#include <fstream>
#include <iostream>
#include <algorithm>
#include <cstring>
#include <climits>

#include <ctype.h>


using namespace std;

//ifstream f("in.in");
//ofstream g("out.out");

ifstream f("piese.in");
ofstream g("piese.out");

int val=0,n,m;
int a[505][505];

int main(){

    f>>n>>m;

    int i=1;
    while(i<=n){
        cout<<",";
        int initialp=1;
        while(initialp<=min(n-i+1,m)){
            initialp*=2;
        }
        initialp/=2;

        int j=1,p=initialp;
        while(j<=m){
            cout<<".";
            while(not(p<=m-j+1)){
                p/=2;
            }
            //g<<p<<" ";

            for(int l=i;l<=i+initialp-1;l+=p){
                cout<<"1";
                val++;
                for(int ii=l;ii<=l+p-1;ii++){
                    cout<<"2";
                    for(int jj=j;jj<=j+p-1;jj++){
                        cout<<"3";
                        a[ii][jj]=val;
                    }
                }
            }

            j=j+p;
        }

        i+=initialp;

    }

    g<<val<<'\n';
    for(int ii=1;ii<=n;ii++){
        for(int jj=1;jj<=m;jj++){
            g<<a[ii][jj]<<" ";
        }
        g<<'\n';
    }

    f.close();
    g.close();
    return 0;
}