제출 #1038610

#제출 시각아이디문제언어결과실행 시간메모리
1038610eysbutnoFinding Routers (IOI20_routers)C++17
컴파일 에러
0 ms0 KiB
#include <bits/stdc++.h> using namespace std; using ll = long long; using pii = array<int, 2>; #define all(x) begin(x), end(x) #define sz(x) (int) (x).size() vector<int> find_routers(int l, int n, int q) { vector<int> res(n); for (int i = 1; i < n; i++) { int lo = res[i - 1] + 1, hi = l - 1; while (lo < hi) { int mi = (lo + hi + 1) / 2; use_detector(mi) == i - 1 ? lo = mi : hi = mi - 1; } res[i] = res[i - 1] + 2 * (lo - res[i - 1]); } return res; }

컴파일 시 표준 에러 (stderr) 메시지

routers.cpp: In function 'std::vector<int> find_routers(int, int, int)':
routers.cpp:14:13: error: 'use_detector' was not declared in this scope
   14 |             use_detector(mi) == i - 1 ? lo = mi : hi = mi - 1;
      |             ^~~~~~~~~~~~