제출 #1203483

#제출 시각아이디문제언어결과실행 시간메모리
1203483mayacFinding Routers (IOI20_routers)C++20
컴파일 에러
0 ms0 KiB
#include <iostream> #include <vector> using namespace std; std::vector<int> find_routers(int l, int n, int q) { int idx = l,a,cur; vector<int> ans(n,0); for (int i = n-1; i >0; i--) { cur = 0; for (int step = idx/2; step > 0; step /= 2) { cur += step; a = use_detector(cur); if (a >= i)cur -= step; if (step > 1)step++; } idx = cur; ans[i] = cur; } for (int i = 1; i < n; i++) { ans[i] = ans[i] * 2 - ans[i - 1]; } return ans; }

컴파일 시 표준 에러 (stderr) 메시지

routers.cpp: In function 'std::vector<int> find_routers(int, int, int)':
routers.cpp:13:29: error: 'use_detector' was not declared in this scope
   13 |                         a = use_detector(cur);
      |                             ^~~~~~~~~~~~