#include "prize.h" #include <bits/stdc++.h> using namespace std; vector<vector<int>> buf; vector<int> qry(int x) { if (buf[x].empty()) { buf[x] = ask(x); } return buf[x]; } int find_best(int n) { buf.clear(), buf.resize(n); vector<int> s(6); for (int i = 0; i < min(n, 474); i++) { vector<int> res = qry(i); s[5] = max(s[5], res[0] + res[1]); } vector<int> pidx; for (int i = 1; i <= s[5]; i++) { int l = -1, r = n - 1; while (l + 1 < r) { int rm = l + (r - l) / 2, lm = rm; vector<int> res = qry(lm); while (res[0] + res[1] != s[5]) { lm--; if (lm < 0) { break; } res = qry(lm); } if (lm < 0) { if (rm + 1 < i) { l = rm; } else { r = rm; } } else { if (res[0] + rm - lm < i) { l = rm; } else { r = rm; } } } pidx.push_back(r); } for (int x : pidx) { vector<int> res = qry(x); if (res[0] + res[1] == 0) { return x; } } }

prize.cpp: In function 'int find_best(int)':
prize.cpp:59:1: warning: control reaches end of non-void function [-Wreturn-type]
   59 | }
      | ^