結果
問題 | No.2735 Demarcation |
ユーザー | 👑 AngrySadEight |
提出日時 | 2024-04-03 02:36:47 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
RE
(最新)
AC
(最初)
|
実行時間 | - |
コード長 | 6,095 bytes |
コンパイル時間 | 5,358 ms |
コンパイル使用メモリ | 222,428 KB |
実行使用メモリ | 26,908 KB |
最終ジャッジ日時 | 2024-11-15 04:41:33 |
合計ジャッジ時間 | 16,739 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 2 ms
5,248 KB |
testcase_01 | RE | - |
testcase_02 | RE | - |
testcase_03 | AC | 3 ms
6,820 KB |
testcase_04 | RE | - |
testcase_05 | RE | - |
testcase_06 | WA | - |
testcase_07 | WA | - |
testcase_08 | WA | - |
testcase_09 | WA | - |
testcase_10 | RE | - |
testcase_11 | WA | - |
testcase_12 | WA | - |
testcase_13 | WA | - |
testcase_14 | WA | - |
testcase_15 | RE | - |
testcase_16 | WA | - |
testcase_17 | WA | - |
testcase_18 | WA | - |
testcase_19 | RE | - |
testcase_20 | WA | - |
testcase_21 | AC | 215 ms
18,808 KB |
testcase_22 | AC | 300 ms
25,764 KB |
testcase_23 | WA | - |
testcase_24 | WA | - |
testcase_25 | WA | - |
testcase_26 | WA | - |
testcase_27 | WA | - |
testcase_28 | WA | - |
testcase_29 | WA | - |
ソースコード
#pragma GCC target("avx2") #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") #include <algorithm> #include <atcoder/all> #include <bitset> #include <cassert> #include <cmath> #include <ctime> #include <functional> #include <iomanip> #include <iostream> #include <map> #include <queue> #include <random> #include <set> #include <stack> #include <string> #include <tuple> #include <unordered_map> #include <unordered_set> #include <utility> #include <vector> using namespace std; using namespace atcoder; typedef long long ll; #define rep(i, n) for (int i = 0; i < (int)(n); i++) #define repr(i, n) for (int i = (int)(n)-1; i >= 0; i--) #define repk(i, k, n) for (int i = k; i < (int)(n); i++) #define all(v) v.begin(), v.end() #define mod1 1000000007 #define mod2 998244353 #define mod3 100000007 #define vi vector<int> #define vs vector<string> #define vc vector<char> #define vl vector<ll> #define vb vector<bool> #define vvi vector<vector<int>> #define vvc vector<vector<char>> #define vvl vector<vector<ll>> #define vvb vector<vector<bool>> #define vvvi vector<vector<vector<int>>> #define vvvl vector<vector<vector<ll>>> #define pii pair<int, int> #define pil pair<int, ll> #define pli pair<ll, int> #define pll pair<ll, ll> #define vpii vector<pair<int, int>> #define vpll vector<pair<ll, ll>> #define vvpii vector<vector<pair<int, int>>> #define vvpll vector<vector<pair<ll, ll>>> // using mint = modint998244353; template <typename T> void debug(T e) { cerr << e << endl; } template <typename T> void debug(vector<T> &v) { rep(i, v.size()) { cerr << v[i] << " "; } cerr << endl; } template <typename T> void debug(vector<vector<T>> &v) { rep(i, v.size()) { rep(j, v[i].size()) { cerr << v[i][j] << " "; } cerr << endl; } } template <typename T> void debug(vector<pair<T, T>> &v) { rep(i, v.size()) { cerr << v[i].first << " " << v[i].second << endl; } } template <typename T> void debug(set<T> &st) { for (auto itr = st.begin(); itr != st.end(); itr++) { cerr << *itr << " "; } cerr << endl; } template <typename T> void debug(multiset<T> &ms) { for (auto itr = ms.begin(); itr != ms.end(); itr++) { cerr << *itr << " "; } cerr << endl; } template <typename T> void debug(map<T, T> &mp) { for (auto itr = mp.begin(); itr != mp.end(); itr++) { cerr << itr->first << " " << itr->second << endl; } } void debug_out() { cerr << endl; } template <typename Head, typename... Tail> void debug_out(Head H, Tail... T) { cerr << H << " "; debug_out(T...); } int main() { ll N; cin >> N; vector<ll> X(N); for (ll i = 0; i < N; i++) { cin >> X[i]; X[i]--; } vector<ll> diff_sum(N, 0); for (ll i = 0; i < N - 1; i++) { if (X[i] == X[i + 1]) { diff_sum[i + 1] = diff_sum[i] + 1; } else { diff_sum[i + 1] = diff_sum[i]; } } vector<ll> kinds(N, 0); ll Q; cin >> Q; for (ll i = 0; i < Q; i++) { ll l, r, S; cin >> l >> r >> S; l--; r--; // 幅によって値を確認する if (r - l >= 90) { // 答えが 1 かどうか if (diff_sum[r] - diff_sum[l] >= 60) { cout << 0 << endl; } else { if (S >= (1LL << (diff_sum[r] - diff_sum[l]))) { cout << (1LL << (diff_sum[r] - diff_sum[l])) << endl; } else { cout << 0 << endl; } } } else { vector<ll> vec(r - l + 1); for (ll j = l; j <= r; j++) { vec[j - l] = X[j]; } ll len = r - l + 1; // debug(vec); vector<ll> ans(len + 2, 0); // 答えで二分探索 ll ok = 0; ll ng = len + 2; while (ng - ok > 1) { ll mid = (ok + ng) / 2; vector<ll> prev_idx(len + 1, -1); ll now_kind = 0; ll left = 0; ll right = 0; while (true) { if (now_kind <= mid) { if (right == len) { prev_idx[right] = left; break; } else { prev_idx[right] = left; if (kinds[vec[right]] == 0) { now_kind++; } kinds[vec[right]]++; right++; } } else { kinds[vec[left]]--; if (kinds[vec[left]] == 0) { now_kind--; } left++; } } vector<ll> dp(len + 1, 0); vector<ll> dp_sum(len + 1, 0); dp[0] = 1; dp_sum[0] = 1; bool inf = false; for (ll j = 1; j <= len; j++) { ll sum_val = dp_sum[j - 1]; if (prev_idx[j] > 0) { sum_val = (sum_val - dp_sum[prev_idx[j] - 1]); } if (sum_val > S) { inf = true; break; } dp[j] = sum_val; dp_sum[j] = (dp[j] + dp_sum[j - 1]); } if (inf) { ng = mid; } else { ok = mid; ans[mid] = dp[len]; } // debug(mid); // debug(dp); for (ll j = 0; j < len; j++) { kinds[vec[j]] = 0; } } // debug(ans); if (ok >= len) { cout << -1 << endl; } else { cout << ans[ok] << endl; } } } }