답안 #827784

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
827784	2023-08-16T18:33:54 Z	Baytoro	Rectangles (IOI19_rect)	C++17	50 / 100	5000 ms	548028 KB

rect

#include "rect.h"
//#include "grader.cpp"
#include <bits/stdc++.h>
using namespace std;
#define pb push_back
#define fr first
#define sc second
const int N=2505;
int a[N][N],b[N],c[N],used[N][N];
int l,r,lx,rx,cnt,n,m;
void dfs(int x, int y){
	if(x==0 || y==0) return;
	if(x>n || y>m) return;
	if(a[x][y] || used[x][y]) return;
	used[x][y]=1;
	cnt++;
	l=min(l,x);
	r=max(r,x);
	lx=min(lx,y);
	rx=max(rx,y);
	if(!used[x+1][y]) dfs(x+1,y);
	if(!used[x-1][y]) dfs(x-1,y);
	if(!used[x][y+1]) dfs(x,y+1);
	if(!used[x][y-1]) dfs(x,y-1);
}
long long count_rectangles(vector<vector<int>> A) {
	n=A.size();
	m=A[0].size();
	if(min(n,m)<3) return 0;
	int mx=0;
	for(int i=0;i<n;i++){
		for(int j=0;j<m;j++)
			a[i+1][j+1]=A[i][j],mx=max(mx,A[i][j]);
	}
	int ans=0;
	if(mx<=1){
		for(int i=2;i<n;i++){
			for(int j=2;j<m;j++){
				if(used[i][j]) continue;
				l=1e9;
				r=0;
				lx=1e9;
				rx=0;
				cnt=0;
				dfs(i,j);
				if(l==1 || r==n) continue;
				if(lx==1 || rx==m) continue;
				if(cnt==(r-l+1)*(rx-lx+1))
					ans++;
			}
		}
	}
	else if(n<=3 || (n<=2500 && m<=2500)){
		for(int l=2;l<n;l++){
			for(int r=l;r<n;r++){
				for(int i=1;i<=m;i++){
					if(l==r) b[i]=a[l][i];
					else b[i]=max(b[i],a[r][i]);
				}
				for(int i=2;i<m;i++){
					for(int j=i;j<m;j++){
						if(b[j]>=min(a[l-1][j],a[r+1][j])) break;
						bool cnt=1;
						for(int k=l;k<=r;k++){
							if(i==j) c[k]=a[k][j];
							else c[k]=max(c[k],a[k][j]);
							if(c[k]>=min(a[k][i-1],a[k][j+1])){
								cnt=0;
							}
						}
						ans+=cnt;
					}
				}
			}
		}
	}
	return ans;
}

Subtask #1
8.0 / 8.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	340 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	1 ms	340 KB	Output is correct
4	Correct	1 ms	340 KB	Output is correct
5	Correct	1 ms	596 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	0 ms	340 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	0 ms	340 KB	Output is correct
10	Correct	0 ms	340 KB	Output is correct
11	Correct	0 ms	340 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	0 ms	340 KB	Output is correct
16	Correct	0 ms	212 KB	Output is correct
17	Correct	0 ms	212 KB	Output is correct
18	Correct	0 ms	260 KB	Output is correct
19	Correct	0 ms	468 KB	Output is correct
20	Correct	1 ms	468 KB	Output is correct
21	Correct	0 ms	212 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	340 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	1 ms	340 KB	Output is correct
4	Correct	1 ms	340 KB	Output is correct
5	Correct	1 ms	596 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	0 ms	340 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	0 ms	340 KB	Output is correct
10	Correct	0 ms	340 KB	Output is correct
11	Correct	0 ms	340 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	0 ms	340 KB	Output is correct
16	Correct	0 ms	212 KB	Output is correct
17	Correct	0 ms	212 KB	Output is correct
18	Correct	0 ms	260 KB	Output is correct
19	Correct	0 ms	468 KB	Output is correct
20	Correct	1 ms	468 KB	Output is correct
21	Correct	0 ms	212 KB	Output is correct
22	Correct	16 ms	596 KB	Output is correct
23	Correct	18 ms	716 KB	Output is correct
24	Correct	17 ms	716 KB	Output is correct
25	Correct	1 ms	596 KB	Output is correct
26	Correct	1 ms	596 KB	Output is correct
27	Correct	1 ms	596 KB	Output is correct
28	Correct	2 ms	596 KB	Output is correct
29	Correct	1 ms	596 KB	Output is correct

Subtask #3
12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	340 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	1 ms	340 KB	Output is correct
4	Correct	1 ms	340 KB	Output is correct
5	Correct	1 ms	596 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	0 ms	340 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	0 ms	340 KB	Output is correct
10	Correct	0 ms	340 KB	Output is correct
11	Correct	0 ms	340 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	0 ms	340 KB	Output is correct
16	Correct	0 ms	212 KB	Output is correct
17	Correct	16 ms	596 KB	Output is correct
18	Correct	18 ms	716 KB	Output is correct
19	Correct	17 ms	716 KB	Output is correct
20	Correct	1 ms	596 KB	Output is correct
21	Correct	1 ms	596 KB	Output is correct
22	Correct	1 ms	596 KB	Output is correct
23	Correct	2 ms	596 KB	Output is correct
24	Correct	1 ms	596 KB	Output is correct
25	Correct	0 ms	212 KB	Output is correct
26	Correct	0 ms	260 KB	Output is correct
27	Correct	0 ms	468 KB	Output is correct
28	Correct	1 ms	468 KB	Output is correct
29	Correct	0 ms	212 KB	Output is correct
30	Correct	676 ms	1580 KB	Output is correct
31	Correct	687 ms	1580 KB	Output is correct
32	Correct	663 ms	1584 KB	Output is correct
33	Correct	15 ms	1492 KB	Output is correct
34	Correct	16 ms	1580 KB	Output is correct
35	Correct	16 ms	1572 KB	Output is correct
36	Correct	22 ms	1492 KB	Output is correct
37	Correct	17 ms	1492 KB	Output is correct

Subtask #4
0 / 22.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	340 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	1 ms	340 KB	Output is correct
4	Correct	1 ms	340 KB	Output is correct
5	Correct	1 ms	596 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	0 ms	340 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	0 ms	340 KB	Output is correct
10	Correct	0 ms	340 KB	Output is correct
11	Correct	0 ms	340 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	0 ms	340 KB	Output is correct
16	Correct	0 ms	212 KB	Output is correct
17	Correct	16 ms	596 KB	Output is correct
18	Correct	18 ms	716 KB	Output is correct
19	Correct	17 ms	716 KB	Output is correct
20	Correct	1 ms	596 KB	Output is correct
21	Correct	1 ms	596 KB	Output is correct
22	Correct	1 ms	596 KB	Output is correct
23	Correct	2 ms	596 KB	Output is correct
24	Correct	1 ms	596 KB	Output is correct
25	Correct	676 ms	1580 KB	Output is correct
26	Correct	687 ms	1580 KB	Output is correct
27	Correct	663 ms	1584 KB	Output is correct
28	Correct	15 ms	1492 KB	Output is correct
29	Correct	16 ms	1580 KB	Output is correct
30	Correct	16 ms	1572 KB	Output is correct
31	Correct	22 ms	1492 KB	Output is correct
32	Correct	17 ms	1492 KB	Output is correct
33	Correct	0 ms	212 KB	Output is correct
34	Correct	0 ms	260 KB	Output is correct
35	Correct	0 ms	468 KB	Output is correct
36	Correct	1 ms	468 KB	Output is correct
37	Correct	0 ms	212 KB	Output is correct
38	Correct	591 ms	8932 KB	Output is correct
39	Correct	660 ms	8940 KB	Output is correct
40	Correct	582 ms	8920 KB	Output is correct
41	Correct	661 ms	8916 KB	Output is correct
42	Execution timed out	5064 ms	8904 KB	Time limit exceeded
43	Halted	0 ms	0 KB	-

Subtask #5
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	10 ms	340 KB	Output is correct
2	Correct	11 ms	412 KB	Output is correct
3	Correct	1 ms	980 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	1 ms	340 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	1 ms	340 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	1 ms	340 KB	Output is correct

Subtask #6
13.0 / 13.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	260 KB	Output is correct
3	Correct	0 ms	468 KB	Output is correct
4	Correct	1 ms	468 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	340 KB	Output is correct
7	Correct	103 ms	46884 KB	Output is correct
8	Correct	223 ms	109956 KB	Output is correct
9	Correct	228 ms	110600 KB	Output is correct
10	Correct	223 ms	110620 KB	Output is correct
11	Correct	178 ms	195604 KB	Output is correct
12	Correct	413 ms	466204 KB	Output is correct
13	Correct	463 ms	548028 KB	Output is correct

Subtask #7
0 / 28.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	340 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	1 ms	340 KB	Output is correct
4	Correct	1 ms	340 KB	Output is correct
5	Correct	1 ms	596 KB	Output is correct
6	Correct	1 ms	340 KB	Output is correct
7	Correct	0 ms	340 KB	Output is correct
8	Correct	1 ms	340 KB	Output is correct
9	Correct	0 ms	340 KB	Output is correct
10	Correct	0 ms	340 KB	Output is correct
11	Correct	0 ms	340 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	0 ms	340 KB	Output is correct
16	Correct	0 ms	212 KB	Output is correct
17	Correct	16 ms	596 KB	Output is correct
18	Correct	18 ms	716 KB	Output is correct
19	Correct	17 ms	716 KB	Output is correct
20	Correct	1 ms	596 KB	Output is correct
21	Correct	1 ms	596 KB	Output is correct
22	Correct	1 ms	596 KB	Output is correct
23	Correct	2 ms	596 KB	Output is correct
24	Correct	1 ms	596 KB	Output is correct
25	Correct	676 ms	1580 KB	Output is correct
26	Correct	687 ms	1580 KB	Output is correct
27	Correct	663 ms	1584 KB	Output is correct
28	Correct	15 ms	1492 KB	Output is correct
29	Correct	16 ms	1580 KB	Output is correct
30	Correct	16 ms	1572 KB	Output is correct
31	Correct	22 ms	1492 KB	Output is correct
32	Correct	17 ms	1492 KB	Output is correct
33	Correct	591 ms	8932 KB	Output is correct
34	Correct	660 ms	8940 KB	Output is correct
35	Correct	582 ms	8920 KB	Output is correct
36	Correct	661 ms	8916 KB	Output is correct
37	Execution timed out	5064 ms	8904 KB	Time limit exceeded
38	Halted	0 ms	0 KB	-

답안 #827784

Compilation message

Subtask #1 8.0 / 8.0

Subtask #2 7.0 / 7.0

Subtask #3 12.0 / 12.0

Subtask #4 0 / 22.0

Subtask #5 10.0 / 10.0

Subtask #6 13.0 / 13.0

Subtask #7 0 / 28.0

Subtask #1
8.0 / 8.0

Subtask #2
7.0 / 7.0

Subtask #3
12.0 / 12.0

Subtask #4
0 / 22.0

Subtask #5
10.0 / 10.0

Subtask #6
13.0 / 13.0

Subtask #7
0 / 28.0