#include using namespace std; using ll = long long int; int main(){ int n, m; char op; cin >> n >> m >> op; vector a(n), b(m); for(int i=0;i> b[i]; } for(int i=0;i> a[i]; } for(int i=0;i0) cout << " "; cout << (op=='+'?a[i]+b[j]:a[i]*b[j]); } cout << endl; } return 0; }