// Awesome feelings #include<bits/stdc++.h> using namespace std; const int N = 155; int n, ts, C[N]; inline int Query(int l, int r) { printf("%d", r - l + 1); for (int i = l; i <= r; i++) printf(" %d", i); printf("\n"); fflush(stdout); int k; scanf("%d", &k); return (k); } int main() { scanf("%d", &n); for (int i = 1; i <= n; i++) { if (!C[i]) C[i] = ++ ts; int le = i, ri = n + 1, md; while (ri - le > 1) { md = (le + ri) >> 1; if (Query(i + 1, md) < Query(i, md)) le = md; else ri = md; } C[ri] = C[i]; } printf("0"); for (int i = 1; i <= n; i++) printf(" %d", C[i]); printf("\n"); fflush(stdout); return 0; }

carnival.cpp: In function 'int main()':
carnival.cpp:17:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &n);
     ~~~~~^~~~~~~~~~
carnival.cpp: In function 'int Query(int, int)':
carnival.cpp:12:17: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     int k; scanf("%d", &k);
            ~~~~~^~~~~~~~~~