题解 | #明明的随机数#

#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;

int main() {
    int n;
    int num;
    cin>>n;
    int shuzu[500]={0};
    vector<int> shuzu2;
    while(cin>>num) {
        if (shuzu[num]==0) {
            shuzu[num]=1;
            shuzu2.push_back(num);
        }
    }
    sort(shuzu2.begin(),shuzu2.end());
    for (int i=0; i<shuzu2.size(); i++) {
        cout<<shuzu2[i]<<endl;
    }
}
// 64 位输出请用 printf("%lld")