Submission #937844

#TimeUsernameProblemLanguageResultExecution timeMemory
937844Macker커다란 상품 (IOI17_prize)C++14
0 / 100
3 ms432 KiB
#include "prize.h" #include <bits/stdc++.h> typedef long long ll; #define all(v) v.begin(), v.end() #define FOR(i, n) for (int i = 0; i < n; i++) using namespace std; int find_best(int n) { int mn = 0; FOR(i, min(500, n)){ auto res = ask(i); mn = max(mn, res[0] + res[1]); } vector<int> pos; int l = 0, r = 1; FOR(i, mn){ while(1){ auto ret = ask(r); if(ret[0] + ret[1] != mn) break; if(ret[0] > i) break; r += (r - l); } while(l < r){ int mid = (l + r) / 2; auto ret = ask(mid); if(ret[0] + ret[1] != mn) r = mid; else if(ret[0] > i) r = mid - 1; else l = mid + 1; } pos.push_back(l); r++; } for (auto i : pos) { auto ret = ask(i); if(ret[0] + ret[1] == 0) return i; } return 0; }
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...