#include <stdio.h>
#include <stdlib.h>
int m,n,meg=0,vx,vy,gert;
char col,map[400][400];
int imap[400][400][2];
int index;

void Init();
void fill(int x,int y, int ert,char color);
void hid(int x,int y);

int main()
{
    int type,i,j;
    index=1;
    scanf("%d",&type);
    scanf("%d%d",&n,&m);
    Init();
    char s[400];
    gets(s);
    for(i=0;i<n;i++)
        gets(map[i]);
    if(type==1)
        {
            for(i=0;i<n;i++)
                for(j=0;j<m;j++)
                    if(imap[i][j][0]==0)
                        {
                            gert=0;
                            fill(i,j,1,map[i][j]);
                            if(gert>meg)meg=gert;
                        }
         printf("%d",meg);
        }
    else
        {
            for(i=0;i<n;i++)
                for(j=0;j<m;j++)
                    if(imap[i][j][0]==0)
                        {
                            gert=0;
                            fill(i,j,1,map[i][j]);
                            index++;
                        }
             for(i=0;i<n;i++)
                for(j=0;j<m;j++)
                            hid(i,j);
            printf("%d %d\n%c",vx+1,vy+1,col);
        }

    return 0;
}

void Init()
{
    int i,j;
    for(i=0;i<n;i++)
        for(j=0;j<m;j++)
{
    imap[i][j][0]=0;
    imap[i][j][0]=0;
}
}

void fill(int x,int y,int ert,char color)
{
    imap[x][y][1]=index;
    imap[x][y][0]=ert;
    gert++;
    if(x>0)if((map[x-1][y]==color)&&(imap[x-1][y][0]==0))fill(x-1,y,ert+1,color);
    if(x<n-1)if((map[x+1][y]==color)&&(imap[x+1][y][0]==0))fill(x+1,y,ert+1,color);
    if(y>0)if((map[x][y-1]==color)&&(imap[x][y-1][0]==0))fill(x,y-1,ert+1,color);
    if(y<m-1)if((map[x][y+1]==color)&&(imap[x][y+1][0]==0))fill(x,y+1,ert+1,color);
    imap[x][y][0]=gert;

}

void hid(int x,int y) //a hidat meg kell keresni es aztan elinditani a fill-t
{ int ert;
  char ind[4]={'0','0','0','0'};

    if(x>0)if(map[x-1][y]!=map[x][y])
    {
        ind[0]='1';
        ert=imap[x-1][y][0]+1;
        if(x<n-1)if((map[x-1][y]==map[x+1][y])&&(imap[x-1][y][1]!=imap[x+1][y][1])) {ert=ert+imap[x+1][y][0]; ind[1]='1';}
        if(y>0)if((map[x-1][y]==map[x][y-1])&&(imap[x-1][y][1]!=imap[x][y-1][1])) {ert=ert+imap[x][y-1][0];ind[2]='1';}
        if(y<m-1)if((map[x-1][y]==map[x][y+1])&&(imap[x-1][y][1]!=imap[x][y+1][1])) {ert=ert+imap[x][y+1][0];ind[3]='1';}
    }
    if(ert>meg)
        {
            vx=x;
            vy=y;
            meg=ert;
            col=map[x-1][y];
        }
    if(x<n-1)if(ind[1]=='0')if(map[x+1][y]!=map[x][y])
    {
        ind[1]='1';
        ert=imap[x+1][y][0]+1;
      if(y>0)if((map[x+1][y]==map[x][y-1])&&(imap[x+1][y][1]!=imap[x][y-1][1])) {ert=ert+imap[x][y-1][0];ind[2]='1';}
      if(y<m-1)if((map[x+1][y]==map[x][y+1])&&(imap[x+1][y][1]!=imap[x][y+1][1])) {ert=ert+imap[x][y+1][0];ind[3]='1';}
    }
    if(ert>meg)
        {
            vx=x;
            vy=y;
            meg=ert;
            col=map[x+1][y];
        }
     if(y>0)if(ind[2]=='0')if(map[x][y-1]!=map[x][y])
    {
        ind[2]='1';
        ert=imap[x][y-1][0]+1;
        if(y<m-1)if((map[x][y-1]==map[x][y+1])&&(imap[x][y-1][1]!=imap[x][y+1][1])) {ert=ert+imap[x][y+1][0];ind[3]='1';}
    }
    if(ert>meg)
        {
            vx=x;
            vy=y;
            meg=ert;
            col=map[x][y-1];
        }
    if(y<m-1)if(ind[3]=='0')if(map[x][y+1]!=map[x][y]) ert=imap[x][y+1][0]+1;
    if(ert>meg)
        {
            vx=x;
            vy=y;
            meg=ert;
            col=map[x][y+1];
        }

}