题解 | #明明的随机数#

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

using namespace std;

int main() {
    int n;
    cin >> n;
    vector<int> v;
    int t;
    for (int i = 0; i < n; i++) {
        cin >> t;
        v.push_back(t);
    }
    sort(v.begin(), v.end());
    v.erase(unique(v.begin(), v.end()), v.end());
    for (int i = 0; i < v.size(); i++) {
        cout << v[i] << endl;
    }
}