nastya1

#include <list>
#include <stdlib.h>
#include <time.h>
#include <iostream>

using namespace std;

int main(void) {
    srand(time(NULL));

    cout << "length1 length2> ";
    int len1, len2;
    cin >> len1 >> len2;

    list<int> l1, l2, l;

    cout << "L1:" << endl;
    for (int i = 0; i < len1; i ++) {
        l1.push_back(rand() % 7);
        cout << l1.back() << " ";
    }

    cout << endl << endl << "L2:" << endl;
    for (int i = 0; i < len2; i ++) {
        l2.push_back(rand() % 7);
        cout << l2.back() << " ";
    }

    cout << endl << endl << "L:" << endl;
    for (list<int>::iterator i = l1.begin(); i != l1.end(); i ++) {
        bool flag = true;
        for (list<int>::iterator j = l2.begin(); j != l2.end(); j ++)
            if (*i == *j)
                flag = false;
        for (list<int>::iterator j = l.begin(); j != l.end(); j ++)
            if (*i == *j)
                flag = false;
        if (flag) {
            l.push_back(*i);
            cout << l.back() << " ";
        }
    }

    for (list<int>::iterator i = l2.begin(); i != l2.end(); i ++) {
        bool flag = true;
        for (list<int>::iterator j = l1.begin(); j != l1.end(); j ++)
            if (*i == *j)
                flag = false;
        for (list<int>::iterator j = l.begin(); j != l.end(); j ++)
            if (*i == *j)
                flag = false;
        if (flag) {
            l.push_back(*i);
            cout << l.back() << " ";
        }
    }
    cout << endl;
    return 0;
}