제출 #1016417

#제출 시각아이디문제언어결과실행 시간메모리
1016417pavement가장 긴 여행 (IOI23_longesttrip)C++17
15 / 100
9 ms552 KiB
#include "longesttrip.h" #include <bits/stdc++.h> using namespace std; #define pb push_back vector<int> longest_trip(int N, int D) { vector<int> ret; if (D == 3) { ret.resize(N); iota(ret.begin(), ret.end(), 0); return ret; } else if (D == 2) { deque<int> dq; int st = -1; dq.pb(0); if (are_connected({0}, {1})) { dq.pb(1); st = 2; } else { dq.pb(2); dq.pb(1); st = 3; } for (int i = st; i < N; i++) { if (are_connected({i}, {dq.back()})) { dq.pb(i); } else { dq.push_front(i); } } ret = vector<int>(dq.begin(), dq.end()); return ret; } else { } }

컴파일 시 표준 에러 (stderr) 메시지

longesttrip.cpp: In function 'std::vector<int> longest_trip(int, int)':
longesttrip.cpp:37:1: warning: control reaches end of non-void function [-Wreturn-type]
   37 | }
      | ^
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