st_lin_div10

#include <iostream>

using namespace std;

int main()
{
    int a[100][100],n,m,i,j,S,x,c;
    cout<<"n=";cin>>n;
    cout<<"m=";cin>>m;
    for (i=0;i<n;i++)
        for (j=0;j<m;j++)
        cin>>a[i][j];
    for (i=0;i<n;i++)
    {
      S=0;
      x=a[i][0];
      while (x)
        {
         S+=x%10;
            x/=10;
        }
        if (S%10==0)
        {
            for  (c=i;c<n-1;c++)
            for (j=0;j<m;j++)
                a[c][j]=a[c+1][j];
            n--;
        }//*/
    }
    cout<<endl;
    for (i=0;i<n;i++){
        for (j=0;j<m;j++)
            cout<<a[i][j]<<' ';
        cout<<endl;
    }

    return 0;
}