//matrix with function

#include <iostream>

using namespace std;



void read(int v[50][50], int &, int &);
int sum_r(int v[], int m);

int main()
{

    int n, m;
    int t[50][50];

    read(t,n,m);

   cout<<" the elements of the matrix: "<<endl;

    for(int i=0; i<n; ++i)
   {
      for(int j=0; j<m; ++j)
        cout<<t[i][j]<<" ";
        cout<<endl;

   }

   int rows[n], nr;
    nr=0;
    int s;
    for(int i=0; i<n; ++i)
    {
        s=sum_r(t[i],m);

            rows[nr]=s;
            nr++;
    }
    cout<<"the sum of the rows are: "<<endl;

    for(int i=0; i<n;++i)
    cout<<rows[i]<<" ";

    return 0;
}

void read(int v[50][50], int & n, int & m)
{

        
 cout<<" how many rows and columns?  (between: 1<=(m, n)<= "<<50<< ")  "<<endl;
   do
   {
     cin>>n>>m;

     if(n<=1 || n>50 || m<=1 || m>50)
     cout<<"not good, give it again:  "<<endl;
   }while(n<=1 || n>50 || m<=1 || m>50);

         //fill the matrix

         cout<<" give the values: "<<endl;

         for(int i = 0; i<n; ++i)
         {

             for(int j = 0; j<m; ++j)
            {
             cin >> v[i][j];
            }
         }
         
}

int sum_r(int v[], int m)
{
    int s=0;
    for(int j=0; j<m; ++j)
        s=s+v[j];
    return s;
}