# include <fstream>
using namespace std;
ifstream fin ("barbar.in");
ofstream fout("barbar.out");
int di[]={0,0,1,-1};
int dj[]={1,-1,0,0};
int is,js,ifin,jfin,i,j,v[1001][1001]/*,v2[1001][1001]*/,m,n,ic,jc,iv,jv,d,u,p;
unsigned short c[2][1000*1000+1];
char x;
int main () {
    fin>>n>>m;
    for(i=1;i<=n;i++){
        for(j=1;j<=n;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'){
                v[i][j]=1;
                c[0][++u]=i;
                c[1][u]=j;
            }
        }
    }
    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>=1&&iv<=n&&jv>=1&&jv<=m&&v[iv][jv]==0){
                c[0][++u]=iv;
                c[1][u]=jc;
                v[iv][jv]=v[ic][jc]+1;
            }
        }
        p++;
    }
    for(i=1;i<=n;i++){
        for(j=1;j<=m;j++)
            fout<<v[i][j]<<" ";
        fout<<"\n";
    }
    return 0;
}