#include <bits/stdc++.h> using namespace std; int a[1005][1005],b[1005][1005]; int main() { int n,m; cin>>n>>m; for (int i=0;i<n;i++){ for (int j=0;j<m;j++){ cin>>a[i][j]; } } for (int i=0;i<n;i++){ for (int j=0;j<m;j++){ cin>>b[i][j]; } } for (int i=0;i<n;i++){ for (int j=0;j<m;j++){ cout<<a[i][j]+b[i][j]<<" "; } cout<<endl; } }