Submission #153388

#	Time	Username	Problem	Language	Result	Execution time	Memory
153388		tinjyu	Rectangles (IOI19_rect)	C++14	10 / 100	7 ms	632 KiB

rect

#include "rect.h"
#include <iostream>
#include <cstring>
using namespace std;
long long int ma1[2505],ma2[2505],tag[2505][2505],sx,sy,n,m,ans=0,map[2505][2505];
long long count_rectangles(std::vector<std::vector<int> > a) {
	n=a.size();
	m=a[0].size();
	for(int i=0;i<n;i++)
	{
		for(int j=0;j<m;j++)map[i][j]=a[i][j];
	}
	if(n<=2)return 0;
	for(int i=1;i<m-1;i++)
	{
		long long int ma=0;
		for(int j=i;j<m-1;j++)
		{
			if(map[1][j]>=map[0][j] || map[1][j]>=map[2][j])break;
			
			ma=max(map[1][j],ma);
			if(ma<map[1][i-1] && ma<map[1][j+1])ans++;
		}
	}
	return ans;
}

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