#include<bits/stdc++.h>
using namespace std;
const int nmax=3e3+42;
int n,m;
int inp[nmax][nmax];
int horizontal[nmax*2],vertical[nmax*2];
bool check(int i,int j,int val)
{
return 1<=i&&i<=n&&1<=j&&j<=m&&inp[i][j]==val;
}
int main()
{
scanf("%i%i",&n,&m);
for(int i=1;i<=n;i++)
for(int j=1;j<=m;j++)
{
char c=getchar();
while(c!='R'&&c!='G'&&c!='W')c=getchar();
if(c=='R')inp[i][j]=0;
if(c=='G')inp[i][j]=1;
if(c=='W')inp[i][j]=2;
}
int outp=0;
for(int sum=1;sum<=n+m;sum++)
{
int mx=0;
memset(horizontal,0,sizeof(horizontal));
memset(vertical,0,sizeof(vertical));
for(int i=1;i<=n;i++)
{
int j=sum-i;
horizontal[i]=max(horizontal[i-1],i-3>=0?vertical[i-3]:0);
vertical[i]=max(vertical[i-1],horizontal[i-1]);
if(1<=j&&j<=m)
{
if(check(i,j,0)&&check(i,j+1,1)&&check(i,j+2,2))horizontal[i]=max(horizontal[i]+1,i-2>=0?vertical[i-2]:0);
if(check(i,j,0)&&check(i+1,j,1)&&check(i+2,j,2))vertical[i]=max(vertical[i]+1,horizontal[i]);
}
mx=max(mx,horizontal[i]);
mx=max(mx,vertical[i]);
}
outp+=mx;
}
printf("%i\n",outp);
return 0;
}
Compilation message
dango_maker.cpp: In function 'int main()':
dango_maker.cpp:16:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
16 | scanf("%i%i",&n,&m);
| ~~~~~^~~~~~~~~~~~~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
384 KB |
Output is correct |
| 2 |
Correct |
1 ms |
512 KB |
Output is correct |
| 3 |
Correct |
0 ms |
384 KB |
Output is correct |
| 4 |
Correct |
1 ms |
384 KB |
Output is correct |
| 5 |
Correct |
1 ms |
384 KB |
Output is correct |
| 6 |
Correct |
1 ms |
384 KB |
Output is correct |
| 7 |
Correct |
1 ms |
384 KB |
Output is correct |
| 8 |
Correct |
1 ms |
384 KB |
Output is correct |
| 9 |
Correct |
1 ms |
512 KB |
Output is correct |
| 10 |
Correct |
1 ms |
384 KB |
Output is correct |
| 11 |
Correct |
1 ms |
384 KB |
Output is correct |
| 12 |
Correct |
1 ms |
384 KB |
Output is correct |
| 13 |
Correct |
0 ms |
384 KB |
Output is correct |
| 14 |
Correct |
1 ms |
384 KB |
Output is correct |
| 15 |
Correct |
1 ms |
384 KB |
Output is correct |
| 16 |
Correct |
1 ms |
384 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
384 KB |
Output is correct |
| 2 |
Correct |
1 ms |
512 KB |
Output is correct |
| 3 |
Correct |
0 ms |
384 KB |
Output is correct |
| 4 |
Correct |
1 ms |
384 KB |
Output is correct |
| 5 |
Correct |
1 ms |
384 KB |
Output is correct |
| 6 |
Correct |
1 ms |
384 KB |
Output is correct |
| 7 |
Correct |
1 ms |
384 KB |
Output is correct |
| 8 |
Correct |
1 ms |
384 KB |
Output is correct |
| 9 |
Correct |
1 ms |
512 KB |
Output is correct |
| 10 |
Correct |
1 ms |
384 KB |
Output is correct |
| 11 |
Correct |
1 ms |
384 KB |
Output is correct |
| 12 |
Correct |
1 ms |
384 KB |
Output is correct |
| 13 |
Correct |
0 ms |
384 KB |
Output is correct |
| 14 |
Correct |
1 ms |
384 KB |
Output is correct |
| 15 |
Correct |
1 ms |
384 KB |
Output is correct |
| 16 |
Correct |
1 ms |
384 KB |
Output is correct |
| 17 |
Correct |
1 ms |
384 KB |
Output is correct |
| 18 |
Correct |
1 ms |
384 KB |
Output is correct |
| 19 |
Correct |
1 ms |
384 KB |
Output is correct |
| 20 |
Correct |
1 ms |
384 KB |
Output is correct |
| 21 |
Correct |
1 ms |
384 KB |
Output is correct |
| 22 |
Correct |
1 ms |
384 KB |
Output is correct |
| 23 |
Correct |
1 ms |
384 KB |
Output is correct |
| 24 |
Correct |
1 ms |
384 KB |
Output is correct |
| 25 |
Correct |
0 ms |
384 KB |
Output is correct |
| 26 |
Correct |
1 ms |
384 KB |
Output is correct |
| 27 |
Correct |
1 ms |
384 KB |
Output is correct |
| 28 |
Correct |
1 ms |
384 KB |
Output is correct |
| 29 |
Correct |
1 ms |
384 KB |
Output is correct |
| 30 |
Correct |
1 ms |
384 KB |
Output is correct |
| 31 |
Correct |
1 ms |
384 KB |
Output is correct |
| 32 |
Correct |
1 ms |
384 KB |
Output is correct |
| 33 |
Correct |
1 ms |
384 KB |
Output is correct |
| 34 |
Correct |
1 ms |
384 KB |
Output is correct |
| 35 |
Correct |
1 ms |
384 KB |
Output is correct |
| 36 |
Correct |
1 ms |
384 KB |
Output is correct |
| 37 |
Correct |
1 ms |
384 KB |
Output is correct |
| 38 |
Correct |
1 ms |
384 KB |
Output is correct |
| 39 |
Correct |
1 ms |
384 KB |
Output is correct |
| 40 |
Correct |
1 ms |
384 KB |
Output is correct |
| 41 |
Correct |
0 ms |
384 KB |
Output is correct |
| 42 |
Correct |
1 ms |
384 KB |
Output is correct |
| 43 |
Correct |
1 ms |
384 KB |
Output is correct |
| 44 |
Correct |
0 ms |
384 KB |
Output is correct |
| 45 |
Correct |
1 ms |
384 KB |
Output is correct |
| 46 |
Correct |
1 ms |
384 KB |
Output is correct |
| 47 |
Correct |
1 ms |
384 KB |
Output is correct |
| 48 |
Correct |
1 ms |
384 KB |
Output is correct |
| 49 |
Correct |
0 ms |
384 KB |
Output is correct |
| 50 |
Correct |
1 ms |
384 KB |
Output is correct |
| 51 |
Correct |
1 ms |
384 KB |
Output is correct |
| 52 |
Correct |
1 ms |
384 KB |
Output is correct |
| 53 |
Correct |
1 ms |
384 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
384 KB |
Output is correct |
| 2 |
Correct |
1 ms |
512 KB |
Output is correct |
| 3 |
Correct |
0 ms |
384 KB |
Output is correct |
| 4 |
Correct |
1 ms |
384 KB |
Output is correct |
| 5 |
Correct |
1 ms |
384 KB |
Output is correct |
| 6 |
Correct |
1 ms |
384 KB |
Output is correct |
| 7 |
Correct |
1 ms |
384 KB |
Output is correct |
| 8 |
Correct |
1 ms |
384 KB |
Output is correct |
| 9 |
Correct |
1 ms |
512 KB |
Output is correct |
| 10 |
Correct |
1 ms |
384 KB |
Output is correct |
| 11 |
Correct |
1 ms |
384 KB |
Output is correct |
| 12 |
Correct |
1 ms |
384 KB |
Output is correct |
| 13 |
Correct |
0 ms |
384 KB |
Output is correct |
| 14 |
Correct |
1 ms |
384 KB |
Output is correct |
| 15 |
Correct |
1 ms |
384 KB |
Output is correct |
| 16 |
Correct |
1 ms |
384 KB |
Output is correct |
| 17 |
Correct |
1 ms |
384 KB |
Output is correct |
| 18 |
Correct |
1 ms |
384 KB |
Output is correct |
| 19 |
Correct |
1 ms |
384 KB |
Output is correct |
| 20 |
Correct |
1 ms |
384 KB |
Output is correct |
| 21 |
Correct |
1 ms |
384 KB |
Output is correct |
| 22 |
Correct |
1 ms |
384 KB |
Output is correct |
| 23 |
Correct |
1 ms |
384 KB |
Output is correct |
| 24 |
Correct |
1 ms |
384 KB |
Output is correct |
| 25 |
Correct |
0 ms |
384 KB |
Output is correct |
| 26 |
Correct |
1 ms |
384 KB |
Output is correct |
| 27 |
Correct |
1 ms |
384 KB |
Output is correct |
| 28 |
Correct |
1 ms |
384 KB |
Output is correct |
| 29 |
Correct |
1 ms |
384 KB |
Output is correct |
| 30 |
Correct |
1 ms |
384 KB |
Output is correct |
| 31 |
Correct |
1 ms |
384 KB |
Output is correct |
| 32 |
Correct |
1 ms |
384 KB |
Output is correct |
| 33 |
Correct |
1 ms |
384 KB |
Output is correct |
| 34 |
Correct |
1 ms |
384 KB |
Output is correct |
| 35 |
Correct |
1 ms |
384 KB |
Output is correct |
| 36 |
Correct |
1 ms |
384 KB |
Output is correct |
| 37 |
Correct |
1 ms |
384 KB |
Output is correct |
| 38 |
Correct |
1 ms |
384 KB |
Output is correct |
| 39 |
Correct |
1 ms |
384 KB |
Output is correct |
| 40 |
Correct |
1 ms |
384 KB |
Output is correct |
| 41 |
Correct |
0 ms |
384 KB |
Output is correct |
| 42 |
Correct |
1 ms |
384 KB |
Output is correct |
| 43 |
Correct |
1 ms |
384 KB |
Output is correct |
| 44 |
Correct |
0 ms |
384 KB |
Output is correct |
| 45 |
Correct |
1 ms |
384 KB |
Output is correct |
| 46 |
Correct |
1 ms |
384 KB |
Output is correct |
| 47 |
Correct |
1 ms |
384 KB |
Output is correct |
| 48 |
Correct |
1 ms |
384 KB |
Output is correct |
| 49 |
Correct |
0 ms |
384 KB |
Output is correct |
| 50 |
Correct |
1 ms |
384 KB |
Output is correct |
| 51 |
Correct |
1 ms |
384 KB |
Output is correct |
| 52 |
Correct |
1 ms |
384 KB |
Output is correct |
| 53 |
Correct |
1 ms |
384 KB |
Output is correct |
| 54 |
Correct |
5 ms |
384 KB |
Output is correct |
| 55 |
Correct |
51 ms |
12416 KB |
Output is correct |
| 56 |
Correct |
6 ms |
384 KB |
Output is correct |
| 57 |
Correct |
24 ms |
8448 KB |
Output is correct |
| 58 |
Correct |
50 ms |
9336 KB |
Output is correct |
| 59 |
Correct |
399 ms |
44816 KB |
Output is correct |
| 60 |
Correct |
381 ms |
45112 KB |
Output is correct |
| 61 |
Correct |
393 ms |
45048 KB |
Output is correct |
| 62 |
Correct |
5 ms |
384 KB |
Output is correct |
| 63 |
Correct |
360 ms |
44664 KB |
Output is correct |
| 64 |
Correct |
289 ms |
44920 KB |
Output is correct |
| 65 |
Correct |
295 ms |
45040 KB |
Output is correct |
| 66 |
Correct |
322 ms |
44976 KB |
Output is correct |
| 67 |
Correct |
306 ms |
44896 KB |
Output is correct |
| 68 |
Correct |
318 ms |
45048 KB |
Output is correct |
| 69 |
Correct |
311 ms |
45048 KB |
Output is correct |
| 70 |
Correct |
43 ms |
9216 KB |
Output is correct |
| 71 |
Correct |
32 ms |
9216 KB |
Output is correct |
| 72 |
Correct |
30 ms |
9340 KB |
Output is correct |
| 73 |
Correct |
30 ms |
9216 KB |
Output is correct |
| 74 |
Correct |
30 ms |
9216 KB |
Output is correct |
| 75 |
Correct |
31 ms |
9344 KB |
Output is correct |
| 76 |
Correct |
30 ms |
9216 KB |
Output is correct |
| 77 |
Correct |
29 ms |
9216 KB |
Output is correct |
| 78 |
Correct |
34 ms |
9212 KB |
Output is correct |
| 79 |
Correct |
30 ms |
9216 KB |
Output is correct |
| 80 |
Correct |
30 ms |
9216 KB |
Output is correct |
| 81 |
Correct |
31 ms |
9216 KB |
Output is correct |
| 82 |
Correct |
30 ms |
9216 KB |
Output is correct |
| 83 |
Correct |
29 ms |
9216 KB |
Output is correct |
| 84 |
Correct |
30 ms |
9216 KB |
Output is correct |
| 85 |
Correct |
29 ms |
9332 KB |
Output is correct |
| 86 |
Correct |
31 ms |
9216 KB |
Output is correct |
| 87 |
Correct |
33 ms |
9216 KB |
Output is correct |
| 88 |
Correct |
30 ms |
9344 KB |
Output is correct |
| 89 |
Correct |
30 ms |
9216 KB |
Output is correct |
| 90 |
Correct |
30 ms |
9216 KB |
Output is correct |
