Submission #415300

#	Time	Username	Problem	Language	Result	Execution time	Memory
415300		peuch	Rectangles (IOI19_rect)	C++17	0 / 100	6 ms	460 KiB

rect

#include "rect.h"
#include<bits/stdc++.h>
using namespace std;

long long count_rectangles(std::vector<std::vector<int> > a) {
	int n = a.size();
	int m = a[0].size();
	if(n == 3){
		long long ans = 0;
		for(int i = 0; i < m - 1; i++){
			int maxi = a[1][i];
			for(int j = i; j < m - 1; j++){
				if(a[1][j] >= a[0][j] || a[1][j] >= a[2][j]) break;
				maxi = max(a[1][j], maxi);
				if(maxi < a[1][i - 1] && maxi < a[1][j + 1]) ans++;
			}
		}
		return ans;
	}
}

Compilation message (stderr)

rect.cpp: In function 'long long int count_rectangles(std::vector<std::vector<int> >)':
rect.cpp:20:1: warning: control reaches end of non-void function [-Wreturn-type]
   20 | }
      | ^

• Subtask 1: 0 / 8
• Subtask 2: 0 / 7
• Subtask 3: 0 / 12
• Subtask 4: 0 / 22
• Subtask 5: 0 / 10
• Subtask 6: 0 / 13
• Subtask 7: 0 / 28