제출 #284519

#제출 시각아이디문제언어결과실행 시간메모리
284519IOrtroiii선물상자 (IOI15_boxes)C++14
컴파일 에러
0 ms0 KiB
#include "boxes.h" #include <bits/stdc++.h> using namespace std; int64_t delivery(int N, int K, int L, int p[]) { vector<int64_t> pref(N); vector<int64_t> suff(N); for (int i = 0; i < N; ++i) { pref[i] = 2 * p[i]; if (i >= K) pref[i] += pref[i - K]; } for (int i = N - 1; i >= 0; --i) { suff[i] = 2 * (L - p[i]); if (i + K < N) suff[i] += suff[i + K]; } int64_t ans = min(pref[N - 1], suff[0]); for (int i = 0; i + 1 < N; ++i) ans = min(ans, pref[i] + suff[i + 1]); for (int i = 0; i + 1 + K < N; ++i) ans = min(ans, pref[i] + suff[i + 1 + K] + L); return ans; }

컴파일 시 표준 에러 (stderr) 메시지

boxes.cpp:7:9: error: ambiguating new declaration of 'int64_t delivery(int, int, int, int*)'
    7 | int64_t delivery(int N, int K, int L, int p[]) {
      |         ^~~~~~~~
In file included from boxes.cpp:1:
boxes.h:4:11: note: old declaration 'long long int delivery(int, int, int, int*)'
    4 | long long delivery(int N, int K, int L, int p[]);
      |           ^~~~~~~~