题解 | 创建动态数组

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

int main() {

    int n;
    cin >> n;

    // write your code here......
    vector<int> v;
    for (int i = n; i <= 2 * n - 1; i++) {
        v.push_back(i);
    }
    for (int j = 0; j < v.size() - 1; j++) {
        cout << v[j] << " ";
    }
    cout << v[v.size() - 1];

    return 0;
}