#include <iostream>
using namespace std;
int main()
{
int nl, nc, i, j, a[50][50], b[50][50], s[50][50];
cin>>nl>>nc;
for(i=1; i<=nl; i++)
for(j=1; j<=nc; j++)
cin>>a[i][j];
for(i=1; i<=nl; i++)
for(j=1; j<=nc; j++)
cin>>b[i][j];
for(i=1; i<=nl; i++)
for(j=1; j<=nc; j++)
s[i][j] = a[i][j] + b[i][j];
cout<<"matricea a : "<<endl<<endl;
for(i=1; i<=nl; i++){
for(j=1; j<=nc; j++) cout<<a[i][j]<<" ";
cout<<endl;
}
cout<<endl;
cout<<"matricea b : "<<endl<<endl;
for(i=1; i<=nl; i++){
for(j=1; j<=nc; j++) cout<<b[i][j]<<" ";
cout<<endl;
}
cout<<endl;
cout<<"matricea suma : "<<endl<<endl;
for(i=1; i<=nl; i++){
for(j=1; j<=nc; j++) cout<<s[i][j]<<" ";
cout<<endl;
}
return 0;
}