Pagini recente » Cod sursa (job #1265135) | Cod sursa (job #965998) | Cod sursa (job #381777) | Cod sursa (job #1052354) | Cod sursa (job #1142590)
#include <fstream>
#include <queue>
#include<iostream>
using namespace std;
struct coord
{
int x,y;
}ro,ju,rez;
int h_r[101][101],h_j[101][101],n,m;//
int boundaries(int x, int y)
{
if(x>0 && y>0 && x<=n & y<=m)
return 1;
return 0;
}
void bf(coord start, int a[101][101])
{
queue <coord> que;
que.push(start);
a[start.x][start.y]=1;
while(!que.empty())
{
coord t=que.front();
que.pop();
coord p;
p.x=t.x-1; p.y=t.y-1;
if(boundaries(p.x,p.y) && a[p.x][p.y]==0)
{
a[p.x][p.y]=a[t.x][t.y]+1;
que.push(p);
}
p.x=t.x-1; p.y=t.y;
if(boundaries(p.x,p.y) && a[p.x][p.y]==0)
{
a[p.x][p.y]=a[t.x][t.y]+1;
que.push(p);
}
p.x=t.x; p.y=t.y-1;
if(boundaries(p.x,p.y) && a[p.x][p.y]==0)
{
a[p.x][p.y]=a[t.x][t.y]+1;
que.push(p);
}
p.x=t.x+1; p.y=t.y-1;
if(boundaries(p.x,p.y) && a[p.x][p.y]==0)
{
a[p.x][p.y]=a[t.x][t.y]+1;
que.push(p);
}
p.x=t.x-1; p.y=t.y+1;
if(boundaries(p.x,p.y) && a[p.x][p.y]==0)
{
a[p.x][p.y]=a[t.x][t.y]+1;
que.push(p);
}
p.x=t.x+1; p.y=t.y+1;
if(boundaries(p.x,p.y) && a[p.x][p.y]==0)
{
a[p.x][p.y]=a[t.x][t.y]+1;
que.push(p);
}
p.x=t.x+1; p.y=t.y;
if(boundaries(p.x,p.y) && a[p.x][p.y]==0)
{
a[p.x][p.y]=a[t.x][t.y]+1;
que.push(p);
}
p.x=t.x; p.y=t.y+1;
if(boundaries(p.x,p.y) && a[p.x][p.y]==0)
{
a[p.x][p.y]=a[t.x][t.y]+1;
que.push(p);
}
}
}
int triang()
{
int l=10000;
for(int j=1;j<=m;j++)
for(int i=1;i<=n;i++)
{
if(h_r[i][j]!=-1)
if(h_r[i][j]==h_j[i][j] && h_r[i][j]<l && h_r[i][j])
{
l=h_r[i][j];
rez.x=i;
rez.y=j;
}
}
return l;
}
int main()
{
ifstream f("rj.in");
f>>n>>m;
char a;
int i,j;
f.get(a);
for(i=1;i<=n;i++)
{
//
for(j=1;j<=m;j++)
{
f.get(a);
if(a=='X') h_r[i][j]=h_j[i][j]=-1;
else if(a=='R') {ro.x=i; ro.y=j;}
else if(a=='J') {ju.x=i; ju.y=j;}
else if(a=='\n') break;
}
if(a!='\n')f.get(a);
}
f.close();
bf(ro,h_r);
bf(ju,h_j);
int l=triang();
ofstream g("rj.out");
g<<l<<" "<<rez.x<<" "<<rez.y;
g.close();
return 0;
}