/* -*- coding: utf-8 -*- * * 1837.cc: No.1837 Same but Different - yukicoder */ #include #include using namespace std; /* constant */ const int MAX_N = 3000; const int MAX_A = 10000; /* typedef */ /* global variables */ bool used[MAX_A * 2 + 1]; /* subroutines */ /* main */ int main() { int n; scanf("%d", &n); for (int i = 0; i < n; i++) printf("%d%c", i * 3 + 1, (i + 1 < n) ? ' ' : '\n'); for (int i = 0; i < n; i++) printf("%d%c", i * 3, (i + 1 < n) ? ' ' : '\n'); if (false) { for (int i = 0; i < n; i++) for (int j = i + 1; j < n; j++) used[(i * 3 + 1) + (j * 3 + 1)] = true; for (int i = 0; i < n; i++) for (int j = i + 1; j < n; j++) if (used[(i * 3) + (j * 3)]) { puts("NG"); return 0; } puts("OK"); } return 0; }