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    #include<iostream>
    #include<cstdio>
    #include<stdio.h>
    #include<iomanip>
    #include<algorithm>
    #include<vector>
    using namespace std;
    int s[1000000];
    int n;
    void qs(int s[],int l,int r)
    {
    int temp=0;
    int low,high;
    if(l<r)
    {
    low=l;temp=s[low];
    high=r;
    while(low<high)
    {
    while(temp<=s[high]&&low<high)
    high--;
    if(low<high)
    s[low++]=s[high];
    while(temp>=s[low]&&low<high)
    low++;
    if(low<high)
    s[high++]=s[low];
    }
    s[low]=temp;
    qs(s,l,low-1);
    qs(s,low+1,r);
    }

    }
    int main()
    {

    cin>>n;
    for(int i=1;i<=n;i++)
    {
    cin>>s[i];
    }
    qs(s,1,n);
    for(int i=1;i<=n;i++)
    {
    cout<<s[i]<<" ";
    }
    return 0;
    }

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  • 原文地址:https://www.cnblogs.com/suibingchen/p/7619744.html
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