题解 | #明明的随机数#

#include<iostream>
#include<algorithm>
#include<vector>

using namespace std;

int main(){
    int n;
    cin>>n;
    int current;
    
    vector<int> nums;
    for(int i = 0; i < n; i++){
        cin >> current;    
        nums.push_back(current);
    }
    sort(nums.begin(), nums.end());
    auto newlist = unique(nums.begin(), nums.end());
    nums.erase(newlist, nums.end());
    
    for(auto nu: nums){
        cout<<nu<<endl;
    }
    
    return 0;
}