結果
問題 | No.2276 I Want AC |
ユーザー | siganai |
提出日時 | 2023-04-21 21:37:58 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 41 ms / 2,000 ms |
コード長 | 4,966 bytes |
コンパイル時間 | 2,433 ms |
コンパイル使用メモリ | 210,300 KB |
実行使用メモリ | 25,356 KB |
最終ジャッジ日時 | 2024-11-06 15:07:24 |
合計ジャッジ時間 | 5,911 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge3 |
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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 | AC | 2 ms
5,248 KB |
testcase_02 | AC | 2 ms
5,248 KB |
testcase_03 | AC | 2 ms
5,248 KB |
testcase_04 | AC | 2 ms
5,248 KB |
testcase_05 | AC | 2 ms
5,248 KB |
testcase_06 | AC | 2 ms
5,248 KB |
testcase_07 | AC | 2 ms
5,248 KB |
testcase_08 | AC | 2 ms
5,248 KB |
testcase_09 | AC | 3 ms
5,248 KB |
testcase_10 | AC | 2 ms
5,248 KB |
testcase_11 | AC | 13 ms
9,728 KB |
testcase_12 | AC | 35 ms
22,692 KB |
testcase_13 | AC | 13 ms
9,472 KB |
testcase_14 | AC | 8 ms
6,272 KB |
testcase_15 | AC | 22 ms
13,824 KB |
testcase_16 | AC | 20 ms
12,544 KB |
testcase_17 | AC | 34 ms
21,504 KB |
testcase_18 | AC | 28 ms
16,960 KB |
testcase_19 | AC | 3 ms
5,248 KB |
testcase_20 | AC | 38 ms
24,576 KB |
testcase_21 | AC | 18 ms
11,392 KB |
testcase_22 | AC | 9 ms
7,040 KB |
testcase_23 | AC | 38 ms
25,192 KB |
testcase_24 | AC | 39 ms
25,216 KB |
testcase_25 | AC | 40 ms
25,128 KB |
testcase_26 | AC | 39 ms
25,260 KB |
testcase_27 | AC | 39 ms
25,280 KB |
testcase_28 | AC | 41 ms
25,216 KB |
testcase_29 | AC | 40 ms
25,284 KB |
testcase_30 | AC | 39 ms
25,172 KB |
testcase_31 | AC | 38 ms
25,132 KB |
testcase_32 | AC | 40 ms
25,248 KB |
testcase_33 | AC | 40 ms
25,352 KB |
testcase_34 | AC | 38 ms
25,260 KB |
testcase_35 | AC | 35 ms
25,268 KB |
testcase_36 | AC | 35 ms
25,336 KB |
testcase_37 | AC | 37 ms
25,284 KB |
testcase_38 | AC | 36 ms
25,212 KB |
testcase_39 | AC | 37 ms
25,240 KB |
testcase_40 | AC | 36 ms
25,160 KB |
testcase_41 | AC | 35 ms
25,344 KB |
testcase_42 | AC | 38 ms
25,284 KB |
testcase_43 | AC | 38 ms
25,284 KB |
testcase_44 | AC | 37 ms
25,344 KB |
testcase_45 | AC | 38 ms
25,216 KB |
testcase_46 | AC | 38 ms
25,344 KB |
testcase_47 | AC | 36 ms
25,352 KB |
testcase_48 | AC | 36 ms
25,268 KB |
testcase_49 | AC | 40 ms
25,356 KB |
testcase_50 | AC | 39 ms
25,288 KB |
testcase_51 | AC | 38 ms
25,192 KB |
testcase_52 | AC | 39 ms
25,280 KB |
testcase_53 | AC | 39 ms
25,320 KB |
testcase_54 | AC | 39 ms
25,304 KB |
testcase_55 | AC | 38 ms
25,344 KB |
testcase_56 | AC | 38 ms
25,264 KB |
testcase_57 | AC | 36 ms
25,288 KB |
testcase_58 | AC | 36 ms
25,264 KB |
ソースコード
//#pragma GCC target("avx,avx2") //#pragma GCC optimize("O3") //#pragma GCC optimize("unroll-loops") #include<bits/stdc++.h> #ifdef LOCAL #include <debug.hpp> #define debug(...) debug_print::multi_print(#__VA_ARGS__, __VA_ARGS__) #else #define debug(...) (static_cast<void>(0)) #endif using namespace std; using ll = long long; using ld = long double; using pll = pair<ll, ll>; using pii = pair<int, int>; using vi = vector<int>; using vvi = vector<vi>; using vvvi = vector<vvi>; using vl = vector<ll>; using vvl = vector<vl>; using vvvl = vector<vvl>; using vpii = vector<pii>; using vpll = vector<pll>; using vs = vector<string>; template<class T> using pq = priority_queue<T, vector<T>, greater<T>>; #define overload4(_1, _2, _3, _4, name, ...) name #define overload3(a,b,c,name,...) name #define rep1(n) for (ll UNUSED_NUMBER = 0; UNUSED_NUMBER < (n); ++UNUSED_NUMBER) #define rep2(i, n) for (ll i = 0; i < (n); ++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 rep(...) overload4(__VA_ARGS__, rep4, rep3, rep2, rep1)(__VA_ARGS__) #define rrep1(n) for(ll i = (n) - 1;i >= 0;i--) #define rrep2(i,n) for(ll i = (n) - 1;i >= 0;i--) #define rrep3(i,a,b) for(ll i = (b) - 1;i >= (a);i--) #define rrep4(i,a,b,c) for(ll i = (a) + ((b)-(a)-1) / (c) * (c);i >= (a);i -= c) #define rrep(...) overload4(__VA_ARGS__, rrep4, rrep3, rrep2, rrep1)(__VA_ARGS__) #define all1(i) begin(i) , end(i) #define all2(i,a) begin(i) , begin(i) + a #define all3(i,a,b) begin(i) + a , begin(i) + b #define all(...) overload3(__VA_ARGS__, all3, all2, all1)(__VA_ARGS__) #define sum(...) accumulate(all(__VA_ARGS__),0LL) template<class T> bool chmin(T &a, const T &b){ if(a > b){ a = b; return 1; } else return 0; } template<class T> bool chmax(T &a, const T &b){ if(a < b){ a = b; return 1; } else return 0; } template<class T> auto min(const T& a){ return *min_element(all(a)); } template<class T> auto max(const T& a){ return *max_element(all(a)); } template<class... Ts> void in(Ts&... t); #define INT(...) int __VA_ARGS__; in(__VA_ARGS__) #define LL(...) ll __VA_ARGS__; in(__VA_ARGS__) #define STR(...) string __VA_ARGS__; in(__VA_ARGS__) #define CHR(...) char __VA_ARGS__; in(__VA_ARGS__) #define DBL(...) double __VA_ARGS__; in(__VA_ARGS__) #define LD(...) ld __VA_ARGS__; in(__VA_ARGS__) #define VEC(type, name, size) vector<type> name(size); in(name) #define VV(type, name, h, w) vector<vector<type>> name(h, vector<type>(w)); in(name) ll intpow(ll a, ll b){ ll ans = 1; while(b){if(b & 1) ans *= a; a *= a; b /= 2;} return ans;} ll modpow(ll a, ll b, ll p){ ll ans = 1; a %= p;if(a < 0) a += p;while(b){ if(b & 1) (ans *= a) %= p; (a *= a) %= p; b /= 2; } return ans; } ll GCD(ll a,ll b) { if(a == 0 || b == 0) return 0; if(a % b == 0) return b; else return GCD(b,a%b);} ll LCM(ll a,ll b) { if(a == 0) return b; if(b == 0) return a;return a / GCD(a,b) * b;} namespace IO{ #define VOID(a) decltype(void(a)) struct setting{ setting(){cin.tie(nullptr); ios::sync_with_stdio(false);fixed(cout); cout.precision(15);}} setting; template<int I> struct P : P<I-1>{}; template<> struct P<0>{}; template<class T> void i(T& t){ i(t, P<3>{}); } void i(vector<bool>::reference t, P<3>){ int a; i(a); t = a; } template<class T> auto i(T& t, P<2>) -> VOID(cin >> t){ cin >> t; } template<class T> auto i(T& t, P<1>) -> VOID(begin(t)){ for(auto&& x : t) i(x); } template<class T, size_t... idx> void ituple(T& t, index_sequence<idx...>){ in(get<idx>(t)...);} template<class T> auto i(T& t, P<0>) -> VOID(tuple_size<T>{}){ ituple(t, make_index_sequence<tuple_size<T>::value>{});} #undef VOID } #define unpack(a) (void)initializer_list<int>{(a, 0)...} template<class... Ts> void in(Ts&... t){ unpack(IO :: i(t)); } #undef unpack static const double PI = 3.1415926535897932; template <class F> struct REC { F f; REC(F &&f_) : f(forward<F>(f_)) {} template <class... Args> auto operator()(Args &&...args) const { return f(*this, forward<Args>(args)...); }}; //constexpr int mod = 1000000007; constexpr int mod = 998244353; int main() { INT(n); STR(s); ll r = 0,tmp = 0; vvi cs(n+1,vi(2)); vvl ps(n+1,vl(2)); rep(i,n) { if(s[i] == 'A') cs[i+1][0]++; else if(s[i] == 'C') { cs[i+1][1]++; r += cs[i][0]; } else { tmp += cs[i][0]; } cs[i+1][0] += cs[i][0]; cs[i+1][1] += cs[i][1]; } ll ans = r + tmp; int ques = n - cs[n][0] - cs[n][1]; int acnt = 0; rep(i,n) { if(s[i] == '?') { ps[i+1][0] += cs[n][1] - cs[i+1][1]; ps[i+1][1] += cs[i][0]; } ps[i+1][0] += ps[i][0]; ps[i+1][1] += ps[i][1]; } rep(i,n) { if(s[i] == '?') { acnt++; ll t = ps[i+1][0] + ps[n][1] - ps[i+1][1] + 1LL * acnt * (ques - acnt); chmax(ans,t+r); } } cout << ans << '\n'; }