結果
問題 | No.2956 Substitute with Average |
ユーザー | 横山緑 |
提出日時 | 2024-11-09 20:36:33 |
言語 | C++23(gcc13) (gcc 13.2.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 2,513 ms / 3,000 ms |
コード長 | 5,139 bytes |
コンパイル時間 | 4,029 ms |
コンパイル使用メモリ | 286,188 KB |
実行使用メモリ | 366,592 KB |
最終ジャッジ日時 | 2024-11-09 20:37:27 |
合計ジャッジ時間 | 49,867 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge4 |
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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 | 1 ms
5,248 KB |
testcase_01 | AC | 1 ms
5,248 KB |
testcase_02 | AC | 2 ms
5,248 KB |
testcase_03 | AC | 2 ms
5,248 KB |
testcase_04 | AC | 1 ms
5,248 KB |
testcase_05 | AC | 1 ms
5,248 KB |
testcase_06 | AC | 1 ms
5,248 KB |
testcase_07 | AC | 2 ms
5,248 KB |
testcase_08 | AC | 1 ms
5,248 KB |
testcase_09 | AC | 2 ms
5,248 KB |
testcase_10 | AC | 2,441 ms
325,120 KB |
testcase_11 | AC | 2,311 ms
323,200 KB |
testcase_12 | AC | 2,315 ms
324,096 KB |
testcase_13 | AC | 2,328 ms
325,376 KB |
testcase_14 | AC | 2,323 ms
322,560 KB |
testcase_15 | AC | 2,513 ms
324,352 KB |
testcase_16 | AC | 2,327 ms
324,864 KB |
testcase_17 | AC | 2,292 ms
323,200 KB |
testcase_18 | AC | 2,223 ms
366,592 KB |
testcase_19 | AC | 2,326 ms
338,048 KB |
testcase_20 | AC | 2,226 ms
345,728 KB |
testcase_21 | AC | 2,257 ms
329,728 KB |
testcase_22 | AC | 2,272 ms
366,464 KB |
testcase_23 | AC | 2,182 ms
366,464 KB |
testcase_24 | AC | 2,309 ms
335,104 KB |
testcase_25 | AC | 2,315 ms
334,592 KB |
testcase_26 | AC | 2,297 ms
334,336 KB |
testcase_27 | AC | 2,313 ms
334,464 KB |
ソースコード
#line 2 "template.hpp" // #pragma GCC target("avx2") // #pragma GCC optimize("O3") // #pragma GCC optimize("unroll-loops") #include <bits/stdc++.h> using namespace std; // https://xn--kst.jp/blog/2019/08/29/cpp-comp/ // debug methods // usage: debug(x,y); // vector 出力できるように修正 template <typename T> ostream& debug_print(ostream& os, const vector<T>& v) { os << "["; for (size_t i = 0; i < v.size(); ++i) { os << v[i]; if (i < v.size() - 1) os << ", "; } os << "]"; return os; } template <typename T> ostream& debug_print(ostream& os, const T& var) { os << var; return os; } #define CHOOSE(a) CHOOSE2 a #define CHOOSE2(a0, a1, a2, a3, a4, x, ...) x #define debug_1(x1) { cout << #x1 << ": "; debug_print(cout, x1) << endl; } #define debug_2(x1, x2) { cout << #x1 << ": "; debug_print(cout, x1) << ", " << #x2 << ": "; debug_print(cout, x2) << endl; } #define debug_3(x1, x2, x3) { cout << #x1 << ": "; debug_print(cout, x1) << ", " << #x2 << ": "; debug_print(cout, x2) << ", " << #x3 << ": "; debug_print(cout, x3) << endl; } #define debug_4(x1, x2, x3, x4) { cout << #x1 << ": "; debug_print(cout, x1) << ", " << #x2 << ": "; debug_print(cout, x2) << ", " << #x3 << ": "; debug_print(cout, x3) << ", " << #x4 << ": "; debug_print(cout, x4) << endl; } #define debug_5(x1, x2, x3, x4, x5) { cout << #x1 << ": "; debug_print(cout, x1) << ", " << #x2 << ": "; debug_print(cout, x2) << ", " << #x3 << ": "; debug_print(cout, x3) << ", " << #x4 << ": "; debug_print(cout, x4) << ", " << #x5 << ": "; debug_print(cout, x5) << endl; } #ifdef LOCAL #define debug(...) CHOOSE((__VA_ARGS__, debug_5, debug_4, debug_3, debug_2, debug_1, ~))(__VA_ARGS__) #else #define debug(...) #endif using ll = long long; using vl = vector<ll>; using Graph = vector<vector<ll>>; using P = pair<ll, ll>; #define all(v) v.begin(), v.end() template <typename T> inline bool chmax(T &a, T b) { return ((a < b) ? (a = b, true) : (false)); } template <typename T> inline bool chmin(T &a, T b) { return ((a > b) ? (a = b, true) : (false)); } #define rep1(i, n) for(ll i = 1; i <= ((ll)n); ++i) // https://trap.jp/post/1224/ template <class... T> constexpr auto min(T... a) { return min(initializer_list<common_type_t<T...>>{a...}); } template <class... T> constexpr auto max(T... a) { return max(initializer_list<common_type_t<T...>>{a...}); } template <class... T> void input(T &...a) { (cin >> ... >> a); } template <class T> void input(vector<T> &a) { for(T &x : a) cin >> x; } void print() { cout << '\n'; } template <class T, class... Ts> void print(const T &a, const Ts &...b) { cout << a; (cout << ... << (cout << ' ', b)); cout << '\n'; } template <class Container, typename = void> struct is_container : std::false_type {}; template <class Container> struct is_container<Container, std::void_t<decltype(std::declval<Container>().begin()), decltype(std::declval<Container>().end())>> : std::true_type {}; template <class Container> typename enable_if<is_container<Container>::value>::type print(const Container& x) { if (!x.empty()) { auto it = x.begin(); for (; it != prev(x.end()); ++it) { cout << *it << " "; } cout << *it << "\n"; // 最後の要素を出力して改行 } } #define INT(...) \ int __VA_ARGS__; \ input(__VA_ARGS__) #define LL(...) \ long long __VA_ARGS__; \ input(__VA_ARGS__) #define STR(...) \ string __VA_ARGS__; \ input(__VA_ARGS__) #define REP1(a) for(ll i = 0; i < a; i++) #define REP2(i, a) for(ll i = 0; i < a; i++) #define REP3(i, a, b) for(ll i = a; i < b; i++) #define REP4(i, a, b, c) for(ll i = a; i < b; i += c) #define overload4(a, b, c, d, e, ...) e #define rep(...) overload4(__VA_ARGS__, REP4, REP3, REP2, REP1)(__VA_ARGS__) ll inf = 3e18; vl dx = {1, -1, 0, 0}; vl dy = {0, 0, 1, -1}; #line 2 "/home/y_midori/cp/yukicoder/452/e.cpp" // #include <atcoder/all> // using namespace atcoder; // using mint = modint998244353; void solve() { LL(n); vl a(n); input(a); for(auto &x : a) x--; ll ans = 1; vector<map<ll, ll>> mp(30); vector<map<ll, ll>> cnt(30); rep(i, 30) mp[i][0] = 1; ll sum = 0; rep(i, n) { ll p = sum - i * a[i]; ans += i + 1; ans -= mp[a[i]][p]; sum += a[i]; debug(ans, a[i], p, mp[a[i]][p]); p = sum - (i + 1) * a[i]; cnt[a[i]][p]++; rep(j, 30) { if(j != a[i]) ans -= cnt[j][sum - (i + 1) * j]; mp[j][sum - (i + 1) * j]++; } } print(ans); } int main() { ios::sync_with_stdio(false); std::cin.tie(nullptr); cout << std::setprecision(16); int t = 1; rep(_, t) { solve(); } }