Ruudukko

#include <iostream>

using namespace std;

string dp[511][511];
int is[511][511];
string m[511];

int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int n;
    cin>>n;
    is[0][0]=1;
    dp[0][0]="A";
    for (int i=0;i<n;i++){
        cin>>m[i];
    }
    for (int i=0;i<n;i++){
        for (int ii=0;ii<n;ii++){
            if (is[i][ii]){
                if (i+1<n&&((!is[i+1][ii])||dp[i+1][ii]>dp[i][ii]+m[i+1][ii])){
                    is[i+1][ii]=1;
                    dp[i+1][ii]=dp[i][ii]+m[i+1][ii];
                }
                if (ii+1<n&&((!is[i][ii+1])||dp[i][ii+1]>dp[i][ii]+m[i][ii+1])){
                    is[i][ii+1]=1;
                    dp[i][ii+1]=dp[i][ii]+m[i][ii+1];
                }
            }
        }
    }
    cout<<dp[n-1][n-1]<<endl;
}

Test 1

Group: 1

Verdict: ACCEPTED

Test 2

Group: 1

Verdict: ACCEPTED

Test 3

Group: 1

Verdict: WRONG ANSWER

Test 4

Group: 1

Verdict: WRONG ANSWER

Test 5

Group: 1

Verdict: WRONG ANSWER

Test 6

Group: 2

Verdict: ACCEPTED

Test 7

Group: 2

Verdict: ACCEPTED

Test 8

Group: 2

Verdict: WRONG ANSWER

Test 9

Group: 2

Verdict: WRONG ANSWER

Test 10

Group: 2

Verdict: WRONG ANSWER

Test 11

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 12

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 13

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 14

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 15

Group: 3

Verdict: TIME LIMIT EXCEEDED