제출 #1272405

#제출 시각아이디문제언어결과실행 시간메모리
1272405btkhgRice Hub (IOI11_ricehub)C++20
컴파일 에러
0 ms0 KiB
#include <bits/stdc++.h> using namespace std; int besthub(int R, int L, vector<int> &X, long long B) { vector<long long> P(R + 1, 0); for (int i = 0; i < R; i++) P[i + 1] = P[i] + (long long)X[i]; auto costWindow = [&](int i, int j) -> long long { int m = (i + j) / 2; long long xm = X[m]; long long left = xm * (m - i) - (P[m] - P[i]); long long right = (P[j + 1] - P[m + 1]) - xm * (j - m); return left + right; }; int ans = 0; for (int i = 0, j = 0; j < R; j++) { while (i <= j && costWindow(i, j) > B) ++i; if (i <= j) ans = max(ans, j - i + 1); } return ans; } int main() { ios::sync_with_stdio(false); cin.tie(nullptr); int R, L; long long B; cin >> R >> L >> B; vector<int> X(R); for (int i = 0; i < R; i++) cin >> X[i]; cout << besthub(R, L, X, B) << "\n"; return 0; }

컴파일 시 표준 에러 (stderr) 메시지

/usr/bin/ld: /tmp/ccE9pm2C.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccxVJaey.o:ricehub.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccE9pm2C.o: in function `main':
grader.cpp:(.text.startup+0xaa): undefined reference to `besthub(int, int, int*, long long)'
collect2: error: ld returned 1 exit status