제출 #420050

#제출 시각아이디문제언어결과실행 시간메모리
420050Lam_lai_cuoc_doi삶의 질 (IOI10_quality)C++17
컴파일 에러
0 ms0 KiB
#include <bits/stdc++.h> using namespace std; using ll = long long; using ld = long double; using ull = unsigned long long; constexpr bool typetest = 0; constexpr int N = 4e5 + 2; #include "grader.h" #include "quality.h" int b[3001][3001]; int rectangle(int m, int n, int h, int w, int a[3001][3001]) { auto Check = [&](int v) { for (int i = 1; i <= m; ++i) for (int j = 1; j <= n; ++j) b[i][j] = (a[i][j] >= v) + b[i - 1][j] + b[i][j - 1] - b[i - 1][j - 1]; for (int i = h; i <= m; ++i) for (int j = w; j <= n; ++j) if ((b[i][j] - b[i - h][j] - b[i][j - w] + b[i - h][j - w]) < (h * w + 1) / 2) return false; return true; }; int l = 1, mid, r = m * n; while (l <= r) { mid = (l + r) / 2; if (Check(mid)) l = mid + 1; else r = mid - 1; } return r; } void Read() { } void Solve() { } int32_t main() { ios::sync_with_stdio(0); cin.tie(0); cout.tie(0); int t(1); if (typetest) cin >> t; for (int _ = 1; _ <= t; ++_) { Read(); Solve(); } }

컴파일 시 표준 에러 (stderr) 메시지

/usr/bin/ld: /tmp/ccWl7plR.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccZDfr1Q.o:quality.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status