飞步无人驾驶2018届校园招聘在线笔试A轮 register

Ended

Participants:152

Verdict:Time Limit Exceeded
Score:30 / 100
Submitted:2018-10-06 20:50:42

Lang:G++

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#include <stdio.h>
#include <vector>
#include <algorithm>
using namespace std;
long long middle(vector<int>& vec, int k) 
{
    long long cot = 0;
    auto it = vec.begin();
    for (int i = 0; i < vec.size(); i++)
    {
        for(int j=i+1;j<=vec.size();++j)
        {
            vector<int> temp(vec.begin()+i,vec.begin()+j);
            int index;
            if((j-i)%2 ==1) index = (j-i+1)/2;
            else index = (j-i)/2;
            partial_sort(temp.begin(),temp.begin()+index,temp.end());        
            if(temp[index-1]==k) ++cot;
        }
    }
    return cot;
}
int main()
{   
    int N,K;
    scanf("%d %d",&N,&K);
    vector<int> An(N);
    for(int i=0;i<N;++i)
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