Cod sursa(job #2153055)

Utilizator sefuvostruHoszu Adryel sefuvostru Data 5 martie 2018 22:16:03
Problema Rj Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 3.11 kb
#include <iostream>
#include <math.h>
#include <fstream>
#include <cstring>
using namespace std;
ifstream f("rj.in");
ofstream g("rj.out");
struct
{
    int ln,cl;
}c[10201];
struct
{
    int nr,t;
}x[101][101];
int dmin,x1,z,i,j,n,m,ps,pi,k,l;
char a[101];
int main()
{
    f>>n>>m;
    const int d[]={0,-1,-1,0,1,1,1,0,-1};
    const int d2[]={0,0,1,1,1,0,-1,-1,-1};
    dmin=9999999;
    f.get();
    for(i=1;i<=n;i++)
    {
        f.get(a,m+1);
        f.get();
        for(j=0;j<m;j++)
        {
            if(a[j]==' ')
            {
                x[i][j+1].nr=0;
            }
            else
            {
            if(a[j]=='X')
            {
                x[i][j+1].nr=-1;
            }
            else
                if(a[j]=='R')
            {
                pi++;
                c[pi].ln=i;
                c[pi].cl=j+1;
                x[i][j+1].t=1;
            }
            else
            {
                if(a[j]=='J')
                {
                     pi++;
                c[pi].ln=i;
                c[pi].cl=j+1;
                x[i][j+1].t=2;
                }
            }
            }
        }
    }
    ps=1;
    while(ps<=pi)
    {
        for(i=1;i<=8;i++)
        {
            if(c[ps].ln+d[i]>=1&&c[ps].ln+d[i]<=n&&c[ps].cl+d2[i]>=1&&c[ps].cl+d2[i]<=m)
            {
                k=c[ps].ln+d[i];
                l=c[ps].cl+d2[i];
                if(x[k][l].nr==0)
                {
                    pi++;
                    c[pi].ln=k;
                    c[pi].cl=l;
                    x[k][l].nr=x[c[ps].ln][c[ps].cl].nr+1;
                    x[k][l].t=x[c[ps].ln][c[ps].cl].t;
                }
                else
                {
                    if(x[k][l].nr!=-1)
                    {
                        if(x[k][l].t!=x[c[ps].ln][c[ps].cl].t&&x[k][l].nr==x[c[ps].ln][c[ps].cl].nr+1)
                        {
                            if(x[k][l].nr<dmin)
                            {
                                dmin=x[k][l].nr;
                                x1=k;
                                z=l;
                            }
                            else
                            {
                                if(x[k][l].nr==dmin)
                                {
                                    if(k<x1)
                                    {
                                        x1=k;
                                        z=l;
                                    }
                                    else
                                    {
                                        if(k==x1)
                                        {
                                            if(l<z)
                                                z=l;
                                        }
                                    }
                                }
                            }
                        }
                    }
                }
            }
        }
        ps++;
    }
 g<<dmin+1<<" "<<x1<<" "<<z;
    return 0;
}