#include #include #include #include namespace mp = boost::multiprecision; using Bint = mp::cpp_int; using namespace std; using namespace atcoder; #define rep(i, n) for(int i=0;i<(n);++i) #define rep1(i, n) for(int i=1;i<=(n);i++) #define ll long long using mint = modint998244353; using P = pair; using lb = long double; using T = tuple; #ifdef LOCAL # include # define dbg(...) debug_print::multi_print(#__VA_ARGS__, __VA_ARGS__) #else # define dbg(...) (static_cast(0)) #endif int main() { int n, q; cin >> n >> q; vector x(n); rep(i,n) cin >> x[i]; vector t(q,1),p(q,1e8),X(q,1); int P = 0; map mp; rep(i,n) { if(mp.count(x[i])) { continue; } P++; mp[x[i]] = P; } dbg(P,n); if(P+n>q) { cout << "No" << endl; return 0; } dbg(mp); for(int i=0;i