#include <bits/stdc++.h>
#define int long long
#define all(x) x.begin(),x.end()
#define ff first
#define ss second
#define pb push_back
using namespace std;
char a[3005][3005];
vector <int> ind[6005];
signed main(){
int n,m;
cin>>n>>m;
for(int i=0;i<n;i++){
for(int j=0;j<m;j++){
cin>>a[i][j];
ind[i+j].pb(i);
}
}
int ans=0;
for(int i=0;i<=n+m-2;i++){
vector <vector <int> > dp(ind[i].size()+1,vector <int> (3,0));
for(int j=ind[i].size()-1;j>=0;j--){
int x=ind[i][j],y=i-ind[i][j];
dp[j][0]=max({dp[j+1][0],dp[j+1][1],dp[j+1][2]});
if(y+1<m && y-1>=0 && a[x][y]=='G' && a[x][y+1]=='W' && a[x][y-1]=='R')dp[j][1]=max(dp[j+1][0],dp[j+1][1])+1;
if(x+1<n && x-1>=0 && a[x][y]=='G' && a[x+1][y]=='W' && a[x-1][y]=='R')
dp[j][2]=max(dp[j+1][0],dp[j+1][2])+1;
}
ans+=max({dp[0][0],dp[0][1],dp[0][2]});
}
cout<<ans<<"\n";
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
1 ms |
600 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
1 ms |
576 KB |
Output is correct |
7 |
Correct |
0 ms |
584 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
604 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
348 KB |
Output is correct |
14 |
Correct |
1 ms |
580 KB |
Output is correct |
15 |
Correct |
0 ms |
348 KB |
Output is correct |
16 |
Correct |
0 ms |
584 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
1 ms |
600 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
1 ms |
576 KB |
Output is correct |
7 |
Correct |
0 ms |
584 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
604 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
348 KB |
Output is correct |
14 |
Correct |
1 ms |
580 KB |
Output is correct |
15 |
Correct |
0 ms |
348 KB |
Output is correct |
16 |
Correct |
0 ms |
584 KB |
Output is correct |
17 |
Correct |
1 ms |
348 KB |
Output is correct |
18 |
Correct |
0 ms |
604 KB |
Output is correct |
19 |
Correct |
1 ms |
604 KB |
Output is correct |
20 |
Correct |
0 ms |
604 KB |
Output is correct |
21 |
Correct |
0 ms |
604 KB |
Output is correct |
22 |
Correct |
0 ms |
604 KB |
Output is correct |
23 |
Correct |
0 ms |
604 KB |
Output is correct |
24 |
Correct |
1 ms |
604 KB |
Output is correct |
25 |
Correct |
0 ms |
584 KB |
Output is correct |
26 |
Correct |
0 ms |
348 KB |
Output is correct |
27 |
Correct |
1 ms |
604 KB |
Output is correct |
28 |
Correct |
0 ms |
604 KB |
Output is correct |
29 |
Correct |
0 ms |
604 KB |
Output is correct |
30 |
Correct |
1 ms |
604 KB |
Output is correct |
31 |
Correct |
0 ms |
604 KB |
Output is correct |
32 |
Correct |
1 ms |
604 KB |
Output is correct |
33 |
Correct |
0 ms |
604 KB |
Output is correct |
34 |
Correct |
0 ms |
604 KB |
Output is correct |
35 |
Correct |
0 ms |
604 KB |
Output is correct |
36 |
Correct |
0 ms |
604 KB |
Output is correct |
37 |
Correct |
0 ms |
604 KB |
Output is correct |
38 |
Correct |
0 ms |
600 KB |
Output is correct |
39 |
Correct |
0 ms |
604 KB |
Output is correct |
40 |
Correct |
0 ms |
604 KB |
Output is correct |
41 |
Correct |
0 ms |
604 KB |
Output is correct |
42 |
Correct |
0 ms |
604 KB |
Output is correct |
43 |
Correct |
0 ms |
604 KB |
Output is correct |
44 |
Correct |
1 ms |
604 KB |
Output is correct |
45 |
Correct |
0 ms |
604 KB |
Output is correct |
46 |
Correct |
0 ms |
604 KB |
Output is correct |
47 |
Correct |
1 ms |
604 KB |
Output is correct |
48 |
Correct |
0 ms |
604 KB |
Output is correct |
49 |
Correct |
0 ms |
604 KB |
Output is correct |
50 |
Correct |
1 ms |
600 KB |
Output is correct |
51 |
Correct |
0 ms |
604 KB |
Output is correct |
52 |
Correct |
0 ms |
604 KB |
Output is correct |
53 |
Correct |
0 ms |
604 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Correct |
1 ms |
600 KB |
Output is correct |
5 |
Correct |
0 ms |
348 KB |
Output is correct |
6 |
Correct |
1 ms |
576 KB |
Output is correct |
7 |
Correct |
0 ms |
584 KB |
Output is correct |
8 |
Correct |
0 ms |
348 KB |
Output is correct |
9 |
Correct |
0 ms |
604 KB |
Output is correct |
10 |
Correct |
0 ms |
348 KB |
Output is correct |
11 |
Correct |
0 ms |
348 KB |
Output is correct |
12 |
Correct |
0 ms |
348 KB |
Output is correct |
13 |
Correct |
0 ms |
348 KB |
Output is correct |
14 |
Correct |
1 ms |
580 KB |
Output is correct |
15 |
Correct |
0 ms |
348 KB |
Output is correct |
16 |
Correct |
0 ms |
584 KB |
Output is correct |
17 |
Correct |
1 ms |
348 KB |
Output is correct |
18 |
Correct |
0 ms |
604 KB |
Output is correct |
19 |
Correct |
1 ms |
604 KB |
Output is correct |
20 |
Correct |
0 ms |
604 KB |
Output is correct |
21 |
Correct |
0 ms |
604 KB |
Output is correct |
22 |
Correct |
0 ms |
604 KB |
Output is correct |
23 |
Correct |
0 ms |
604 KB |
Output is correct |
24 |
Correct |
1 ms |
604 KB |
Output is correct |
25 |
Correct |
0 ms |
584 KB |
Output is correct |
26 |
Correct |
0 ms |
348 KB |
Output is correct |
27 |
Correct |
1 ms |
604 KB |
Output is correct |
28 |
Correct |
0 ms |
604 KB |
Output is correct |
29 |
Correct |
0 ms |
604 KB |
Output is correct |
30 |
Correct |
1 ms |
604 KB |
Output is correct |
31 |
Correct |
0 ms |
604 KB |
Output is correct |
32 |
Correct |
1 ms |
604 KB |
Output is correct |
33 |
Correct |
0 ms |
604 KB |
Output is correct |
34 |
Correct |
0 ms |
604 KB |
Output is correct |
35 |
Correct |
0 ms |
604 KB |
Output is correct |
36 |
Correct |
0 ms |
604 KB |
Output is correct |
37 |
Correct |
0 ms |
604 KB |
Output is correct |
38 |
Correct |
0 ms |
600 KB |
Output is correct |
39 |
Correct |
0 ms |
604 KB |
Output is correct |
40 |
Correct |
0 ms |
604 KB |
Output is correct |
41 |
Correct |
0 ms |
604 KB |
Output is correct |
42 |
Correct |
0 ms |
604 KB |
Output is correct |
43 |
Correct |
0 ms |
604 KB |
Output is correct |
44 |
Correct |
1 ms |
604 KB |
Output is correct |
45 |
Correct |
0 ms |
604 KB |
Output is correct |
46 |
Correct |
0 ms |
604 KB |
Output is correct |
47 |
Correct |
1 ms |
604 KB |
Output is correct |
48 |
Correct |
0 ms |
604 KB |
Output is correct |
49 |
Correct |
0 ms |
604 KB |
Output is correct |
50 |
Correct |
1 ms |
600 KB |
Output is correct |
51 |
Correct |
0 ms |
604 KB |
Output is correct |
52 |
Correct |
0 ms |
604 KB |
Output is correct |
53 |
Correct |
0 ms |
604 KB |
Output is correct |
54 |
Correct |
1 ms |
600 KB |
Output is correct |
55 |
Correct |
2 ms |
9308 KB |
Output is correct |
56 |
Correct |
2 ms |
860 KB |
Output is correct |
57 |
Correct |
3 ms |
6748 KB |
Output is correct |
58 |
Correct |
80 ms |
16212 KB |
Output is correct |
59 |
Correct |
789 ms |
110672 KB |
Output is correct |
60 |
Correct |
839 ms |
110932 KB |
Output is correct |
61 |
Correct |
782 ms |
110672 KB |
Output is correct |
62 |
Correct |
1 ms |
600 KB |
Output is correct |
63 |
Correct |
789 ms |
107580 KB |
Output is correct |
64 |
Correct |
788 ms |
110900 KB |
Output is correct |
65 |
Correct |
747 ms |
111364 KB |
Output is correct |
66 |
Correct |
776 ms |
110928 KB |
Output is correct |
67 |
Correct |
749 ms |
111128 KB |
Output is correct |
68 |
Correct |
741 ms |
110952 KB |
Output is correct |
69 |
Correct |
780 ms |
111092 KB |
Output is correct |
70 |
Correct |
74 ms |
16208 KB |
Output is correct |
71 |
Correct |
76 ms |
16212 KB |
Output is correct |
72 |
Correct |
95 ms |
16132 KB |
Output is correct |
73 |
Correct |
75 ms |
16212 KB |
Output is correct |
74 |
Correct |
76 ms |
16216 KB |
Output is correct |
75 |
Correct |
75 ms |
16208 KB |
Output is correct |
76 |
Correct |
79 ms |
16208 KB |
Output is correct |
77 |
Correct |
76 ms |
16464 KB |
Output is correct |
78 |
Correct |
80 ms |
16212 KB |
Output is correct |
79 |
Correct |
75 ms |
16212 KB |
Output is correct |
80 |
Correct |
77 ms |
16208 KB |
Output is correct |
81 |
Correct |
74 ms |
16220 KB |
Output is correct |
82 |
Correct |
79 ms |
16136 KB |
Output is correct |
83 |
Correct |
77 ms |
16352 KB |
Output is correct |
84 |
Correct |
76 ms |
16328 KB |
Output is correct |
85 |
Correct |
76 ms |
16216 KB |
Output is correct |
86 |
Correct |
78 ms |
16208 KB |
Output is correct |
87 |
Correct |
76 ms |
16244 KB |
Output is correct |
88 |
Correct |
77 ms |
16208 KB |
Output is correct |
89 |
Correct |
76 ms |
16216 KB |
Output is correct |
90 |
Correct |
76 ms |
16208 KB |
Output is correct |