test/mytest/datetime.test.cpp

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• Last update: 2024-03-29 11:46:13+09:00
• Problem: https://judge.yosupo.jp/problem/aplusb

Depends on

• datetime/datetime.hpp
• my_template.hpp

Code

#define PROBLEM "https://judge.yosupo.jp/problem/aplusb"
#include "my_template.hpp"
#include "datetime/datetime.hpp"

using DT = DateTime;

void test_ARC23_A() {
  auto f = [&](int y, int m, int d) -> int {
    return DateTime(2014, 5, 17).to_int() - DateTime(y, m, d).to_int();
  };
  assert(9449 == f(1988, 7, 3));
  assert(735369 == f(1, 1, 1));
}

void test_from_int() {
  DT A(1, 1, 1);
  FOR(x, 1000000) {
    DT B = DT::from_int(x);
    assert(A == B);
    assert(A.to_int() == x);
    ++A;
  }
}

void solve() {
  int a, b;
  cin >> a >> b;
  cout << a + b << "\n";
}

signed main() {
  test_ARC23_A();
  test_from_int();
  solve();

  return 0;
}

#line 1 "test/mytest/datetime.test.cpp"
#define PROBLEM "https://judge.yosupo.jp/problem/aplusb"
#line 1 "my_template.hpp"
#if defined(LOCAL)
#include <my_template_compiled.hpp>
#else

// https://codeforces.com/blog/entry/96344
#pragma GCC optimize("Ofast,unroll-loops")
// いまの CF だとこれ入れると動かない？
// #pragma GCC target("avx2,popcnt")

#include <bits/stdc++.h>

using namespace std;

using ll = long long;
using u32 = unsigned int;
using u64 = unsigned long long;
using i128 = __int128;
using u128 = unsigned __int128;
using f128 = __float128;

template <class T>
constexpr T infty = 0;
template <>
constexpr int infty<int> = 1'000'000'000;
template <>
constexpr ll infty<ll> = ll(infty<int>) * infty<int> * 2;
template <>
constexpr u32 infty<u32> = infty<int>;
template <>
constexpr u64 infty<u64> = infty<ll>;
template <>
constexpr i128 infty<i128> = i128(infty<ll>) * infty<ll>;
template <>
constexpr double infty<double> = infty<ll>;
template <>
constexpr long double infty<long double> = infty<ll>;

using pi = pair<ll, ll>;
using vi = vector<ll>;
template <class T>
using vc = vector<T>;
template <class T>
using vvc = vector<vc<T>>;
template <class T>
using vvvc = vector<vvc<T>>;
template <class T>
using vvvvc = vector<vvvc<T>>;
template <class T>
using vvvvvc = vector<vvvvc<T>>;
template <class T>
using pq = priority_queue<T>;
template <class T>
using pqg = priority_queue<T, vector<T>, greater<T>>;

#define vv(type, name, h, ...) \
  vector<vector<type>> name(h, vector<type>(__VA_ARGS__))
#define vvv(type, name, h, w, ...)   \
  vector<vector<vector<type>>> name( \
      h, vector<vector<type>>(w, vector<type>(__VA_ARGS__)))
#define vvvv(type, name, a, b, c, ...)       \
  vector<vector<vector<vector<type>>>> name( \
      a, vector<vector<vector<type>>>(       \
             b, vector<vector<type>>(c, vector<type>(__VA_ARGS__))))

// https://trap.jp/post/1224/
#define FOR1(a) for (ll _ = 0; _ < ll(a); ++_)
#define FOR2(i, a) for (ll i = 0; i < ll(a); ++i)
#define FOR3(i, a, b) for (ll i = a; i < ll(b); ++i)
#define FOR4(i, a, b, c) for (ll i = a; i < ll(b); i += (c))
#define FOR1_R(a) for (ll i = (a)-1; i >= ll(0); --i)
#define FOR2_R(i, a) for (ll i = (a)-1; i >= ll(0); --i)
#define FOR3_R(i, a, b) for (ll i = (b)-1; i >= ll(a); --i)
#define overload4(a, b, c, d, e, ...) e
#define overload3(a, b, c, d, ...) d
#define FOR(...) overload4(__VA_ARGS__, FOR4, FOR3, FOR2, FOR1)(__VA_ARGS__)
#define FOR_R(...) overload3(__VA_ARGS__, FOR3_R, FOR2_R, FOR1_R)(__VA_ARGS__)

#define FOR_subset(t, s) \
  for (ll t = (s); t >= 0; t = (t == 0 ? -1 : (t - 1) & (s)))
#define all(x) x.begin(), x.end()
#define len(x) ll(x.size())
#define elif else if

#define eb emplace_back
#define mp make_pair
#define mt make_tuple
#define fi first
#define se second

#define stoi stoll

int popcnt(int x) { return __builtin_popcount(x); }
int popcnt(u32 x) { return __builtin_popcount(x); }
int popcnt(ll x) { return __builtin_popcountll(x); }
int popcnt(u64 x) { return __builtin_popcountll(x); }
int popcnt_mod_2(int x) { return __builtin_parity(x); }
int popcnt_mod_2(u32 x) { return __builtin_parity(x); }
int popcnt_mod_2(ll x) { return __builtin_parityll(x); }
int popcnt_mod_2(u64 x) { return __builtin_parityll(x); }
// (0, 1, 2, 3, 4) -> (-1, 0, 1, 1, 2)
int topbit(int x) { return (x == 0 ? -1 : 31 - __builtin_clz(x)); }
int topbit(u32 x) { return (x == 0 ? -1 : 31 - __builtin_clz(x)); }
int topbit(ll x) { return (x == 0 ? -1 : 63 - __builtin_clzll(x)); }
int topbit(u64 x) { return (x == 0 ? -1 : 63 - __builtin_clzll(x)); }
// (0, 1, 2, 3, 4) -> (-1, 0, 1, 0, 2)
int lowbit(int x) { return (x == 0 ? -1 : __builtin_ctz(x)); }
int lowbit(u32 x) { return (x == 0 ? -1 : __builtin_ctz(x)); }
int lowbit(ll x) { return (x == 0 ? -1 : __builtin_ctzll(x)); }
int lowbit(u64 x) { return (x == 0 ? -1 : __builtin_ctzll(x)); }

template <typename T>
T floor(T a, T b) {
  return a / b - (a % b && (a ^ b) < 0);
}
template <typename T>
T ceil(T x, T y) {
  return floor(x + y - 1, y);
}
template <typename T>
T bmod(T x, T y) {
  return x - y * floor(x, y);
}
template <typename T>
pair<T, T> divmod(T x, T y) {
  T q = floor(x, y);
  return {q, x - q * y};
}

template <typename T, typename U>
T SUM(const vector<U> &A) {
  T sm = 0;
  for (auto &&a: A) sm += a;
  return sm;
}

#define MIN(v) *min_element(all(v))
#define MAX(v) *max_element(all(v))
#define LB(c, x) distance((c).begin(), lower_bound(all(c), (x)))
#define UB(c, x) distance((c).begin(), upper_bound(all(c), (x)))
#define UNIQUE(x) \
  sort(all(x)), x.erase(unique(all(x)), x.end()), x.shrink_to_fit()

template <typename T>
T POP(deque<T> &que) {
  T a = que.front();
  que.pop_front();
  return a;
}
template <typename T>
T POP(pq<T> &que) {
  T a = que.top();
  que.pop();
  return a;
}
template <typename T>
T POP(pqg<T> &que) {
  T a = que.top();
  que.pop();
  return a;
}
template <typename T>
T POP(vc<T> &que) {
  T a = que.back();
  que.pop_back();
  return a;
}

template <typename F>
ll binary_search(F check, ll ok, ll ng, bool check_ok = true) {
  if (check_ok) assert(check(ok));
  while (abs(ok - ng) > 1) {
    auto x = (ng + ok) / 2;
    (check(x) ? ok : ng) = x;
  }
  return ok;
}
template <typename F>
double binary_search_real(F check, double ok, double ng, int iter = 100) {
  FOR(iter) {
    double x = (ok + ng) / 2;
    (check(x) ? ok : ng) = x;
  }
  return (ok + ng) / 2;
}

template <class T, class S>
inline bool chmax(T &a, const S &b) {
  return (a < b ? a = b, 1 : 0);
}
template <class T, class S>
inline bool chmin(T &a, const S &b) {
  return (a > b ? a = b, 1 : 0);
}

// ? は -1
vc<int> s_to_vi(const string &S, char first_char) {
  vc<int> A(S.size());
  FOR(i, S.size()) { A[i] = (S[i] != '?' ? S[i] - first_char : -1); }
  return A;
}

template <typename T, typename U>
vector<T> cumsum(vector<U> &A, int off = 1) {
  int N = A.size();
  vector<T> B(N + 1);
  FOR(i, N) { B[i + 1] = B[i] + A[i]; }
  if (off == 0) B.erase(B.begin());
  return B;
}

// stable sort
template <typename T>
vector<int> argsort(const vector<T> &A) {
  vector<int> ids(len(A));
  iota(all(ids), 0);
  sort(all(ids),
       [&](int i, int j) { return (A[i] == A[j] ? i < j : A[i] < A[j]); });
  return ids;
}

// A[I[0]], A[I[1]], ...
template <typename T>
vc<T> rearrange(const vc<T> &A, const vc<int> &I) {
  vc<T> B(len(I));
  FOR(i, len(I)) B[i] = A[I[i]];
  return B;
}
#endif
#line 1 "datetime/datetime.hpp"
struct DateTime {
  static constexpr int month_days[13]
      = {0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
  int year, month, day;
  DateTime(int y, int m, int d) : year(y), month(m), day(d) {}

  // 1年1月1日が 0 となるように変換
  int to_int() {
    int y = (month <= 2 ? year - 1 : year);
    int m = (month <= 2 ? month + 12 : month);
    int d = day;
    return 365 * y + y / 4 - y / 100 + y / 400 + 306 * (m + 1) / 10 + d - 429;
  }

  // to_int() の逆関数
  static DateTime from_int(int x) {
    int y = x * 400 / 146097 + 1;
    int d = x - DateTime(y, 1, 1).to_int();
    int m = 1;
    while (d >= 28) {
      int k = month_days[m] + (m == 2 && is_leap_year(y) ? 1 : 0);
      if (d < k) break;
      ++m;
      d -= k;
    }
    if (m == 13) {
      ++y;
      m = 1;
    }
    ++d;
    return DateTime(y, m, d);
  }

  // 日曜日が 0 として、曜日を [0, 7) で返す
  int weekday() { return (to_int() + 1) % 7; }

  DateTime& operator++() {
    ++day;
    int lim = month_days[month];
    if (is_leap_year(year) && month == 2) lim = 29;
    if (day <= lim) return (*this);
    day = 1;
    ++month;
    if (month == 13) {
      ++year;
      month = 1;
    }
    return (*this);
  }
  DateTime operator++(int) {
    DateTime tmp = *this;
    ++*this;
    return tmp;
  }

  bool operator==(DateTime const& rhs) const {
    return to_tuple() == rhs.to_tuple();
  }
  bool operator!=(DateTime const& rhs) const {
    return to_tuple() != rhs.to_tuple();
  }
  bool operator<(DateTime const& rhs) const {
    return to_tuple() < rhs.to_tuple();
  }
  bool operator<=(DateTime const& rhs) const {
    return to_tuple() <= rhs.to_tuple();
  }
  bool operator>(DateTime const& rhs) const {
    return to_tuple() > rhs.to_tuple();
  }
  bool operator>=(DateTime const& rhs) const {
    return to_tuple() >= rhs.to_tuple();
  }

  // yyyy[sep]mm[sep]dd
  string to_string(string sep = "-") {
    string y = std::to_string(year);
    string m = std::to_string(month);
    string d = std::to_string(day);
    while (len(y) < 4) y = "0" + y;
    while (len(m) < 2) m = "0" + m;
    while (len(d) < 2) d = "0" + d;
    return y + sep + m + sep + d;
  }

  tuple<int, int, int> to_tuple() const { return {year, month, day}; }

  static bool is_leap_year(int y) {
    if (y % 400 == 0) return true;
    return (y % 4 == 0 && y % 100 != 0);
  }

  static bool is_valid_date(int y, int m, int d) {
    if (!(1 <= m && m <= 12)) return 0;
    int mx = month_days[m];
    if (m == 2 && is_leap_year(y)) ++mx;
    return (1 <= d && d <= mx);
  }
};
#line 4 "test/mytest/datetime.test.cpp"

using DT = DateTime;

void test_ARC23_A() {
  auto f = [&](int y, int m, int d) -> int {
    return DateTime(2014, 5, 17).to_int() - DateTime(y, m, d).to_int();
  };
  assert(9449 == f(1988, 7, 3));
  assert(735369 == f(1, 1, 1));
}

void test_from_int() {
  DT A(1, 1, 1);
  FOR(x, 1000000) {
    DT B = DT::from_int(x);
    assert(A == B);
    assert(A.to_int() == x);
    ++A;
  }
}

void solve() {
  int a, b;
  cin >> a >> b;
  cout << a + b << "\n";
}

signed main() {
  test_ARC23_A();
  test_from_int();
  solve();

  return 0;
}

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