#include <iostream>
#include <fstream>
using namespace std;

const int NMAX=50;

typedef int matrice[NMAX][NMAX];




void leggi_mat(matrice,int &,int &,const char*);



void stampa_mat(matrice,int,int);



int main () {

    matrice mat;
    int rig,col;



    leggi_mat(mat,rig,col,"Mat.txt");






    cout << "M:\n";
    stampa_mat(mat,rig,col);



    cout << "\n\n";

    system ("PAUSE");
}

void leggi_mat(matrice mat,int &rig,int &col,const char *nomefile){
     int i,j;

     FILE* fp;
     fp=fopen(nomefile,"r");

     if(fp==0){
       cout << "Errore nell'apertura del file.";
       exit(1);
       }

       fscanf(fp, "%d", &rig);
       fscanf(fp, "%d", &col);

       for(i=0;i<rig;i++)
         for(j=0;j<col;j++)

       fscanf(fp, "%d", &mat[i][j]);
       }

void stampa_mat(matrice mat,int rig,int col){
     int i,j;

     for(i=0;i<rig;i++){
       for(j=0;j<col;j++)
       cout <<mat[i][j]<< " ";
       cout << "\n";
       }
       }