Cod sursa(job #2269566)

Utilizator ArminaTaulea Armina Armina Data 26 octombrie 2018 10:36:42
Problema Rj Scor 0
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 1.98 kb
#include <iostream>
#include <fstream>
#include <queue>
#include <climits>
using namespace std;

int a[100][100],b[100][100];
queue <pair <int,int> > Q;

void bordare(int n, int m, int a[100][100])
{
    for(int i=0; i<=n+1; i++)
    {
        a[i][0]=-1;
        a[i][m+1]=-1;
    }
    for(int j=0; j<=m+1; j++)
    {
        a[0][j]=-1;
        a[n+1][j]=-1;
    }
}

 int di[]= {-1, -1, 0, 1, 1, 1, 0, -1};
 int dj[]= {0, 1, 1, 1, 0, -1, -1, -1};

void lee(int x,int y,int a[100][100])
{
    a[x][y]=1;
    Q.push(make_pair(x,y));
    while(!Q.empty())
    {
        pair<int,int> p=Q.front();
        Q.pop();
        for(int k=0; k<8; k++)
        {
            if(a[p.first+di[k]][p.second+dj[k]]==0)
            {
                a[p.first+di[k]][p.second+dj[k]] = 1 + a[p.first][p.second];
                Q.push(make_pair(p.first+di[k] , p.second+dj[k]));
            }
        }
    }
}

int main()
{
    ifstream f("rj.in");
    ofstream g("rj.out");
    int N,M,ir,jr,ij,jj,mini=INT_MAX;
    char v[256];
    f>>N>>M;
    bordare(N,M,a);
    bordare(N,M,b);
  f.get();
    for(int i=1; i<=N; i++)
    {
        f.getline(v,256);
        for(int j=1; j<=M; j++)
        {


            if(v[j-1]=='X')   {a[i][j]=-1; b[i][j]=-1;}
            else if(v[j-1]==' ')    {a[i][j]=0;b[i][j]=0;}
            else {if(v[j-1]=='R')
            {
                ir=i;
                jr=j;
                a[i][j]=0;
                b[i][j]=0;
            }
            else
            {
                ij=i;
                jj=j;
                a[i][j]=0;
                b[i][j]=0;
            }

        }
        }

    }

lee(ir,jr,a);

lee(ij,jj,b);

int pozi, pozj;
for(int i=1;i<=N;i++)
    for(int j=1;j<=M;j++)
        if(a[i][j]==b[i][j]&&a[i][j]!=-1&&a[i][j]!=0)
           if(a[i][j]<mini)
               {mini=a[i][j]; pozi=i;
                 pozj=j;}
cout<<mini<<" "<<pozi<<" "<<pozj;

    return 0;
}