oj.uz

Submission #879724

# Submission time Handle Problem Language Result Execution time Memory
879724 2023-11-28T02:25:43 Z 1075508020060209tc Retro (COCI17_retro) C++14
22 / 100
 63 ms 108148 KB 
//#pragma gcc optimize("O2")
#include <bits/stdc++.h>
//#include<complex>
using namespace std;
//#define int long long
int n;int m;
string gr[510];
int dp[302][302][302];

signed main(){
cin>>n>>m;
for(int i=1;i<=n;i++){
    cin>>gr[i];
    gr[i]="*"+gr[i]+"*";
}
for(int i=0;i<=n;i++){
    for(int j=0;j<=m;j++){
        for(int k=0;k<=n;k++){
            dp[i][j][k]=-1e6;
        }
    }
}
for(int i=1;i<=m;i++){
    if(gr[1][i]==')'){
        dp[1][i][1]=0;
    }
    if(gr[1][i]=='.'){
        dp[1][i][0]=0;
    }
}
for(int i=2;i<=n;i++){
    for(int j=1;j<=m;j++){
        for(int k=0;k<=i;k++){
            if(gr[i][j]=='*'){continue;}
            if(gr[i][j]=='.'||gr[i][j]=='M'){
                dp[i][j][k]=max({dp[i][j][k],dp[i-1][j][k],dp[i-1][j-1][k],dp[i-1][j+1][k]});
            }
            if(gr[i][j]==')'&&k>=1){
                dp[i][j][k]=max({dp[i][j][k],dp[i-1][j][k-1],dp[i-1][j-1][k-1],dp[i-1][j+1][k-1]});
            }
            if(gr[i][j]=='('){
                dp[i][j][k]=max({dp[i][j][k],1+dp[i-1][j][k+1],1+dp[i-1][j-1][k+1],1+dp[i-1][j+1][k+1]});
            }
        }
    }
}
int nw;
for(int i=1;i<=m;i++){
    if(gr[n][i]=='M'){
        nw=i;
    }
}
cout<<dp[n][nw][0]*2<<"\n";
cout<<"()\n";return 0;
for(int k=0;k<=3;k++){
for(int i=1;i<=n;i++){
    for(int j=1;j<=m;j++){
        cout<<dp[i][j][k]<<" ";
    }cout<<endl;
}cout<<endl;
}


}

Compilation message

retro.cpp: In function 'int main()':
retro.cpp:53:18: warning: 'nw' may be used uninitialized in this function [-Wmaybe-uninitialized]
   53 | cout<<dp[n][nw][0]*2<<"\n";
      |       ~~~~~~~~~~~^

Subtask #1
22.0 / 100.0

# Verdict Execution time Memory Grader output
1 Partially correct 1 ms 4444 KB Partially correct
2 Incorrect 1 ms 6492 KB Output isn't correct
3 Partially correct 1 ms 6492 KB Partially correct
4 Partially correct 1 ms 6492 KB Partially correct
5 Partially correct 1 ms 6492 KB Partially correct
6 Partially correct 4 ms 25180 KB Partially correct
7 Incorrect 6 ms 29292 KB Output isn't correct
8 Incorrect 5 ms 35164 KB Output isn't correct
9 Incorrect 6 ms 37468 KB Output isn't correct
10 Partially correct 7 ms 37468 KB Partially correct
11 Partially correct 63 ms 101388 KB Partially correct
12 Partially correct 52 ms 101200 KB Partially correct
13 Incorrect 31 ms 107396 KB Output isn't correct
14 Incorrect 30 ms 107356 KB Output isn't correct
15 Incorrect 60 ms 107552 KB Output isn't correct
16 Incorrect 61 ms 107696 KB Output isn't correct
17 Incorrect 55 ms 107992 KB Output isn't correct
18 Partially correct 50 ms 107984 KB Partially correct
19 Partially correct 59 ms 108112 KB Partially correct
20 Partially correct 61 ms 108148 KB Partially correct