結果

問題 No.91 赤、緑、青の石
ユーザー yuruhiyayuruhiya
提出日時 2020-03-22 08:02:37
言語 C++17
(gcc 12.3.0 + boost 1.83.0)
結果
CE  
(最新)
AC  
(最初)
実行時間 -
コード長 12,218 bytes
コンパイル時間 2,231 ms
コンパイル使用メモリ 194,900 KB
最終ジャッジ日時 2024-06-24 07:24:57
合計ジャッジ時間 2,627 ms
ジャッジサーバーID
(参考情報)
judge2 / judge1
このコードへのチャレンジ
(要ログイン)
コンパイルエラー時のメッセージ・ソースコードは、提出者また管理者しか表示できないようにしております。(リジャッジ後のコンパイルエラーは公開されます)
ただし、clay言語の場合は開発者のデバッグのため、公開されます。

コンパイルメッセージ
main.cpp: In function 'int gc()':
main.cpp:64:26: error: '_getchar_nolock' was not declared in this scope; did you mean 'getchar_unlocked'?
   64 | #define getchar_unlocked _getchar_nolock
      |                          ^~~~~~~~~~~~~~~
main.cpp:67:34: note: in expansion of macro 'getchar_unlocked'
   67 | inline int gc()noexcept { return getchar_unlocked(); }
      |                                  ^~~~~~~~~~~~~~~~

ソースコード

diff #
プレゼンテーションモードにする

#define _CRT_SECURE_NO_WARNINGS
#define _USE_MATH_DEFINES
#define _SILENCE_CXX17_RESULT_OF_DEPRECATION_WARNING
#include "bits/stdc++.h"
#define rep(i, n) for (int i = 0; i < (n); ++i)
#define FOR(i, m, n) for (int i = (m); i < (n); ++i)
#define rrep(i, n) for (int i = (n) - 1; i >= 0; --i)
#define rfor(i, m, n) for (int i = (m); i >= (n); --i)
#define sz(x) ((int)(x).size())
#define all(x) (x).begin(),(x).end()
#define rall(x) (x).rbegin(),(x).rend()
#define range_it(a, l, r) (a).begin() + (l), (a).begin() + (r)
using namespace std;
using LL = long long; using ld = long double;
using VB = vector<bool>; using VVB = vector<VB>;
using VI = vector<int>; using VVI = vector<VI>;
using VL = vector<LL>; using VVL = vector<VL>;
using VS = vector<string>; using VD = vector<double>;
using PII = pair<int, int>; using VP = vector<PII>;
using PLL = pair<LL, LL>; using VPL = vector<PLL>;
template<class T>using Grid = vector<vector<T>>;
template<class T>using PQ = priority_queue<T>;
template<class T>using PQS = priority_queue<T, vector<T>, greater<T>>;
constexpr int inf = (int)1e9;
constexpr LL inf_ll = (LL)1e18, MOD = 1000000007;
constexpr ld PI = M_PI, EPS = 1e-12;
template<class T>inline void Sort(T& a)noexcept { sort(all(a)); }
template<class T>inline void RSort(T& a)noexcept { sort(rall(a)); }
template<class T>inline void Reverse(T& a)noexcept { reverse(all(a)); }
template<class T>inline void Unique(T& a)noexcept { a.erase(unique(all(a)), a.end()); }
template<class T>inline T Sorted(T a)noexcept { Sort(a); return a; }
template<class T>inline T RSorted(T a)noexcept { RSort(a); return a; }
template<class T>inline T Reversed(T a)noexcept { Reverse(a); return a; }
template<class T>inline T Uniqued(T a)noexcept { Unique(a); return a; }
template<class T>inline auto Max(const T& a)noexcept { return *max_element(all(a)); }
template<class T>inline auto Min(const T& a)noexcept { return *min_element(all(a)); }
template<class T>inline int MaxPos(const T& a)noexcept { return max_element(all(a)) - a.begin(); }
template<class T>inline int MinPos(const T& a)noexcept { return min_element(all(a)) - a.begin(); }
template<class T, class U>inline int Count(const T& a, const U& v)noexcept { return count(all(a), v); }
template<class T, class U>inline int Find(const T& a, const U& v)noexcept { return find(all(a), v) - a.begin(); }
template<class T, class U>inline U Sum(const T& a, const U& v)noexcept { return accumulate(all(a), v); }
template<class T, class U>inline int Lower(const T& a, const U& v)noexcept { return lower_bound(all(a), v) - a.begin(); }
template<class T, class U>inline int Upper(const T& a, const U& v)noexcept { return upper_bound(all(a), v) - a.begin(); }
template<class T, class P>inline void RemoveIf(T& a, P f)noexcept { a.erase(remove_if(all(a), f), a.end()); }
template<class T>inline T Age(T n, T m)noexcept { return (n + m - 1) / m; }
template<class T>inline T Age2(T n, T m)noexcept { return Age(n, m) * m; }
template<class T>inline T Tri(T n)noexcept { return (n & 1) ? (n + 1) / 2 * n : n / 2 * (n + 1); }
template<class T = long long>inline T BIT(int b)noexcept { return T{ 1 } << b; }
template<class T>inline T Gcd(T n, T m)noexcept { return m ? Gcd(m, n % m) : n; }
template<class T>inline T Lcm(T n, T m)noexcept { return n / Gcd(n, m) * m; }
template<class T, class U = typename T::value_type>inline U Gcd2(const T& v)noexcept { return accumulate(next(v.begin()), v.end(), U(*v.begin()), Gcd
    <U>); }
template<class T, class U = typename T::value_type>inline U Lcm2(const T& v)noexcept { return accumulate(next(v.begin()), v.end(), U(*v.begin()), Lcm
    <U>); }
template<class T>inline T Pow(T a, T n)noexcept { T r = 1; while (n > 0) { if (n & 1)r *= a; a *= a; n /= 2; }return r; }
template<class T>inline T Powmod(T a, T n, T m = MOD)noexcept { T r = 1; while (n > 0) { if (n & 1)r = r * a % m, n--; else a = a * a % m, n /= 2;
    }return r; }
template<class T>inline bool chmax(T& a, const T& b)noexcept { if (a < b) { a = b; return true; } return false; }
template<class T>inline bool chmin(T& a, const T& b)noexcept { if (a > b) { a = b; return true; } return false; }
template<class T>inline bool inRange(const T& v, const T& min, const T& max)noexcept { return min <= v && v <= max; }
inline string operator*(string s, int n)noexcept { string ret; rep(i, n)ret += s; return ret; }
// --- input --- //
#if defined(_WIN32) || defined(ONLINE_JUDGE)
#define getchar_unlocked _getchar_nolock
#define putchar_unlocked _putchar_nolock
#endif
inline int gc()noexcept { return getchar_unlocked(); }
template<class T>inline void InputF(T& v)noexcept { cin >> v; }
inline void InputF(char& v)noexcept { while (isspace(v = gc())); }
inline void InputF(bool& v)noexcept { char c; InputF(c); v = c == '1'; }
inline void InputF(string& v)noexcept {
char c; for (InputF(c); !isspace(c); c = gc())v += c;
}
inline void InputF(int& v)noexcept {
bool neg = false; v = 0; char c; InputF(c);
if (c == '-') { neg = true; c = gc(); }
for (; isdigit(c); c = gc())v = v * 10 + (c - '0');
if (neg)v = -v;
}
inline void InputF(long long& v)noexcept {
bool neg = false; v = 0; char c; InputF(c);
if (c == '-') { neg = true; c = gc(); }
for (; isdigit(c); c = gc())v = v * 10 + (c - '0');
if (neg)v = -v;
}
inline void InputF(double& v)noexcept {
double dp = 1; bool neg = false, adp = false; v = 0; char c; InputF(c);
if (c == '-') { neg = true; c = gc(); }
for (; isdigit(c) || c == '.'; c = gc()) {
if (c == '.')adp = true;
else if (adp)v += (c - '0') * (dp *= 0.1);
else v = v * 10 + (c - '0');
}
if (neg)v = -v;
}
template<class T, class U>inline void InputF(pair<T, U>& v)noexcept {
InputF(v.first); InputF(v.second);
}
template<class T>inline void InputF(vector<T>& v)noexcept {
for (auto& e : v)InputF(e);
}
template<class T>inline T InputF() { T v; InputF(v); return v; }
struct InputV {
int n, m;
InputV(int N) :n(N), m(0) {}
InputV(pair<int, int> N) :n(N.first), m(N.second) {}
template<class T>operator vector<T>()noexcept {
vector<T> v(n); InputF(v); return v;
}
template<class T>operator vector<vector<T>>()noexcept {
vector<vector<T>> v(n, vector<T>(m)); InputF(v); return v;
}
};
struct Input {
template<class T>operator T()noexcept { return InputF<T>(); }
int operator--(int) { int v; InputF(v); v--; return v; }
InputV operator[](int n)noexcept { return InputV(n); }
InputV operator[](pair<int, int> n)noexcept { return InputV(n); }
void operator()() {}
template<class H, class...T>void operator()(H&& h, T&& ...t) {
InputF(h); operator()(forward<T>(t)...);
}
template<class T, size_t W>array<vector<T>, W> get(int H) {
array<vector<T>, W> ret;
for (int i = 0; i < H; ++i)for (int j = 0; j < W; ++j)ret[j].push_back(InputF<T>());
return ret;
}
}in;
#define input(type) InputF<type>()
// --- output --- //
struct BoolStr {
const char* t, * f; BoolStr(const char* _t, const char* _f) :t(_t), f(_f) {}
}Yes("Yes", "No"), yes("yes", "no"), YES("YES", "NO"), Int("1", "0");
struct DivStr {
const char* d, * l; DivStr(const char* _d, const char* _l) :d(_d), l(_l) {}
}spc(" ", "\n"), no_spc("", "\n"), end_line("\n", "\n"), comma(",", "\n"), no_endl(" ", "");
class Output {
BoolStr B{ Yes }; DivStr D{ spc }; bool isPrint = true;
void p(double v) { printf("%.20f", v); } void p(long double v) { printf("%.20Lf", v); }
void p(int v) { printf("%d", v); } void p(LL v) { printf("%lld", v); }
void p(char v) { putchar(v); } void p(bool v) { printf("%s", v ? B.t : B.f); }
template<class T>void p(const T& v) { cout << v; }
template<class T, class U>void p(const pair<T, U>& v) { p(v.first); printf("%s", D.d); p(v.second); }
template<class T>void p(const vector<T>& v) { rep(i, sz(v)) { if (i)printf("%s", D.d); p(v[i]); } }
template<class T>void p(const vector<vector<T>>& v) { rep(i, sz(v)) { if (i)printf("%s", D.l); p(v[i]); } }
void p(const BoolStr& v) { B = v; isPrint = false; } void p(const DivStr& v) { D = v; isPrint = false; }
public:
Output& operator()() { printf("%s", D.l); return *this; }
template<class H>Output& operator()(H&& h) {
p(h); if (isPrint)printf("%s", D.l); isPrint = true; return *this;
}
template<class H, class...T>Output& operator()(H&& h, T&& ...t) {
p(h); if (isPrint)printf("%s", D.d); isPrint = true; return operator()(forward<T>(t)...);
}
template<class...T>void exit(T&& ...t) {
operator()(forward<T>(t)...); std::exit(EXIT_SUCCESS);
}
Output& flush() { cout.flush(); return *this; }
Output& set_bs(const char* t, const char* f) { B = BoolStr(t, f); return *this; }
}out;
// --- dump --- //
#if __has_include("dump.hpp")
#include "dump.hpp"
#else
#define dump(...) (void(0))
#endif
template<class T>struct Step {
class It {
T a, b, c;
public:
constexpr It() : a(T()), b(T()), c(T()) {}
constexpr It(T _b, T _c, T _s) : a(_b), b(_c), c(_s) {}
constexpr It& operator++() { --b; a += c; return *this; }
constexpr It operator++(int) { It tmp = *this; --b; a += c; return tmp; }
constexpr const T& operator*()const { return a; }
constexpr const T* operator->()const { return &a; }
constexpr bool operator==(const It& other)const { return b == other.b; }
constexpr bool operator!=(const It& other)const { return !(b == other.b); }
constexpr T start()const { return a; }
constexpr T count()const { return b; }
constexpr T step()const { return c; }
};
constexpr Step(T b, T c, T s) : be(b, c, s) {}
constexpr It begin()const { return be; }
constexpr It end()const { return en; }
constexpr T start()const { return be.start(); }
constexpr T count()const { return be.count(); }
constexpr T step()const { return be.step(); }
operator vector<T>()const { return as_vector(); }
vector<T> as_vector()const {
vector<T> res; res.reserve(count());
each([&](T i) {res.push_back(i); });
return res;
}
template<class F>void each(F f)const { for (T i : *this)f(i); }
template<class F>auto map(F f)const {
vector<decay_t<result_of_t<F(T)>>> res; res.reserve(count());
each([&](T i) {res.push_back(f(i)); });
return res;
}
template<class F>int count_if(F f)const {
int res = 0; each([&](T i) {i += f(i); }); return res;
}
template<class F>vector<T> select(F f)const {
vector<T> res; each([&](T i) {if (f(i))res.push_back(i); }); return res;
}
template<class F>auto sum(F f)const {
decay_t<result_of_t<F(T)>> res = 0; each([&](T i) {res += f(i); }); return res;
}
using value_type = T;
using iterator = It;
private:
It be, en;
};
template<class T>inline constexpr auto step(T a) { return Step<T>(0, a, 1); }
template<class T>inline constexpr auto step(T a, T b) { return Step<T>(a, b - a, 1); }
template<class T>inline constexpr auto step(T a, T b, T c) { return Step<T>(a, (b - a - 1) / c + 1, c); }
template<class F>auto MakeVector(size_t size, F f) {
vector<decay_t<result_of_t<F(size_t)>>> res(size);
for (size_t i = 0; i < size; ++i)res[i] = f(i);
return res;
}
template<class T>T Slice(const T& v, size_t i, size_t len) {
return i < v.size() ? T(v.begin() + i, v.begin() + min(i + len, v.size())) : T();
}
template<class T, class F>void Each(T& v, F f) {
for (auto& e : v)f(e);
}
template<class T, class F>auto Map(const T& v, F f) {
vector<decay_t<result_of_t<F(typename T::value_type)>>> res(v.size());
size_t i = 0; for (const auto& e : v)res[i++] = f(e);
return res;
}
template<class T, class F>auto MapIndex(const T& v, F f) {
vector<decay_t<result_of_t<F(size_t, typename T::value_type)>>> res(v.size());
size_t i = 0; for (auto it = v.begin(); it != v.end(); ++it, ++i)res[i] = f(i, *it);
return res;
}
template<class T, class F>auto Select(const T& v, F f) {
T res;
for (const auto& e : v)if (f(e))res.push_back(e);
return res;
}
template<class T, class F>vector<size_t> TrueIndex(const T& v, F f) {
vector<size_t> res;
size_t i = 0; for (const auto& e : v) { if (f(e))res.push_back(i); ++i; }
return res;
}
// ---------------------------------------------------------------- //
int main() {
VL a = in[3];
auto check = [&](LL x) {
LL cnt = 0;
for (auto i : a) {
if (i < x) {
cnt -= x - i;
} else {
cnt += (i - x) / 2;
}
}
return cnt >= 0;
};
LL ok = 0, ng = 1e9;
while (abs(ok - ng) > 1) {
LL mid = (ok + ng) / 2;
(check(mid) ? ok : ng) = mid;
}
out(ok);
}
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