题解

#include<bits/stdc++.h>
using namespace std;
int main()
{
	int n;
    cin>>n;
    int b;
    vector<int> boys,girls;
	for(int i=0;i<n;i++){
        cin>>b;
        if(b>0){
            boys.push_back(b);
        }if(b<0){
            girls.push_back(b);
        }
    }
    sort(boys.begin(),boys.end());
    sort(girls.begin(),girls.end());
    for(int num: boys){
        cout<<num<<" ";
    }
    for(int bmw: girls){
        cout<<bmw<<" ";
    }
    return 0;
}