// FUCKED UP FUCKED UP FUCKED UP FUCKED UP
#include <bits/stdc++.h>
using namespace std;
#pragma GCC optimize("O2,no-stack-protector,unroll-loops,fast-math")
#define F first
#define S second
#define pb push_back
#define SZ(x) (ll)(x.size())
#define all(x) x.begin(),x.end()
#define MP make_pair
typedef long long ll;
typedef long double ld;
typedef pair<ll,ll> pll;
//mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
const ll maxn=3e3+10, maxm=5e4+10, lg=21, mod=1e9+7, inf=1e18;
ll n,m,t[maxn][maxn];
pll dp[maxn];
bool ral(ll i,ll j){return i>=0 && j>=0 && t[i][j]==1 && t[i][j+1]==2 && t[i][j+2]==3;}
bool cal(ll i,ll j){return i>=0 && j>=0 && t[i][j]==1 && t[i+1][j]==2 && t[i+2][j]==3;}
int main(){
ios_base::sync_with_stdio(0),cin.tie(0),cout.tie(0);
cin>>n>>m;
for(int i=0;i<n;i++)for(int j=0;j<m;j++){
char c; cin>>c;
t[i][j]=(c=='R' ? 1:(c=='G' ? 2:3));
}
ll ans=0;
for(int i=0;i<n;i++)for(int j=0;j<m;j++){
vector<pll> v;
for(int k=0;i+k<n && k<=j;k++){
if(t[i+k][j-k]!=2) break;
v.pb({i+k,j-k});
}
dp[SZ(v)]=dp[SZ(v)+1]={0,0};
for(int i=SZ(v)-1;i>=0;i--){
dp[i].F=max(dp[i+1].F,dp[i+2].S)+ral(v[i].F,v[i].S-1);
dp[i].S=max(dp[i+1].S,dp[i+2].F)+cal(v[i].F-1,v[i].S);
}
ans+=max(dp[0].F,dp[0].S);
for(auto x:v) t[x.F][x.S]=0;
}
cout<<ans;
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
384 KB |
Output is correct |
| 2 |
Correct |
0 ms |
384 KB |
Output is correct |
| 3 |
Correct |
0 ms |
384 KB |
Output is correct |
| 4 |
Correct |
0 ms |
384 KB |
Output is correct |
| 5 |
Correct |
0 ms |
384 KB |
Output is correct |
| 6 |
Correct |
1 ms |
384 KB |
Output is correct |
| 7 |
Correct |
0 ms |
384 KB |
Output is correct |
| 8 |
Correct |
0 ms |
384 KB |
Output is correct |
| 9 |
Correct |
0 ms |
384 KB |
Output is correct |
| 10 |
Correct |
0 ms |
384 KB |
Output is correct |
| 11 |
Correct |
1 ms |
384 KB |
Output is correct |
| 12 |
Correct |
0 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 |
0 ms |
384 KB |
Output is correct |
| 16 |
Correct |
0 ms |
384 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
384 KB |
Output is correct |
| 2 |
Correct |
0 ms |
384 KB |
Output is correct |
| 3 |
Correct |
0 ms |
384 KB |
Output is correct |
| 4 |
Correct |
0 ms |
384 KB |
Output is correct |
| 5 |
Correct |
0 ms |
384 KB |
Output is correct |
| 6 |
Correct |
1 ms |
384 KB |
Output is correct |
| 7 |
Correct |
0 ms |
384 KB |
Output is correct |
| 8 |
Correct |
0 ms |
384 KB |
Output is correct |
| 9 |
Correct |
0 ms |
384 KB |
Output is correct |
| 10 |
Correct |
0 ms |
384 KB |
Output is correct |
| 11 |
Correct |
1 ms |
384 KB |
Output is correct |
| 12 |
Correct |
0 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 |
0 ms |
384 KB |
Output is correct |
| 16 |
Correct |
0 ms |
384 KB |
Output is correct |
| 17 |
Correct |
1 ms |
328 KB |
Output is correct |
| 18 |
Correct |
0 ms |
384 KB |
Output is correct |
| 19 |
Correct |
1 ms |
384 KB |
Output is correct |
| 20 |
Correct |
0 ms |
384 KB |
Output is correct |
| 21 |
Correct |
0 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 |
1 ms |
384 KB |
Output is correct |
| 26 |
Correct |
0 ms |
384 KB |
Output is correct |
| 27 |
Correct |
0 ms |
384 KB |
Output is correct |
| 28 |
Correct |
1 ms |
384 KB |
Output is correct |
| 29 |
Correct |
0 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 |
0 ms |
384 KB |
Output is correct |
| 33 |
Correct |
0 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 |
0 ms |
384 KB |
Output is correct |
| 38 |
Correct |
1 ms |
384 KB |
Output is correct |
| 39 |
Correct |
0 ms |
384 KB |
Output is correct |
| 40 |
Correct |
1 ms |
416 KB |
Output is correct |
| 41 |
Correct |
1 ms |
384 KB |
Output is correct |
| 42 |
Correct |
0 ms |
384 KB |
Output is correct |
| 43 |
Correct |
0 ms |
384 KB |
Output is correct |
| 44 |
Correct |
1 ms |
384 KB |
Output is correct |
| 45 |
Correct |
0 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 |
0 ms |
384 KB |
Output is correct |
| 49 |
Correct |
0 ms |
384 KB |
Output is correct |
| 50 |
Correct |
0 ms |
384 KB |
Output is correct |
| 51 |
Correct |
0 ms |
384 KB |
Output is correct |
| 52 |
Correct |
0 ms |
384 KB |
Output is correct |
| 53 |
Correct |
0 ms |
384 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
384 KB |
Output is correct |
| 2 |
Correct |
0 ms |
384 KB |
Output is correct |
| 3 |
Correct |
0 ms |
384 KB |
Output is correct |
| 4 |
Correct |
0 ms |
384 KB |
Output is correct |
| 5 |
Correct |
0 ms |
384 KB |
Output is correct |
| 6 |
Correct |
1 ms |
384 KB |
Output is correct |
| 7 |
Correct |
0 ms |
384 KB |
Output is correct |
| 8 |
Correct |
0 ms |
384 KB |
Output is correct |
| 9 |
Correct |
0 ms |
384 KB |
Output is correct |
| 10 |
Correct |
0 ms |
384 KB |
Output is correct |
| 11 |
Correct |
1 ms |
384 KB |
Output is correct |
| 12 |
Correct |
0 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 |
0 ms |
384 KB |
Output is correct |
| 16 |
Correct |
0 ms |
384 KB |
Output is correct |
| 17 |
Correct |
1 ms |
328 KB |
Output is correct |
| 18 |
Correct |
0 ms |
384 KB |
Output is correct |
| 19 |
Correct |
1 ms |
384 KB |
Output is correct |
| 20 |
Correct |
0 ms |
384 KB |
Output is correct |
| 21 |
Correct |
0 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 |
1 ms |
384 KB |
Output is correct |
| 26 |
Correct |
0 ms |
384 KB |
Output is correct |
| 27 |
Correct |
0 ms |
384 KB |
Output is correct |
| 28 |
Correct |
1 ms |
384 KB |
Output is correct |
| 29 |
Correct |
0 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 |
0 ms |
384 KB |
Output is correct |
| 33 |
Correct |
0 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 |
0 ms |
384 KB |
Output is correct |
| 38 |
Correct |
1 ms |
384 KB |
Output is correct |
| 39 |
Correct |
0 ms |
384 KB |
Output is correct |
| 40 |
Correct |
1 ms |
416 KB |
Output is correct |
| 41 |
Correct |
1 ms |
384 KB |
Output is correct |
| 42 |
Correct |
0 ms |
384 KB |
Output is correct |
| 43 |
Correct |
0 ms |
384 KB |
Output is correct |
| 44 |
Correct |
1 ms |
384 KB |
Output is correct |
| 45 |
Correct |
0 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 |
0 ms |
384 KB |
Output is correct |
| 49 |
Correct |
0 ms |
384 KB |
Output is correct |
| 50 |
Correct |
0 ms |
384 KB |
Output is correct |
| 51 |
Correct |
0 ms |
384 KB |
Output is correct |
| 52 |
Correct |
0 ms |
384 KB |
Output is correct |
| 53 |
Correct |
0 ms |
384 KB |
Output is correct |
| 54 |
Correct |
1 ms |
384 KB |
Output is correct |
| 55 |
Correct |
7 ms |
12416 KB |
Output is correct |
| 56 |
Correct |
1 ms |
512 KB |
Output is correct |
| 57 |
Correct |
6 ms |
8576 KB |
Output is correct |
| 58 |
Correct |
59 ms |
13236 KB |
Output is correct |
| 59 |
Correct |
545 ms |
79864 KB |
Output is correct |
| 60 |
Correct |
510 ms |
79864 KB |
Output is correct |
| 61 |
Correct |
499 ms |
79864 KB |
Output is correct |
| 62 |
Correct |
1 ms |
384 KB |
Output is correct |
| 63 |
Correct |
489 ms |
79560 KB |
Output is correct |
| 64 |
Correct |
341 ms |
79992 KB |
Output is correct |
| 65 |
Correct |
346 ms |
79992 KB |
Output is correct |
| 66 |
Correct |
366 ms |
79992 KB |
Output is correct |
| 67 |
Correct |
356 ms |
79864 KB |
Output is correct |
| 68 |
Correct |
360 ms |
79864 KB |
Output is correct |
| 69 |
Correct |
375 ms |
79864 KB |
Output is correct |
| 70 |
Correct |
43 ms |
13176 KB |
Output is correct |
| 71 |
Correct |
36 ms |
13184 KB |
Output is correct |
| 72 |
Correct |
39 ms |
13176 KB |
Output is correct |
| 73 |
Correct |
36 ms |
13184 KB |
Output is correct |
| 74 |
Correct |
37 ms |
13176 KB |
Output is correct |
| 75 |
Correct |
36 ms |
13176 KB |
Output is correct |
| 76 |
Correct |
37 ms |
13184 KB |
Output is correct |
| 77 |
Correct |
37 ms |
13184 KB |
Output is correct |
| 78 |
Correct |
37 ms |
13264 KB |
Output is correct |
| 79 |
Correct |
37 ms |
13184 KB |
Output is correct |
| 80 |
Correct |
46 ms |
13176 KB |
Output is correct |
| 81 |
Correct |
41 ms |
13176 KB |
Output is correct |
| 82 |
Correct |
38 ms |
13184 KB |
Output is correct |
| 83 |
Correct |
38 ms |
13176 KB |
Output is correct |
| 84 |
Correct |
38 ms |
13184 KB |
Output is correct |
| 85 |
Correct |
38 ms |
13184 KB |
Output is correct |
| 86 |
Correct |
38 ms |
13176 KB |
Output is correct |
| 87 |
Correct |
38 ms |
13176 KB |
Output is correct |
| 88 |
Correct |
38 ms |
13176 KB |
Output is correct |
| 89 |
Correct |
38 ms |
13176 KB |
Output is correct |
| 90 |
Correct |
38 ms |
13184 KB |
Output is correct |
