low , int high)
        {
            if( low < high)
            {
                int tem = fuzhukuaipai( low , high);
                kuaipai(low , tem -1);
                kuaipai(tem+1,high);
            }
        }
        int fuzhukuaipai(int low , int high)
        {
            int tem = b[low];
            while(low < high)
            {
                while(low < high && b[high] >= tem )--high;
                b[low] = b[high];
                while(low < high && b[low] <= tem) ++low;
                b[high] = b[low];
            }
            b[low] = tem;
            return low;
        }
        void zhijiexuanze()
        {
            int tem[10];
            for(int i = 0 ; i < 10 ; i++)
            {
                tem[i]  =  a[i];
            }
            int i,temnum;
            i = 0;
            int temi;
            while( i < 10)
            {
                int flag = 0;
                temnum = tem[i];
                for(int j = i ; j < 10 ; j++)
                {
                    if(tem[j] < temnum)
                    {
                        temnum = tem[j];
                        temi = j;
                        flag = 1;
                    }
                }
                int num;
                if(flag!=0)
                {
                    num = tem[temi];
                    tem[temi] = tem[i];
                    tem[i] = num;
                }
                i++;
            }
            cout<<"直接选择后的序列是:";
            for(int i = 0 ; i < 10 ; i++)
            {
                cout<<tem[i]<<" ";
            }
        }
        void print()
        {
            for(int i = 0 ; i < 10 ; i++)
            {
                cout<<a[i]<<" ";
            }
        }
    };
    int main()
    {
        dishizhang duskcl;
        duskcl.zhijiexuanze();
    
    
    }
    

     

      

     

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  • 原文地址:https://www.cnblogs.com/Duskcl/p/3825087.html
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