HJ3题解 | #明明的随机数#

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

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