#include"bits/stdc++.h"
using namespace std;
typedef long long ll;
#define all(x) (x).begin(),(x).end()
template<class T1,class T2> bool cmin(T1 &x,const T2 &y) { if (y<x) { x=y; return 1; }return 0; }
template<class T1,class T2> bool cmax(T1 &x,const T2 &y) { if (x<y) { x=y; return 1; }return 0; }
int main()
{
	ios::sync_with_stdio(0); cin.tie(0);
	cout<<fixed<<setprecision(15);
	int n,m,q,i,j,k,l;
	cin>>n>>m;
	vector<string> s(n);
	for (i=0; i<n; i++)
		cin>>s[i];
	vector<array<int,4>> ans;
	for (i=0; i+2<n; i++)
	{
		for (j=0; j+2<m; j++)
		{
			if (string{s[i][j],s[i][j+1],s[i+1][j],s[i+1][j+1]}=="XXX.")
			{
				int r,d;
				for (k=j+1; k+1<m; k++) if (string{s[i][k],s[i][k+1],s[i+1][k],s[i+1][k+1]}=="XX.X")
				{
					if (k+3>=m||i+3>=n||string{s[i+1][k+2],s[i+1][k+3],s[i+2][k+1],s[i+2][k+2],s[i+3][k+1]}!="XXX.X")
					{
						r=k+1;
						break;
					}
					else if (s[i][k+3]=='.')
					{
						r=k+1;
						break;
					}
				}
				assert(k+1<m);
				for (k=i+1; k+1<n; k++) if (string{s[k][j],s[k][j+1],s[k+1][j],s[k+1][j+1]}
					=="X.XX")
				{
					if (k+3>=n||j+3>=m||string{s[k+2][j+1],s[k+3][j+1],s[k+1][j+2],s[k+2][j+2],s[k+1][j+3]}!="XXX.X")
					{
						d=k+1;
						break;
					}
					else if (k+3>=n||s[k+3][j]=='.')
					{
						d=k+1;
						break;
					}
				}
				assert(k+1<n);
				for (k=i; k<=d; k++) s[k][j]='.';
				for (k=i; k<=d; k++) s[k][r]='.';
				for (k=j; k<=r; k++) s[i][k]='.';
				for (k=j; k<=r; k++) s[d][k]='.';
				ans.push_back({i,j,d,r});
			}
		}
	}
	cout<<ans.size()<<endl;
	for (auto [x1,y1,x2,y2]:ans) cout<<x1+1<<' '<<y1+1<<' '<<x2+1<<' '<<y2+1<<'\n';
}