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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#648804#3125. Dango MakerDimash13 49ms151164kbC++171.9kb2024-10-17 20:29:292024-10-17 20:29:30

Judging History

你现在查看的是最新测评结果

  • [2024-10-17 20:29:30]
  • 评测
  • 测评结果:13
  • 用时:49ms
  • 内存:151164kb
  • [2024-10-17 20:29:29]
  • 提交

answer

#include <bits/stdc++.h>
    
using namespace std;
    
typedef long long ll;
    
const int  N = 3e3 + 12, MOD = 998244353, M = 6e6 + 12;
    
char a[N][N];
int n, m, res = 0, res1 = 0, v[N][N], it = 1, h[N][N];
vector<int> g[M];   
void add(int x, int y) {
    g[x].push_back(y);
    g[y].push_back(x);
}
bool vis[N * N];
pair<int, int> dfs(int v){
    vis[v] = 1;
    int dp1 = 1, dp0 = 0;
    for(int to:g[v]) {
        if(vis[to]) continue;
        auto [d0, d1] =  dfs(to);
        dp0 += max(d0, d1);
        dp1 += d0;
    }
    return {dp0, dp1};
}
void test() {
    cin >> n >> m;
    for(int i = 1; i <= n; i++) {
        for(int j = 1; j <= m; j++) {
            cin >> a[i][j];
        }
    }
    for(int i = 1; i <= n; i++) {
        for(int j = 1; j <= m; j++) {
            if(a[i][j] == 'G' && a[i][j - 1] == 'R' && a[i][j + 1] == 'W') {
                h[i][j - 1] = it++;
            }
            if(a[i][j] == 'G' && a[i - 1][j] == 'R' && a[i + 1][j] == 'W') {
                v[i - 1][j] = it++;
            }
        }
    }
    for(int i = 1; i <= n; i++) {
        for(int j = 1; j <= m; j++) {
            if(a[i][j] == 'G' && a[i][j - 1] == 'R' && a[i][j + 1] == 'W') {
                if(v[i][j - 1]) {
                    add(v[i][j - 1], h[i][j - 1]);
                }
                if(v[i - 1][j]) {
                    add(v[i - 1][j], h[i][j - 1]);
                }
                if(v[i - 2][j + 1]) {
                    add(v[i - 2][j + 1], h[i][j - 1]);
                }
            }
        }
    }
    for(int i = 1; i < it; i++) {
        if(!vis[i]) {
            auto [x, y] = dfs(i);
            res += max(x, y);
        }
    }
    cout << res << '\n';
}
int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(0); 
    
    int t = 1; 
    // cin >> t;
    
    while(t--) 
        test();
    
    return 0;
}

详细

Subtask #1:

score: 13
Accepted

Test #1:

score: 13
Accepted
time: 20ms
memory: 149076kb

input:

1 1
G

output:

0

result:

ok single line: '0'

Test #2:

score: 13
Accepted
time: 24ms
memory: 145928kb

input:

1 2
RG

output:

0

result:

ok single line: '0'

Test #3:

score: 13
Accepted
time: 19ms
memory: 149056kb

input:

2 1
W
R

output:

0

result:

ok single line: '0'

Test #4:

score: 13
Accepted
time: 19ms
memory: 147036kb

input:

3 2
WW
RW
WR

output:

0

result:

ok single line: '0'

Test #5:

score: 13
Accepted
time: 22ms
memory: 144928kb

input:

4 4
GRRW
GWWR
WWWW
RGRG

output:

0

result:

ok single line: '0'

Test #6:

score: 13
Accepted
time: 28ms
memory: 149120kb

input:

4 4
RGRR
RRRG
GRGW
RGWW

output:

2

result:

ok single line: '2'

Test #7:

score: 13
Accepted
time: 19ms
memory: 146188kb

input:

4 4
RRGR
GRRG
WRGW
RGWW

output:

3

result:

ok single line: '3'

Test #8:

score: 13
Accepted
time: 20ms
memory: 146908kb

input:

4 4
RGWR
GGGW
WWGW
RWGW

output:

1

result:

ok single line: '1'

Test #9:

score: 13
Accepted
time: 20ms
memory: 144952kb

input:

3 3
RGW
GGG
WGW

output:

1

result:

ok single line: '1'

Test #10:

score: 13
Accepted
time: 16ms
memory: 144304kb

input:

4 1
W
R
G
W

output:

1

result:

ok single line: '1'

Test #11:

score: 13
Accepted
time: 19ms
memory: 149080kb

input:

4 4
RGWR
GWRG
WRGW
RGWR

output:

3

result:

ok single line: '3'

Test #12:

score: 13
Accepted
time: 24ms
memory: 145492kb

input:

4 4
RWWR
GWRG
WGGW
RGWR

output:

3

result:

ok single line: '3'

Test #13:

score: 13
Accepted
time: 16ms
memory: 149056kb

input:

4 4
RGWR
WWRG
WRGW
RWGR

output:

2

result:

ok single line: '2'

Test #14:

score: 13
Accepted
time: 22ms
memory: 146028kb

input:

4 4
RRRR
GGGG
WWWW
RRRR

output:

4

result:

ok single line: '4'

Test #15:

score: 13
Accepted
time: 24ms
memory: 149056kb

input:

4 4
RRRR
GGGR
WWWW
RRRR

output:

3

result:

ok single line: '3'

Test #16:

score: 13
Accepted
time: 31ms
memory: 149060kb

input:

4 4
RRRR
GGGG
WWWW
RWRR

output:

4

result:

ok single line: '4'

Subtask #2:

score: 0
Wrong Answer

Dependency #1:

100%
Accepted

Test #17:

score: 20
Accepted
time: 23ms
memory: 148936kb

input:

5 5
RRGRR
RGRGW
RRWRW
RGWGW
RWWWW

output:

3

result:

ok single line: '3'

Test #18:

score: 20
Accepted
time: 49ms
memory: 151044kb

input:

6 6
RGWRGW
RRRGWR
RRWGWR
WRRRWG
GGGGGW
WWWWWW

output:

7

result:

ok single line: '7'

Test #19:

score: 20
Accepted
time: 34ms
memory: 151132kb

input:

7 10
RRRGRGWRGW
RGGGWRRGWR
RWWWWGRRGG
RGWRWWGGGW
WWRGWRGWGW
RGWWGGRGWW
RRGWWWWWWW

output:

14

result:

ok single line: '14'

Test #20:

score: 20
Accepted
time: 20ms
memory: 151132kb

input:

10 8
RGWRRRGW
RGWGRRGW
WRGWGRGW
RGWWRGWW
GWRRGWWW
WRRGRWRR
GRGWGRGG
WGWWWRWR
RGWRGRGW
RRWRGWWW

output:

16

result:

ok single line: '16'

Test #21:

score: 20
Accepted
time: 16ms
memory: 151104kb

input:

10 10
RRRRGWRRGW
GRGRGRGGRR
RGRGWGRRGR
RWWWRRGRGW
GRGGGRGWGG
WRGWWGGRGW
GGGRWWWRRR
WWGRGWRRGG
WWGWGWGGWW
RRGWGRWWWW

output:

16

result:

ok single line: '16'

Test #22:

score: 20
Accepted
time: 27ms
memory: 151044kb

input:

10 10
RRRWRGWRGW
GGGGGGRRWG
WGWRWWGGGW
RRRRRRWRRG
GGGGGGRGGR
WGWWWWGWGW
WRRGWRWRGW
RGWGRGWGRW
GRWRGWWWGG
RGWWGWRGWW

output:

19

result:

ok single line: '19'

Test #23:

score: 20
Accepted
time: 12ms
memory: 151164kb

input:

10 10
WGWGRWWGWR
RGGWGRWWGR
GWRRRRWWWG
RGWRGWRRRG
GRRWWGGRGG
GGGGRWGRGG
RRRGWWWWRW
WRRRWRGRGR
RGWGRWGRWG
WRRWGGGWWW

output:

7

result:

ok single line: '7'

Test #24:

score: 20
Accepted
time: 16ms
memory: 148988kb

input:

10 10
GGRRGRGRWR
RRWRGWWRRW
WGRWWRRRWG
GGWWRWGRGR
RGGGRRGWRR
WRWWWRWWWW
WRWGGGGRRR
RWGRGRWGGW
GWGWWGWGRR
GRWGGGWRWW

output:

2

result:

ok single line: '2'

Test #25:

score: 20
Accepted
time: 35ms
memory: 146884kb

input:

10 1
R
G
R
W
G
G
G
R
G
R

output:

0

result:

ok single line: '0'

Test #26:

score: 20
Accepted
time: 18ms
memory: 148988kb

input:

1 10
GGGRWWGGWW

output:

0

result:

ok single line: '0'

Test #27:

score: 0
Wrong Answer
time: 21ms
memory: 151048kb

input:

10 10
RGWRGWRGWR
GWRGWRGWRG
WRGWRGWRGW
RGWRGWRGWR
GWRGWRGWRG
WRGWRGWRGW
RGWRRWRGWR
GWRGWRGWRG
WRGWRGWRGW
RGWRGWRGWR

output:

28

result:

wrong answer 1st lines differ - expected: '27', found: '28'

Subtask #3:

score: 0
Skipped

Dependency #1:

100%
Accepted

Dependency #2:

0%