#include<iostream>
#include<string>
#include<vector>
#include<algorithm>
#include<fstream>
#include<ctime>
#include<memory>

using namespace std;

int find(vector<int> master){
    int max;
    for (int i: master){
        if (!master[i] < max){
            max = master[i];
        }
    }
    return max;
}



void print(vector<int> vect){
    for(int i = 0; i < vect.size(); i++){
        cout << vect[i] << " ";
    }
    cout << endl;
}

vector<int> randVect(int len){
    vector<int> v(len);
    srand(unsigned(time(nullptr)));
    for(int i = 0; i < v.size(); i++){
        v[i] = rand() % 10;
    }
    return v;
}

int main(int argc, char **argv){
    int num;
    if(argc < 2){
        num = rand() % 100;
    }else{
        try {
            num = stoi(argv[1]);
        } catch (const std::invalid_argument& e) {
            cerr << "Invalid argument" << endl;
            return 1;
        }
    }
    vector<int> db1 = randVect(num);
    vector<int> db2 = randVect(num);
    print(db1);
    //int max = find(db1);
    //cout << max << endl;
    cout << endl;
    print(db2);
    //int max = find(db2);
    //cout << max << endl;
    return 0;
}