#include<iostream>
#include<algorithm>
using namespace std;
char A[3005][3005];
int Dp[2][3005]; //0-orizontal, 1-vertical
int getval(int diag, int n, int m)
{
for(int i=1; i<=n+3; i++)
Dp[0][i]=Dp[1][i]=0;
int x,y;
if(diag<=m)
{
x=1;
y=diag;
}
else
{
x=diag-m+1;
y=m;
}
int nr=0;
for(int i=1; ; i++)
{
if(x>n || y<1)
break;
nr++;
Dp[0][i]=max(Dp[0][i],Dp[0][i-1]);
Dp[1][i]=max(Dp[1][i],Dp[1][i-1]);
if(A[x][y]=='R' && A[x][y+1]=='G' && A[x][y+2]=='W')
Dp[0][i]=max(Dp[0][i],max(Dp[0][i-1],Dp[1][max(0,i-3)])+1);
if(A[x][y]=='R' && A[x+1][y]=='G' && A[x+2][y]=='W')
Dp[1][i]=max(Dp[1][i],max(Dp[0][i-1],Dp[1][i-1])+1);
x++;
y--;
}
return max(Dp[0][nr],Dp[1][nr]);
}
int main()
{
ios::sync_with_stdio(false);
cin.tie(0);
cout.tie(0);
int n,m;
cin>>n>>m;
for(int i=1; i<=n; i++)
{
for(int j=1; j<=m; j++)
cin>>A[i][j];
}
int rez=0;
for(int i=1; i<=m+n-1; i++) //nu se pot suprapune 2 dango care incep pe diag diferite pt ca trb sa inceapa cu R si cel de pe coloana precedenta ar fi avut G aici
rez=rez+getval(i,n,m);
cout<<rez<<"\n";
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
384 KB |
Output is correct |
2 |
Correct |
4 ms |
384 KB |
Output is correct |
3 |
Correct |
5 ms |
384 KB |
Output is correct |
4 |
Correct |
5 ms |
384 KB |
Output is correct |
5 |
Correct |
5 ms |
384 KB |
Output is correct |
6 |
Correct |
5 ms |
384 KB |
Output is correct |
7 |
Correct |
4 ms |
384 KB |
Output is correct |
8 |
Correct |
5 ms |
384 KB |
Output is correct |
9 |
Correct |
5 ms |
384 KB |
Output is correct |
10 |
Correct |
4 ms |
384 KB |
Output is correct |
11 |
Correct |
5 ms |
384 KB |
Output is correct |
12 |
Correct |
4 ms |
384 KB |
Output is correct |
13 |
Correct |
5 ms |
384 KB |
Output is correct |
14 |
Correct |
4 ms |
384 KB |
Output is correct |
15 |
Correct |
5 ms |
384 KB |
Output is correct |
16 |
Correct |
5 ms |
384 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
384 KB |
Output is correct |
2 |
Correct |
4 ms |
384 KB |
Output is correct |
3 |
Correct |
5 ms |
384 KB |
Output is correct |
4 |
Correct |
5 ms |
384 KB |
Output is correct |
5 |
Correct |
5 ms |
384 KB |
Output is correct |
6 |
Correct |
5 ms |
384 KB |
Output is correct |
7 |
Correct |
4 ms |
384 KB |
Output is correct |
8 |
Correct |
5 ms |
384 KB |
Output is correct |
9 |
Correct |
5 ms |
384 KB |
Output is correct |
10 |
Correct |
4 ms |
384 KB |
Output is correct |
11 |
Correct |
5 ms |
384 KB |
Output is correct |
12 |
Correct |
4 ms |
384 KB |
Output is correct |
13 |
Correct |
5 ms |
384 KB |
Output is correct |
14 |
Correct |
4 ms |
384 KB |
Output is correct |
15 |
Correct |
5 ms |
384 KB |
Output is correct |
16 |
Correct |
5 ms |
384 KB |
Output is correct |
17 |
Correct |
5 ms |
384 KB |
Output is correct |
18 |
Correct |
4 ms |
384 KB |
Output is correct |
19 |
Correct |
5 ms |
384 KB |
Output is correct |
20 |
Correct |
5 ms |
384 KB |
Output is correct |
21 |
Correct |
5 ms |
384 KB |
Output is correct |
22 |
Correct |
5 ms |
384 KB |
Output is correct |
23 |
Correct |
5 ms |
384 KB |
Output is correct |
24 |
Correct |
4 ms |
384 KB |
Output is correct |
25 |
Correct |
5 ms |
384 KB |
Output is correct |
26 |
Correct |
5 ms |
384 KB |
Output is correct |
27 |
Correct |
5 ms |
384 KB |
Output is correct |
28 |
Correct |
5 ms |
384 KB |
Output is correct |
29 |
Correct |
5 ms |
384 KB |
Output is correct |
30 |
Correct |
4 ms |
384 KB |
Output is correct |
31 |
Correct |
5 ms |
384 KB |
Output is correct |
32 |
Correct |
4 ms |
384 KB |
Output is correct |
33 |
Correct |
5 ms |
384 KB |
Output is correct |
34 |
Correct |
5 ms |
384 KB |
Output is correct |
35 |
Correct |
5 ms |
384 KB |
Output is correct |
36 |
Correct |
4 ms |
384 KB |
Output is correct |
37 |
Correct |
5 ms |
384 KB |
Output is correct |
38 |
Correct |
4 ms |
384 KB |
Output is correct |
39 |
Correct |
5 ms |
384 KB |
Output is correct |
40 |
Correct |
5 ms |
384 KB |
Output is correct |
41 |
Correct |
5 ms |
384 KB |
Output is correct |
42 |
Correct |
5 ms |
384 KB |
Output is correct |
43 |
Correct |
5 ms |
384 KB |
Output is correct |
44 |
Correct |
5 ms |
384 KB |
Output is correct |
45 |
Correct |
4 ms |
384 KB |
Output is correct |
46 |
Correct |
4 ms |
384 KB |
Output is correct |
47 |
Correct |
5 ms |
384 KB |
Output is correct |
48 |
Correct |
5 ms |
384 KB |
Output is correct |
49 |
Correct |
5 ms |
384 KB |
Output is correct |
50 |
Correct |
5 ms |
384 KB |
Output is correct |
51 |
Correct |
5 ms |
384 KB |
Output is correct |
52 |
Correct |
5 ms |
384 KB |
Output is correct |
53 |
Correct |
5 ms |
384 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
384 KB |
Output is correct |
2 |
Correct |
4 ms |
384 KB |
Output is correct |
3 |
Correct |
5 ms |
384 KB |
Output is correct |
4 |
Correct |
5 ms |
384 KB |
Output is correct |
5 |
Correct |
5 ms |
384 KB |
Output is correct |
6 |
Correct |
5 ms |
384 KB |
Output is correct |
7 |
Correct |
4 ms |
384 KB |
Output is correct |
8 |
Correct |
5 ms |
384 KB |
Output is correct |
9 |
Correct |
5 ms |
384 KB |
Output is correct |
10 |
Correct |
4 ms |
384 KB |
Output is correct |
11 |
Correct |
5 ms |
384 KB |
Output is correct |
12 |
Correct |
4 ms |
384 KB |
Output is correct |
13 |
Correct |
5 ms |
384 KB |
Output is correct |
14 |
Correct |
4 ms |
384 KB |
Output is correct |
15 |
Correct |
5 ms |
384 KB |
Output is correct |
16 |
Correct |
5 ms |
384 KB |
Output is correct |
17 |
Correct |
5 ms |
384 KB |
Output is correct |
18 |
Correct |
4 ms |
384 KB |
Output is correct |
19 |
Correct |
5 ms |
384 KB |
Output is correct |
20 |
Correct |
5 ms |
384 KB |
Output is correct |
21 |
Correct |
5 ms |
384 KB |
Output is correct |
22 |
Correct |
5 ms |
384 KB |
Output is correct |
23 |
Correct |
5 ms |
384 KB |
Output is correct |
24 |
Correct |
4 ms |
384 KB |
Output is correct |
25 |
Correct |
5 ms |
384 KB |
Output is correct |
26 |
Correct |
5 ms |
384 KB |
Output is correct |
27 |
Correct |
5 ms |
384 KB |
Output is correct |
28 |
Correct |
5 ms |
384 KB |
Output is correct |
29 |
Correct |
5 ms |
384 KB |
Output is correct |
30 |
Correct |
4 ms |
384 KB |
Output is correct |
31 |
Correct |
5 ms |
384 KB |
Output is correct |
32 |
Correct |
4 ms |
384 KB |
Output is correct |
33 |
Correct |
5 ms |
384 KB |
Output is correct |
34 |
Correct |
5 ms |
384 KB |
Output is correct |
35 |
Correct |
5 ms |
384 KB |
Output is correct |
36 |
Correct |
4 ms |
384 KB |
Output is correct |
37 |
Correct |
5 ms |
384 KB |
Output is correct |
38 |
Correct |
4 ms |
384 KB |
Output is correct |
39 |
Correct |
5 ms |
384 KB |
Output is correct |
40 |
Correct |
5 ms |
384 KB |
Output is correct |
41 |
Correct |
5 ms |
384 KB |
Output is correct |
42 |
Correct |
5 ms |
384 KB |
Output is correct |
43 |
Correct |
5 ms |
384 KB |
Output is correct |
44 |
Correct |
5 ms |
384 KB |
Output is correct |
45 |
Correct |
4 ms |
384 KB |
Output is correct |
46 |
Correct |
4 ms |
384 KB |
Output is correct |
47 |
Correct |
5 ms |
384 KB |
Output is correct |
48 |
Correct |
5 ms |
384 KB |
Output is correct |
49 |
Correct |
5 ms |
384 KB |
Output is correct |
50 |
Correct |
5 ms |
384 KB |
Output is correct |
51 |
Correct |
5 ms |
384 KB |
Output is correct |
52 |
Correct |
5 ms |
384 KB |
Output is correct |
53 |
Correct |
5 ms |
384 KB |
Output is correct |
54 |
Correct |
5 ms |
384 KB |
Output is correct |
55 |
Correct |
16 ms |
9216 KB |
Output is correct |
56 |
Correct |
5 ms |
384 KB |
Output is correct |
57 |
Correct |
11 ms |
6272 KB |
Output is correct |
58 |
Correct |
31 ms |
4352 KB |
Output is correct |
59 |
Correct |
244 ms |
17912 KB |
Output is correct |
60 |
Correct |
244 ms |
18168 KB |
Output is correct |
61 |
Correct |
259 ms |
18040 KB |
Output is correct |
62 |
Correct |
5 ms |
384 KB |
Output is correct |
63 |
Correct |
233 ms |
17788 KB |
Output is correct |
64 |
Correct |
200 ms |
18040 KB |
Output is correct |
65 |
Correct |
196 ms |
18040 KB |
Output is correct |
66 |
Correct |
201 ms |
17912 KB |
Output is correct |
67 |
Correct |
197 ms |
18164 KB |
Output is correct |
68 |
Correct |
194 ms |
18040 KB |
Output is correct |
69 |
Correct |
200 ms |
17916 KB |
Output is correct |
70 |
Correct |
26 ms |
4352 KB |
Output is correct |
71 |
Correct |
28 ms |
4224 KB |
Output is correct |
72 |
Correct |
25 ms |
4224 KB |
Output is correct |
73 |
Correct |
26 ms |
4224 KB |
Output is correct |
74 |
Correct |
26 ms |
4224 KB |
Output is correct |
75 |
Correct |
26 ms |
4224 KB |
Output is correct |
76 |
Correct |
25 ms |
4352 KB |
Output is correct |
77 |
Correct |
26 ms |
4224 KB |
Output is correct |
78 |
Correct |
25 ms |
4224 KB |
Output is correct |
79 |
Correct |
25 ms |
4224 KB |
Output is correct |
80 |
Correct |
25 ms |
4224 KB |
Output is correct |
81 |
Correct |
26 ms |
4224 KB |
Output is correct |
82 |
Correct |
25 ms |
4224 KB |
Output is correct |
83 |
Correct |
26 ms |
4224 KB |
Output is correct |
84 |
Correct |
26 ms |
4224 KB |
Output is correct |
85 |
Correct |
25 ms |
4224 KB |
Output is correct |
86 |
Correct |
26 ms |
4352 KB |
Output is correct |
87 |
Correct |
26 ms |
4224 KB |
Output is correct |
88 |
Correct |
28 ms |
4352 KB |
Output is correct |
89 |
Correct |
25 ms |
4352 KB |
Output is correct |
90 |
Correct |
27 ms |
4224 KB |
Output is correct |