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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#268266#7733. Cool, It’s Yesterday Four Times MoreXeQuadF#WA 4ms5852kbC++141.9kb2023-11-28 14:41:032023-11-28 14:41:05

Judging History

你现在查看的是最新测评结果

  • [2023-11-28 14:41:05]
  • 评测
  • 测评结果:WA
  • 用时:4ms
  • 内存:5852kb
  • [2023-11-28 14:41:03]
  • 提交

answer

#include<bits/stdc++.h>
#define N 1005
using namespace std;
#define Ms(a,b) memset(a,b,sizeof a)
#define db(x) cerr<<#x<<"="<<x<<endl;
#define db2(x,y) cerr<<#x<<"="<<x<<" "<<#y<<"="<<y<<endl;
#define db3(x,y,z) cerr<<#x<<"="<<x<<" "<<#y<<"="<<y<<" "<<#z<<"="<<z<<endl;
int rd(){
    int res=0,c,f=0;
    while(!isdigit(c=getchar()))f=c=='-';
    do res=(res<<1)+(res<<3)+(c^48);
    while(isdigit(c=getchar()));
    return f?-res:res;
}
int T,n,m;
char s[N][N];
int vis[N][N],tik;
bitset<4005>mp[N];
const int dx[]={0,0,-1,1};
const int dy[]={-1,1,0,0};
int main(){
    T=rd();
    while(T--){
        n=rd(),m=rd();
        int tot=0;
        for(int i=1;i<=n;i++)scanf("%s",s[i]+1);
        for(int i=1;i<=n;i++){
            for(int j=1;j<=m;j++){
                if(s[i][j]=='O')continue;
                queue<pair<int,int>>q;
                q.push(make_pair(i,j));
                ++tik;
                mp[++tot]=0;
                while(!q.empty()){
                    auto x=q.front().first,y=q.front().second;q.pop();
                    for(int t=0;t<4;t++){
                        int nx=x+dx[t];
                        int ny=y+dy[t];
                        if(nx<1||nx>n||ny<1||ny>m)continue;
                        if(s[nx][ny]=='O')continue;
                        if(vis[nx][ny]==tik)continue;
                        vis[nx][ny]=tik;
                        mp[tot][(nx-i+n-1)*m+ny-j+m-1]=1;
                        q.push(make_pair(nx,ny));
                    }
                }
            }
        }
        int res=0;
        for(int i=1;i<=tot;i++){
            bool f=1;
            for(int j=1;j<=tot;j++){
                if(i==j)continue;
                if((mp[i] & ~mp[j]) != 0)continue;
                f=0;
                break;
            }
            res+=f;
        }
        printf("%d\n",res);
    }
    return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 4008kb

input:

4
2 5
.OO..
O..O.
1 3
O.O
1 3
.O.
2 3
OOO
OOO

output:

3
1
0
0

result:

ok 4 lines

Test #2:

score: 0
Accepted
time: 0ms
memory: 5852kb

input:

200
2 4
OOO.
OO..
2 3
OOO
.O.
3 3
O.O
OOO
OO.
4 1
.
.
O
O
1 2
.O
1 1
.
2 5
.OO..
.O.O.
2 1
O
O
1 1
O
1 3
.OO
5 1
O
O
.
O
.
5 2
O.
..
O.
.O
..
5 3
...
...
.OO
..O
OOO
3 5
..O.O
.O.O.
.OO.O
5 2
.O
OO
O.
O.
..
2 1
O
O
3 5
.O.OO
O...O
..OO.
1 5
.....
5 1
O
.
O
.
.
5 3
OOO
OO.
.OO
OO.
O.O
2 1
O
.
5 2
O.
...

output:

3
0
0
2
1
1
3
0
0
1
0
7
9
4
4
0
6
5
2
0
1
6
4
5
2
0
0
5
3
3
1
4
1
0
7
5
2
3
7
3
0
6
2
2
2
0
4
6
6
3
3
2
3
5
2
1
0
3
3
4
4
2
2
0
7
6
4
8
5
3
2
5
2
1
2
1
4
0
0
2
5
1
4
6
6
1
6
2
2
3
4
5
2
1
0
1
9
3
4
11
0
3
2
1
0
0
4
3
1
4
3
8
3
0
3
6
2
5
1
3
3
4
0
2
11
2
2
4
0
4
4
6
2
1
2
3
0
5
0
16
4
3
2
6
0
8
3
3
1...

result:

ok 200 lines

Test #3:

score: -100
Wrong Answer
time: 4ms
memory: 3852kb

input:

50
10 9
OOOO.O...
O...O.OOO
.....O...
..OO..O.O
...O..O.O
..OOO..O.
..OOO...O
.OO.O..OO
.O.O.OO..
.O..O.O.O
10 10
.O.OOO.OO.
...OOOOOOO
...O.O..O.
.O.O..O...
.O.O.OO..O
..OO.O..OO
O....O..OO
OO...OOOOO
OO.OO.O..O
.O.O.OOOOO
10 8
O..OOO.O
O.OOOO..
O..OO.OO
OO..OO..
.OOO..O.
.OO.OO.O
OOO..OO.
..O..OO....

output:

31
40
13
25
40
37
27
29
20
26
25
29
21
29
21
31
32
31
33
34
25
31
18
25
41
28
20
38
20
29
18
21
27
28
35
13
20
17
32
29
28
23
23
23
24
18
28
17
35
24

result:

wrong answer 28th lines differ - expected: '45', found: '38'