func_code_string: #include <bits/stdc++.h>   using namespace std;   double PI = 3.14159265358979323846;   int rx[8] = {1, 1, 1, -1, -1, -1, 0, 0};   int ry[8] = {0, -1, 1, 0, -1, 1, 1, -1};   int months[13] = {0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};   int n, k, a, b, c, d, h;   bool u[1111];   int main() {     ios_base::sync_with_stdio(0);     cin >> n >> k >> a >> b >> c >> d;     if (k <= n || n == 4)       cout << -1;     else {       u[a] = 1, u[b] = 1, u[c] = 1, u[d] = 1;       for (int i = 1; i <= n; i++) {         if (!u[i]) {           h = i;           u[i] = 1;           break;         }       }       cout << a <<     << c <<     << h <<     << d <<    ;       for (int i = 1; i <= n; i++) {         if (!u[i]) cout << i <<    ;       }       cout << b << endl;       cout << c <<     << a <<     << h <<     << b <<    ;       for (int i = n; i >= 1; i--) {         if (!u[i]) cout << i <<    ;       }       cout << d;     }     return 0;   }   