#include using namespace std; using namespace std::chrono; using ll = long long; using ull = unsigned long long; using vi = vector; using vl = vector; using vs = vector; using vii = vector>; using vll = vector>; #define ALL(x) (x).begin(), (x).end() #define coutY cout << "Yes" << endl; #define coutN cout << "No" << endl; #define arrIn(arr, start, N) for (ll i = (start); i < (N); ++i) cin >> arr[i]; #define arrOut(arr, start, N) for (ll i = (start); i < (N); ++i) { cout << arr[i] <<" "; } cout << endl; #define mod9 998244353 #define mod1 1000000007 void yn(bool tf) { cout << (tf ? "Yes\n" : "No\n"); } void YN(bool tf) { cout << (tf ? "YES\n" : "NO\n"); } string ABC="ABCDEFGHIJKLMNOPQRSTUVWXYZ"; string abc="abcdefghijklmnopqrstuvwxyz"; //cout << fixed << setprecision(20) << bool kaibun(string S){ string T=S; reverse(ALL(S)); return S==T; } auto start = high_resolution_clock::now(); bool CheckTime(auto limit,auto eps){ auto end = high_resolution_clock::now(); return duration_cast(end - start).count()> A; ll Alen=A.size(); map index; for(ll i=0;i> d[i][j]; } } ll N,M; cin >> N >> M; vs S(N); for(ll i=0;i> S[i]; } for(ll i=0;i