답안 #15114

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
15114	2015-07-11T10:35:36 Z	ggoh	빨간 직사각형 (kriii3_QQ)	C++	10 / 20	1000 ms	87876 KB

qq

#include<cstdio>
int a,b,i,c,j,k,ans,g,h,w[3333][3333],z[3333][3333];
char s[3333];
int sum(int x1,int y1,int x2,int y2)
{
	return z[x2][y2]-z[x2][y1-1]-z[x1-1][y2]+z[x1-1][y1-1];
}
main()
{
	scanf("%d%d",&a,&b);
	for(i=1;i<=a;i++)
	{
		scanf("%s",s);
		for(j=0;j<b;j++)
		{
			if(s[j]=='R')w[i][j+1]=1;
		}
	}
	for(i=1;i<=a;i++)
	{
		for(j=1;j<=b;j++)
		{
			z[i][j]=z[i][j-1]+w[i][j];
		}
	}
	for(i=1;i<=a;i++)
	{
		for(j=1;j<=b;j++)
		{
			z[i][j]+=z[i-1][j];
		}
	}
	for(i=1;i<=a;i++)
	{
		for(j=i;j<=a;j++)
		{
			h=0;
			for(k=1;k<=b+1;k++)
			{
				if(sum(i,k,j,k)==j-i+1)
				{
					h++;
				}
				else
				{
					ans+=h*(h+1)/2;
					h=0;
				}
			}
		}
	}
	printf("%d",ans);
}

Subtask #1

10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	87876 KB	Output is correct
2	Correct	0 ms	87876 KB	Output is correct
3	Correct	0 ms	87876 KB	Output is correct
4	Correct	0 ms	87876 KB	Output is correct
5	Correct	0 ms	87876 KB	Output is correct
6	Correct	0 ms	87876 KB	Output is correct
7	Correct	0 ms	87876 KB	Output is correct
8	Correct	0 ms	87876 KB	Output is correct
9	Correct	1 ms	87876 KB	Output is correct
10	Correct	1 ms	87876 KB	Output is correct
11	Correct	0 ms	87876 KB	Output is correct
12	Correct	0 ms	87876 KB	Output is correct
13	Correct	0 ms	87876 KB	Output is correct
14	Correct	0 ms	87876 KB	Output is correct
15	Correct	0 ms	87876 KB	Output is correct
16	Correct	0 ms	87876 KB	Output is correct
17	Correct	0 ms	87876 KB	Output is correct
18	Correct	0 ms	87876 KB	Output is correct
19	Correct	0 ms	87876 KB	Output is correct
20	Correct	0 ms	87876 KB	Output is correct
21	Correct	133 ms	87876 KB	Output is correct
22	Correct	198 ms	87876 KB	Output is correct
23	Correct	184 ms	87876 KB	Output is correct
24	Correct	131 ms	87876 KB	Output is correct
25	Correct	186 ms	87876 KB	Output is correct

Subtask #2

0.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	7 ms	87876 KB	Output is correct
2	Correct	101 ms	87876 KB	Output is correct
3	Execution timed out	1000 ms	87876 KB	Program timed out
4	Halted	0 ms	0 KB	-