제출 #1241627

#제출 시각아이디문제언어결과실행 시간메모리
1241627SpyrosAlivThe Big Prize (IOI17_prize)C++20
0 / 100
0 ms404 KiB
#include "prize.h" #include <bits/stdc++.h> using namespace std; int find_best(int n) { int fin = -1; int lo = 0, hi = n-1; while (lo <= hi) { int mid = (lo + hi) / 2; vector<int> ret = ask(mid); if (ret[0] == 0 && ret[1] == 0) { fin = mid; break; } int toL = mid; if (ret[0] == toL) lo = mid+1; else hi = mid-1; } return fin; }
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