結果
問題 | No.958 たぷりすたべる (回文) |
ユーザー |
![]() |
提出日時 | 2019-12-20 22:33:40 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 2,947 bytes |
コンパイル時間 | 2,202 ms |
コンパイル使用メモリ | 196,728 KB |
最終ジャッジ日時 | 2025-01-08 13:43:41 |
ジャッジサーバーID (参考情報) |
judge5 / judge3 |
(要ログイン)
ファイルパターン | 結果 |
---|---|
sample | AC * 2 |
other | AC * 52 WA * 1 |
ソースコード
#include <bits/stdc++.h>using namespace std;using int64 = long long;const int mod = 998244353;const int64 infll = (1LL << 62) - 1;const int inf = (1 << 30) - 1;struct IoSetup {IoSetup() {cin.tie(nullptr);ios::sync_with_stdio(false);cout << fixed << setprecision(10);cerr << fixed << setprecision(10);}} iosetup;template< typename T1, typename T2 >ostream &operator<<(ostream &os, const pair< T1, T2 > &p) {os << p.first << " " << p.second;return os;}template< typename T1, typename T2 >istream &operator>>(istream &is, pair< T1, T2 > &p) {is >> p.first >> p.second;return is;}template< typename T >ostream &operator<<(ostream &os, const vector< T > &v) {for(int i = 0; i < (int) v.size(); i++) {os << v[i] << (i + 1 != v.size() ? " " : "");}return os;}template< typename T >istream &operator>>(istream &is, vector< T > &v) {for(T &in : v) is >> in;return is;}template< typename T1, typename T2 >inline bool chmax(T1 &a, T2 b) { return a < b && (a = b, true); }template< typename T1, typename T2 >inline bool chmin(T1 &a, T2 b) { return a > b && (a = b, true); }template< typename T = int64 >vector< T > make_v(size_t a) {return vector< T >(a);}template< typename T, typename... Ts >auto make_v(size_t a, Ts... ts) {return vector< decltype(make_v< T >(ts...)) >(a, make_v< T >(ts...));}template< typename T, typename V >typename enable_if< is_class< T >::value == 0 >::type fill_v(T &t, const V &v) {t = v;}template< typename T, typename V >typename enable_if< is_class< T >::value != 0 >::type fill_v(T &t, const V &v) {for(auto &e : t) fill_v(e, v);}template< typename F >struct FixPoint : F {FixPoint(F &&f) : F(forward< F >(f)) {}template< typename... Args >decltype(auto) operator()(Args &&... args) const {return F::operator()(*this, forward< Args >(args)...);}};template< typename F >inline decltype(auto) MFP(F &&f) {return FixPoint< F >{forward< F >(f)};}vector< int > manacher(const string &s) {vector< int > radius(s.size());int i = 0, j = 0;while(i < s.size()) {while(i - j >= 0 && i + j < s.size() && s[i - j] == s[i + j]) {++j;}radius[i] = j;int k = 1;while(i - k >= 0 && i + k < s.size() && k + radius[i - k] < j) {radius[i + k] = radius[i - k];++k;}i += k;j -= k;}return radius;}int main() {int64 N, K, Q;cin >> N >> K >> Q;string S;cin >> S;auto D = manacher(S + S + S);for(auto &p : D) p = 2 * p - 1;while(Q--) {int64 A;cin >> A;--A;if(A < N) {cout << D[A] << endl;} else if(A >= (K - 1) * N) {A -= (K - 1) * N;cout << D[N + N + A] << endl;} else {int64 P = N + A % N;if(D[P] >= 2 * N + 1) {cout << min(A, K * N - 1 - A) * 2 + 1 << endl;} else {cout << D[P] << endl;}}}}