結果

問題 No.3010 水色コーダーさん
ユーザー 求
提出日時 2025-01-25 16:06:44
言語 C++23
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 28 ms / 2,000 ms
コード長 7,442 bytes
コンパイル時間 1,784 ms
コンパイル使用メモリ 159,768 KB
実行使用メモリ 6,824 KB
最終ジャッジ日時 2025-01-25 23:50:24
合計ジャッジ時間 3,624 ms
ジャッジサーバーID
(参考情報)
judge7 / judge12
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
sample AC * 3
other AC * 20
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

#include <iostream>
#include <algorithm>
#include <cassert>
#include <cmath>
#include <cstdint>
#include <set>
#include <unordered_set>
#include <map>
#include <vector>
#include <string>
#include <deque>
#include <queue>
#include <iomanip>
#include <ranges>
#include <concepts>
#include <numeric>
#ifdef ATCODER
#include <atcoder/modint>
#include <atcoder/segtree>
#include <atcoder/dsu>
#endif
using namespace std;
using ll = long long;
using pall = pair<ll,ll>;
template<class T> using vec = vector<T>;
template<class T> using veve = vec<vec<T>>;
using vell = vec<ll>;
using vebo = basic_string<bool>;
using vevell = veve<ll>;
template<class T> using uset = unordered_set<T>;
template<class T> using mset = multiset<T>;
template<class T> using priority_queue_ascend = priority_queue<T, vec<T>, greater<T>>;
static const ll inf = numeric_limits<ll>::max();
static const string sp = string(" ");
static const string lf = string("\n");
static const auto &npos = string::npos;
static const vec<pall> grid_move4 = {
{0, 1},
{-1, 0},
{0, -1},
{1, 0}
};
static const vec<pall> grid_move8 = [] {
auto ret = grid_move4;
ret.insert(ret.end(), {
{-1, 1},
{-1, -1},
{1, -1},
{1, 1}
});
return ret;
}();
static constexpr ll MOD = 998244353 /* 1000000007 */;
#define cont continue
#define br break
static auto &ciN = cin;
static auto &icn = cin;
static auto &icN = cin;
static constexpr bool ture = true;
using itn = int;
#ifdef ATCODER
using namespace atcoder;
using mint = static_modint<MOD>;
#endif
#if 202000L <= __cplusplus
#define times(N) static_assert(is_integral_v<decltype((N) + 0)>, "times(): N must be integral"); for([[maybe_unused]] const auto &_N = (N);
    [[maybe_unused]] const decltype(_N + 0) _c: views::iota(decltype(_N + 0)(0), _N))
#else
#define times(N) static_assert(is_integral_v<decltype((N) + 0)>, "times(): N must be integral"); for(bool _ = true;_;) for([[maybe_unused]] const
    auto &_N = (N);_;_ = false) for(decltype(_N + 0) _c = 0;_c != _N;_c += 1)
#endif
#ifdef ATCODER
template<int M>
istream &operator>>(istream &in, static_modint<M> &i) {
ll tmp;
in >> tmp;
i = tmp;
return in;
}
template<int M>
ostream &operator<<(ostream &out, const static_modint<M> &i) {
return out << i.val();
}
#endif
template<class T, class U>
istream &operator>>(istream &in, pair<T, U> &p) {
return in >> p.first >> p.second;
}
template<class T, class U>
ostream &operator<<(ostream &out, const pair<T, U> &p) {
return out << p.first << sp << p.second;
}
template<class T>
istream &operator>>(istream &in, vec<T> &v) {
for(auto &e:v) {
in >> e;
}
return in;
}
namespace myinput {
template<class T>
set<size_t> check_align_(const vec<T> &v) {
set<size_t> s;
s.insert(v.size());
return s;
}
template<class T, class... Args>
set<size_t> check_align_(const vec<T> &v, Args&... args) {
set<size_t> &&s = check_align_(args...);
s.insert(v.size());
return s;
}
template<class... Args>
bool check_align(Args&... args) {
return check_align_(args...).size() == size_t(1);
}
template<class T>
void in_(const size_t i, const bool isRoot, vec<T> &v) noexcept {
if(i >= v.size()) return;
cin >> v[i];
if(isRoot && i + 1 < v.size()) {
in_(i + 1, true, v);
}
}
template<class T, class... Args>
void in_(const size_t i, const bool isRoot, vec<T> &v, Args&... args) noexcept {
if(i >= v.size()) return;
cin >> v[i];
in_(i, false, args...);
if(isRoot && i + 1 < v.size()) {
in_(i + 1, true, v, args...);
}
}
template<class... Args>
istream &in(Args&... args) {
assert(sizeof...(args) != 0);
if(!check_align(args...)) throw invalid_argument("myfunc::in(): Why are the vector sizes not aligned!?!?");
in_(size_t(0), true, args...);
return cin;
}
}
using myinput::in;
#if defined(__cpp_lib_ranges) && 201911L <= __cpp_lib_ranges
void out(const ranges::range auto &v, const string &delim, ostream &out = cout) noexcept {
for(auto &&e:v) {
out << e << delim;
}
}
#endif
[[nodiscard]] constexpr const string &yesno(const bool cond, const string &yes="Yes", const string &no="No") noexcept {
if(cond) return yes;
return no;
}
/*
#include <random>
random_device seed;
mt19937_64 mt(seed());
// [mi, ma)
[[nodiscard]] uint64_t randint(const uint64_t mi, const uint64_t ma) noexcept {
if(mi > ma) return randint(ma, mi);
if(mi == ma) return mi;
const uint64_t w = ma - mi;
uint64_t r = mt();
while(mt.max() - mt.max() % w < r) r = mt();
return r % w + mi;
}
*/
#if defined(__cpp_concepts) && defined(__cpp_lib_concepts)
template<class T, class U>
requires common_with<T, U>
[[nodiscard]] constexpr const common_type_t<T, U> min(const T &a, const U &b) noexcept {
return std::min<common_type_t<T, U>>(a, b);
}
template<class T, class U>
requires common_with<T, U>
[[nodiscard]] constexpr const common_type_t<T, U> max(const T &a, const U &b) noexcept {
return std::max<common_type_t<T, U>>(a, b);
}
#endif
#if defined(__cpp_lib_ranges) && 201911L <= __cpp_lib_ranges
template<class T>
[[nodiscard]] constexpr T &min(const vec<T> &v) {
return *ranges::min_element(v);
}
template<class T>
[[nodiscard]] constexpr T &max(const vec<T> &v) {
return *ranges::max_element(v);
}
#endif
[[nodiscard]] constexpr ll powll(ll a, ll b, const ll m = inf) {
if(b < 0) [[unlikely]] throw invalid_argument("powll(): exponent less than zero");
if(m < 2) [[unlikely]] throw invalid_argument("powll(): modulo less than two");
a %= m;
ll ret = 1;
while(b) {
if(b % 2) ret *= a, ret %= m;
a *= a, a %= m;
b /= 2;
}
return ret;
}
#ifdef __cpp_concepts
template<class T, class U>
requires assignable_from<T&, U> && totally_ordered_with<T, U>
constexpr bool mini(T &var, const U &val) noexcept {
const bool cmp = var > val;
if(cmp) var = val;
return cmp;
}
template<class T, class U>
requires assignable_from<T&, U> && totally_ordered_with<T, U>
constexpr bool maxi(T &var, const U &val) noexcept {
const bool cmp = var < val;
if(cmp) var = val;
return cmp;
}
#endif
class grid {
public:
#ifdef __cpp_lib_constexpr_string
constexpr
#endif
grid(const ll h, const ll w) : height(h), width(w) {
visited = vebo(h * w, false);
}
[[nodiscard]] constexpr ll operator()(const ll i, const ll j) const noexcept {
if(!isvalid(i, j)) return -1;
return i * width + j;
}
[[nodiscard]] constexpr ll operator()(const pair<ll, ll> &p) const noexcept {
return (*this)(p.first, p.second);
}
[[nodiscard]] constexpr bool &seen(const ll i, const ll j) & {
if(!isvalid(i, j)) throw out_of_range("grid::seen(): out of range");
return (*this).visited[i * width + j];
}
[[nodiscard]] constexpr bool &seen(const pair<ll, ll> &p) & {
return this->seen(p.first, p.second);
}
private:
constexpr bool isvalid(const ll i, const ll j) const noexcept {
return 0 <= i && 0 <= j && i < height && j < width;
}
const ll height, width;
vebo visited;
};
template<class T>
constexpr auto erase_single(multiset<T> &mset, const T &v) {
const auto it = mset.find(v);
if(it == mset.end()) throw invalid_argument("erase_single(): why v not in mset!?!?");
return mset.erase(it);
}
void solve();
int main(void) {
cin.tie(nullptr);
ios::sync_with_stdio(false);
solve();
return 0;
}
void solve() {
ll n, m;
cin >> n >> m;
ll ans = 0;
times(n) {
string s;
ll r;
cin >> s >> r;
bool match = ture;
match = match && r >= 1200;
match = match && (s[0] == 'x' || s[1] == 'x' || s[2] == 'x' || s[3] == 'x');
ans += int(match);
}
cout << ans;
}
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
0