제출 #1078348

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1078348		Boas	Rectangles (IOI19_rect)	C++17	컴파일 에러	0 ms	0 KiB

rect

#include "rect.h"

long long count_rectangles(vvi a) {
    int n = a.size();
    int m = a[0].size();
 
    ll result = 0;
    for (int r1 = 1; r1 < n - 1; r1++) {
        for (int r2 = r1; r2 < n - 1; r2++) {
            for (int c1 = 1; c1 < m - 1; c1++) {
                for (int c2 = c1; c2 < m - 1; c2++) {
                    bool success = true;
                    for (int i = r1; i <= r2; i++) {
                        for (int j = c1; j <= c2; j++) {
                            if (a[i][j] >= a[i][c1 - 1] || a[i][j] >= a[i][c2 + 1] || a[i][j] >= a[r1 - 1][j] || a[i][j] >= a[r2 + 1][j]) {
                                success = false;
                                break;
                            }
                        }
                        
                        if (!success) {
                            break;
                        }
                    }
 
                    if (success) {
                        result++;
                    }
                }
            }
        }
    }
 
    return result;
}

컴파일 시 표준 에러 (stderr) 메시지

rect.cpp:3:28: error: 'long long int count_rectangles' redeclared as different kind of entity
    3 | long long count_rectangles(vvi a) {
      |                            ^~~
In file included from rect.cpp:1:
rect.h:7:11: note: previous declaration 'long long int count_rectangles(std::vector<std::vector<int> >)'
    7 | long long count_rectangles(std::vector<std::vector<int> > a);
      |           ^~~~~~~~~~~~~~~~
rect.cpp:3:28: error: 'vvi' was not declared in this scope
    3 | long long count_rectangles(vvi a) {
      |                            ^~~