Muzeu

#include <fstream>
#include <queue>
using namespace std;

ifstream cin("muzeu.in");
ofstream cout("muzeu.out");

bool v[251][251];
int min1[251][251];

int ml[]={1,0,-1,0};
int mc[]={0,1,0,-1};

int main()
{
    int n,i,j,l,c,cntd;
    char ch;
    cin>>n;
    queue<pair<int,int>>deMers;
    queue<int>cnt;
    for(i=1;i<=n;i++){
        for(j=1;j<=n;j++){
            min1[i][j]=9999999;
            cin>>ch;
            if(ch=='#'){
                v[i][j]=1;
            }else if(ch=='P'){
                min1[i][j]=0;
                deMers.push({i,j});
                cnt.push(0);
            }
        }
    }
    while(!deMers.empty()){
        pair<int,int>poz=deMers.front();
        cntd=cnt.front()+1;
        deMers.pop();
        cnt.pop();
        for(j=0;j<4;j++){
            l=poz.first+ml[j];
            c=poz.second+mc[j];
            if(l<=n && c<=n && l>0 && c>0 && v[l][c]!=1 && cntd<min1[l][c]){
                min1[l][c]=cntd;
                cnt.push(cntd);
                deMers.push({l,c});
            }
        }
     }

    for(i=1;i<=n;i++){
        for(j=1;j<n;j++){
            if(v[i][j]==1)
                cout<<"-2 ";
            else if(min1[i][j]==9999999)
                cout<<"-1 " ;
            else
                cout<<" "<<min1[i][j]<<" ";
        }
        if(v[i][j]==1)
            cout<<"-2 ";
        else if(min1[i][j]==9999999)
            cout<<"-1 " ;
        else
            cout<<" "<<min1[i][j];
        cout<<"\n";
    }
    return 0;
}