제출 #555002

#제출 시각아이디문제언어결과실행 시간메모리
555002Rafi22Dango Maker (JOI18_dango_maker)C++14
13 / 100
1 ms340 KiB
#include <bits/stdc++.h> using namespace std; #define endl '\n' #define st first #define nd second #define pb push_back #define sz(x) (int)(x).size() #define all(x) (x).begin(), (x).end() #define ll long long ll mod=1000000007; int inf=1000000007; ll infl=1000000000000000007; char a[6107][6107]; int DP[6107][2]; int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); int n,m; cin>>n>>m; for(int i=4;i<=n+3;i++) for(int j=4;j<=m+3;j++) cin>>a[i][j]; int ans=0; for(int i=1;i<=n+m+6;i++) { memset(DP,0,sizeof DP); for(int c=1;c<=i+3;c++) { int x=c,y=i-c+1; // cout<<x<<" "<<y<<endl; DP[c+1][0]=max(DP[c+1][0],DP[c][0]); DP[c+1][1]=max(DP[c+1][1],DP[c][1]); if(y-2>0&&a[x+2][y-2]=='R'&&a[x+2][y-1]=='G'&&a[x+2][y]=='W') { DP[c+1][0]=max(DP[c+1][0],DP[c][0]+1); DP[c+3][1]=max(DP[c+3][1],DP[c][0]+1); } if(a[x][y]=='R'&&a[x+1][y]=='G'&&a[x+2][y]=='W') { DP[c+1][1]=max(DP[c+1][1],DP[c][1]+1); DP[c+3][0]=max(DP[c+3][0],DP[c][1]+1); } // cout<<DP[c][0]<<" "<<DP[c][1]<<endl; } ans+=max(DP[i+3][0],DP[i+3][1]); //cout<<max(DP[i+3][0],DP[i+3][1])<<endl; } cout<<ans; return 0; }
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