# include <fstream>
# define DIM 1010
using namespace std;
ifstream fin("barbar.in");
ofstream fout("barbar.out");
int di[]={0,0,1,-1};
int dj[]={1,-1,0,0};
unsigned char c[2][DIM*DIM+1],x;
int v[DIM][DIM],i,j,n,iv,jv,ic,jc,u,p,d,m,is,js,ifin,jfin;
int main  () {
    fin>>n>>m;
    for(i=1;i<=n;i++){
        for(j=1;j<=m;j++){
            fin>>x;
            if(x=='I'){
                is=i;
                js=j;
            }
            if(x=='O'){
                ifin=i;
                jfin=j;
            }
            if(x=='*')
                v[i][j]=-1;
            if(x=='D'){
                c[0][++u]=i;
                c[1][u]=j;
                v[i][j]=1;
            }
        }
    }
    p=1;
    while(p<=u){
        ic=c[0][p];
        jc=c[1][p];
        for(d=0;d<=3;d++){
            iv=ic+di[d];
            jv=jc+dj[d];
            if(iv<=n&&iv>=1&&jv<=m&&jv>=1&&v[iv][jv]==0){
                c[0][++u]=iv;
                c[1][u]=jv;
                v[iv][jv]=v[ic][jc]+1;
            }
        }
        p++;
    }
    for(i=1;i<=n;i++){
        for(j=1;j<=n;j++){
            fout<<v[i][j]<<" ";
        }
        fout<<"\n";
    }
    return 0;
}