#include <bits/stdc++.h>
 using namespace std;
 using pii = pair<int, int>;
 using ll = long long;
 #define rep(i, j, n) for(int i = j; i < (int)(n); i++)
 const ll MOD = 1000000007;
 const ll INFL = (1LL << 60);
 const int INFI = (1 << 30);

 int main() {
   int N, M; cin >> N >> M;
   string op; cin >> op;
   vector<ll> A(N), B(M);
   rep(i, 0, M) cin >> B.at(i);
   rep(i, 0, N) cin >> A.at(i);

   if (op == "+") {
     rep(i, 0, N) {
       rep(j, 0, M - 1) {
          cout << A.at(i) + B.at(j) << " ";
       }
       cout << A.at(i) + B.at(M - 1) << endl;
     }
   }

   else {
     rep(i, 0, N) {
       rep(j, 0, M - 1) {
          cout << A.at(i) * B.at(j) << " ";
       }
       cout << A.at(i) * B.at(M - 1) << endl;
     }
   }
 }