Cod sursa(job #2153055)
Utilizator | 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;
}