/* #region Head */ #include using namespace std; using ll = long long; using ull = unsigned long long; using ld = long double; using pll = pair; template using vc = vector; template using vvc = vc>; using vll = vc; using vvll = vvc; using vld = vc; using vvld = vvc; using vs = vc; using vvs = vvc; template using um = unordered_map; template using pq = priority_queue; template using pqa = priority_queue, greater>; #define REP(i, m, n) for (ll i = (m), i##_len = (ll)(n); i < i##_len; ++(i)) #define REPM(i, m, n) for (ll i = (m), i##_max = (ll)(n); i <= i##_max; ++(i)) #define REPR(i, m, n) for (ll i = (m), i##_min = (ll)(n); i >= i##_min; --(i)) #define REPD(i, m, n, d) for (ll i = (m), i##_len = (ll)(n); i < i##_len; i += (d)) #define REPMD(i, m, n, d) for (ll i = (m), i##_max = (ll)(n); i <= i##_max; i += (d)) #define REPI(itr, ds) for (auto itr = ds.begin(); itr != ds.end(); itr++) #define ALL(x) begin(x), end(x) #define SIZE(x) ((ll)(x).size()) #define PERM(c) \ sort(ALL(c)); \ for (bool c##p = 1; c##p; c##p = next_permutation(ALL(c))) #define UNIQ(v) v.erase(unique(ALL(v)), v.end()); #define endl '\n' #define sqrt sqrtl #define floor floorl #define log2 log2l constexpr ll INF = 1'010'000'000'000'000'017LL; constexpr ll MOD = 1'000'000'007LL; // 1e9 + 7 constexpr ld EPS = 1e-12; constexpr ld PI = 3.14159265358979323846; // vector 入力 template istream &operator>>(istream &is, vc &vec) { for (T &x : vec) is >> x; return is; } // vector 出力 (for dump) template ostream &operator<<(ostream &os, vc &vec) { ll len = SIZE(vec); os << "{"; for (int i = 0; i < len; i++) os << vec[i] << (i == len - 1 ? "" : ", "); os << "}"; return os; } // vector 出力 (inline) template ostream &operator>>(ostream &os, vc &vec) { ll len = SIZE(vec); for (int i = 0; i < len; i++) os << vec[i] << (i == len - 1 ? "\n" : " "); return os; } // pair 入力 template istream &operator>>(istream &is, pair &pair_var) { is >> pair_var.first >> pair_var.second; return is; } // pair 出力 template ostream &operator<<(ostream &os, pair &pair_var) { os << "(" << pair_var.first << ", " << pair_var.second << ")"; return os; } // map 出力 template ostream &operator<<(ostream &os, map &map_var) { os << "{"; REPI(itr, map_var) { os << *itr; itr++; if (itr != map_var.end()) os << ", "; itr--; } os << "}"; return os; } // um 出力 template ostream &operator<<(ostream &os, um &map_var) { os << "{"; REPI(itr, map_var) { os << *itr; auto itrcp = itr; itrcp++; if (itrcp != map_var.end()) os << ", "; } os << "}"; return os; } // set 出力 template ostream &operator<<(ostream &os, set &set_var) { os << "{"; REPI(itr, set_var) { os << *itr; itr++; if (itr != set_var.end()) os << ", "; itr--; } os << "}"; return os; } // dump #define DUMPOUT cerr void dump_func() { DUMPOUT << endl; } template void dump_func(Head &&head, Tail &&... tail) { DUMPOUT << head; if (sizeof...(Tail) > 0) { DUMPOUT << ", "; } dump_func(move(tail)...); } // chmax (更新「される」かもしれない値が前) template > bool chmax(T &xmax, const U &x, Comp comp = {}) { if (comp(xmax, x)) { xmax = x; return true; } return false; } // chmin (更新「される」かもしれない値が前) template > bool chmin(T &xmin, const U &x, Comp comp = {}) { if (comp(x, xmin)) { xmin = x; return true; } return false; } // ローカル用 #define DEBUG_ #ifdef DEBUG_ #define DEB #define dump(...) \ DUMPOUT << " " << string(#__VA_ARGS__) << ": " \ << "[" << to_string(__LINE__) << ":" << __FUNCTION__ << "]" \ << endl \ << " ", \ dump_func(__VA_ARGS__) #else #define DEB if (false) #define dump(...) #endif struct AtCoderInitialize { static constexpr int IOS_PREC = 15; static constexpr bool AUTOFLUSH = false; AtCoderInitialize() { ios_base::sync_with_stdio(false); cin.tie(nullptr); cout.tie(nullptr); cout << fixed << setprecision(IOS_PREC); if (AUTOFLUSH) cout << unitbuf; } } ATCODER_INITIALIZE; string yes = "Yes", no = "No"; // string yes = "YES", no = "NO"; /* #endregion */ /** Problem */ void solve() { ll n, k; cin >> n >> k; vll p(n); cin >> p; // REP(i, 0, n) // { // p[i]--; // } ll log_n = (ll)floor(log2(k)); vvll next(log_n + 1, vll(n, -1)); vvll next_loop(log_n + 1, vll(n, 0)); // はじめに戻る回数 // i -> i+T[i] = (i+p[i])%n REP(i, 0, n) { next[0][i] = (i + p[i]) % n; if (i + p[i] >= n) next_loop[0][i] = 1; } REP(e, 0, log_n) REP(i, 0, n) { if (next[e][i] == -1) next[e + 1][i] = -1; // 2^e 個次の要素がない -> 2^(e+1) 個次の要素もない else { next[e + 1][i] = next[e][next[e][i]]; // 「2^e 個次の要素」の 2^e 個次の要素 = 2^(e+1) 個次の要素 next_loop[e + 1][i] = next_loop[e][i] + next_loop[e][next[e][i]]; } } // dump(next); // dump(next_loop); // 本計算 REP(i, 0, n) { ll cur = i; ll l = 0; REPR(e, log_n, 0) { if (cur == -1) break; // cur が既に存在しない要素を指している -> それ以降で存在する要素を指すことはない if ((k >> e) & 1) { l += next_loop[e][cur]; cur = next[e][cur]; // k を二進展開した際、e 番目のビットが立っていたら、cur の位置を 2^e だけ次にずらす } } cout << (n * l + cur + 1) << endl; } } /** * エントリポイント. * @return 0. */ int main() { solve(); return 0; }