#include using namespace std; using ll=long long; using pll=pair; using tll=tuple; using ld=long double; const ll INF=(1ll<<60); #define rep(i,n) for (ll i=0;i<(ll)(n);i++) #define all(v) v.begin(),v.end() template inline bool chmin(T &a,T b){ if(a>b){ a=b; return true; } return false; } template inline bool chmax(T &a,T b){ if(a> n >> k; vector a(n); rep(i,n) cin >> a[i]; rep(i,n*k){ rep(j,n*k){ cout << a[i/k][j/k]; } cout << '\n'; } }