제출 #1125116

#제출 시각아이디문제언어결과실행 시간메모리
1125116binminh01Aliens (IOI16_aliens)C++20
25 / 100
34 ms5704 KiB
#include<bits/stdc++.h> using namespace std; #define ll long long #define ull unsigned long long #define int128 __int128_t #define double long double #define gcd __gcd #define lcm(a, b) ((a)/gcd(a, b)*(b)) #define sqrt sqrtl #define log2 log2l #define log10 log10l #define floor floorl #define to_string str #define yes cout << "YES" #define no cout << "NO" #define trav(i, a) for (auto &i: (a)) #define all(a) (a).begin(), (a).end() #define rall(a) (a).rbegin(), (a).rend() #define sz(a) (int)a.size() #define Max(a) *max_element(all(a)) #define Min(a) *min_element(all(a)) #define Find(a, n) (find(all(a), n) - a.begin()) #define Count(a, n) count(all(a), n) #define Upper(a, n) (upper_bound(all(a), n) - a.begin()) #define Lower(a, n) (lower_bound(all(a), n) - a.begin()) #define next_perm(a) next_permutation(all(a)) #define prev_perm(a) prev_permutation(all(a)) #define sorted(a) is_sorted(all(a)) #define sum(a) accumulate(all(a), 0) #define sumll(a) accumulate(all(a), 0ll) #define Sort(a) sort(all(a)) #define Reverse(a) reverse(all(a)) #define Unique(a) Sort(a), (a).resize(unique(all(a)) - a.begin()) #define pb push_back #define eb emplace_back #define popcount __builtin_popcount #define popcountll __builtin_popcountll #define clz __builtin_clz #define clzll __buitlin_clzll #define ctz __builtin_ctz #define ctzll __builtin_ctzll #define open(s) freopen(s, "r", stdin) #define write(s) freopen(s, "w", stdout) #define fileopen(s) open((string(s) + ".inp").c_str()), write((string(s) + ".out").c_str()); #define For(i, a, b) for (auto i = (a); i < (b); ++i) #define Fore(i, a, b) for (auto i = (a); i >= (b); --i) #define FOR(i, a, b) for (auto i = (a); i <= (b); ++i) #define ret(s) return void(cout << s); constexpr int mod = 1e9 + 7, mod2 = 998244353; constexpr double eps = 1e-9; const double PI = acos(-1); constexpr ull npos = string::npos; constexpr int dx[] = {1, 0, -1, 0, 1, 1, -1, -1}, dy[] = {0, 1, 0, -1, 1, -1, 1, -1}; using pii = pair<int, int>; using pll = pair<ll, ll>; using cd = complex<double>; mt19937 mt(chrono::system_clock::now().time_since_epoch().count()); mt19937_64 mt64(chrono::system_clock::now().time_since_epoch().count()); typedef vector<int> vi; typedef vector<vi> vvi; typedef vector<ll> vll; typedef vector<vll> vvll; typedef vector<double> vdo; typedef vector<vdo> vvdo; typedef vector<string> vs; typedef vector<pii> vpair; typedef vector<vpair> vvpair; typedef vector<bool> vb; typedef vector<vb> vvb; typedef vector<char> vc; typedef vector<vc> vvc; typedef vector<cd> vcd; typedef priority_queue<int> pq; typedef priority_queue<int, vi, greater<int>> pqg; typedef priority_queue<ll> pqll; typedef priority_queue<ll, vll, greater<ll>> pqgll; ll add(ll a, ll b, int m) {a = (a >= m ? a % m: a);b = (b >= m ? b % m: b);a+=b;return a >= m ? a - m: a;} ll sub(ll a, ll b, int m) {a = (a >= m ? a % m: a);b = (b >= m ? b % m: b);a-=b;return a < 0 ? a + m: a;} ll mul(ll a, ll b, int m) {a = (a >= m ? a % m: a);b = (b >= m ? b % m: b);return a*b % m;} ll bin_mul(ll a, ll b, ll m) {a = (a >= m ? a % m: a);b = (b >= m ? b % m: b);ll x = 0;while (b) {if (b & 1) x = (x + a) % m;a = (a + a) % m;b>>=1;}return x;} ll bin_pow(ll a, ll b, ll m) {ll x = 1;a = (a >= m ? a % m: a); while (b) {if (b & 1) x = bin_mul(x, a, m);a = bin_mul(a, a, m);b>>=1;}return x;} ll power(ll a, ll b, int m) {ll x = 1;a = (a >= m ? a % m: a); while (b) {if (b & 1) x = x*a % m;a = a*a % m;b>>=1;}return x;} ll power(ll a, ll b) {ll x = 1;while (b) {if (b & 1) x = x*a;a = a*a;b>>=1;}return x;} ll ceil(ll a, ll b) {return (a + b - 1)/b;} ll to_int(const string &s) {ll x = 0; for (int i = (s[0] == '-'); i < sz(s); ++i) x = x*10 + s[i] - '0';return x*(s[0] == '-' ? -1: 1);} bool is_prime(ll n) {if (n < 2) return 0;if (n < 4) return 1;if (n % 2 == 0 || n % 3 == 0) return 0;for (ll i = 5; i*i <= n; i+=6) {if(n % i == 0 || n % (i + 2) == 0) return 0;}return 1;} bool is_square(ll n) {ll k = sqrt(n); return k*k == n;} ll factorial(int n) {ll x = 1;for (int i = 2; i <= n; ++i) x*=i;return x;} ll factorial(int n, int m) {ll x = 1;for (ll i = 2; i <= n; ++i) x = x*i % m;return x;} bool is_power(ll n, ll k) {while (n % k == 0) n/=k;return n == 1ll;} string str(ll n) {if (n == 0) return "0"; string s = ""; bool c = 0; if (n < 0) c = 1, n = -n; while (n) {s+=n % 10 + '0'; n/=10;} if (c) s+='-'; Reverse(s); return s;} string repeat(const string &s, int n) {if (n < 0) return ""; string x = ""; while (n--) x+=s; return x;} string bin(ll n) {string s = ""; while (n) {s+=(n & 1) + '0'; n>>=1;} Reverse(s); return s;} void sieve(vector<bool> &a) {int n = a.size(); a[0] = a[1] = 0; for (int i = 4; i < n; i+=2) a[i] = 0; for (int i = 3; i*i < n; i+=2) {if (a[i]) {for (int j = i*i; j < n; j+=(i << 1)) a[j] = 0;}}} void sieve(bool a[], int n) {a[0] = a[1] = 0; for (int i = 4; i < n; i+=2) a[i] = 0; for (int i = 3; i*i < n; i+=2) {if (a[i]) {for (int j = i*i; j < n; j+=(i << 1)) a[j] = 0;}}} void sieve(vector<int> &a) {int n = a.size(); for (int i = 2; i < n; i+=2) a[i] = 2; for (int i = 3; i*i < n; i+=2) {if (!a[i]) {for (int j = i; j < n; j+=(i << 1)) a[j] = i;}} for (int i = 3; i < n; i+=2) {if (!a[i]) a[i] = i;}} void sieve(int a[], int n) {for (int i = 2; i < n; i+=2) a[i] = 2; for (int i = 3; i*i < n; i+=2) {if (!a[i]) {for (int j = i; j < n; j+=(i << 1)) a[j] = i;}} for (int i = 3; i < n; i+=2) {if (!a[i]) a[i] = i;}} vector<pii> factorize(int n) {vector<pii> a; for (int i = 2; i*i <= n; ++i) {if (n % i == 0) {int k = 0; while (n % i == 0) ++k, n/=i; a.emplace_back(i, k);}} if (n > 1) a.emplace_back(n, 1); return a;} int rand(int l, int r) {return uniform_int_distribution<int>(l, r)(mt);} ll rand(ll l, ll r) {return uniform_int_distribution<ll>(l, r)(mt64);} int Log2(int n) {return 31 - __builtin_clz(n);} ll Log2(ll n) {return 63 - __builtin_clzll(n);} template<class T> void compress(vector<T> &a) {vector<T> b; for (T &i: a) b.push_back(i); sort(all(b)); b.resize(unique(all(b)) - b.begin()); for (T &i: a) i = lower_bound(all(b), i) - b.begin() + 1;} template<class A, class B> bool ckmin(A &a, const B &b) {return a > b ? a = b, 1: 0;} template<class A, class B> bool ckmax(A &a, const B &b) {return a < b ? a = b, 1: 0;} template<class A, class B> istream& operator>>(istream& in, pair<A, B> &p) {in >> p.first >> p.second; return in;} template<class A, class B> ostream& operator<<(ostream& out, const pair<A, B> &p) {out << p.first << ' ' << p.second; return out;} template<class T> istream& operator>>(istream& in, vector<T> &a) {for (auto &i: a) in >> i; return in;} template<class T> ostream& operator<<(ostream& out, const vector<T> &a) {for (auto &i: a) out << i << ' '; return out;} template<class T> istream& operator>>(istream& in, vector<vector<T>> &a) {for (auto &i: a) in >> i; return in;} template<class T> ostream& operator<<(ostream& out, const vector<vector<T>> &a) {for (auto &i: a) out << i << '\n'; return out;} template<class T> istream& operator>>(istream& in, deque<T> &a) {for (auto &i: a) in >> i; return in;} template<class T> ostream& operator<<(ostream& out, const deque<T> &a) {for (auto &i: a) out << i << ' '; return out;} // istream& operator>>(istream& in, __int128_t &a) {string s; in >> s; a = 0; for (auto &i: s) a = a*10 + (i - '0'); return in;} // ostream& operator<<(ostream& out, __int128_t a) {string s = ""; if (a < 0) s+='-', a = -a; if (a == 0) s+='0'; while (a > 0) {s+=(int)(a % 10) + '0'; a/=10;} Reverse(s); out << s; return out;} using ii = pair<ll, int>; struct lichao_min { static const ll inf = LLONG_MAX; ll p, q; struct line { ll k, m; int i; line(ll k = 0, ll m = 0, int i = 0): k(k), m(m), i(i) {} ll eval(ll x) {return k*x + m;} }; struct node { line a = line(0, inf, 0); node *lt = nullptr, *rt = nullptr; void add(ll l, ll r, line s) { ll m = (l + r) >> 1; bool L = a.eval(l) > s.eval(l), M = a.eval(m) > s.eval(m), R = a.eval(r) > s.eval(r); if (M) swap(a, s); if (l == r) return; if (L != M) { if (!lt) lt = new node; lt->add(l, m, s); } else if (R != M) { if (!rt) rt = new node; rt->add(m + 1, r, s); } } ii query(ll l, ll r, ll x) { ll m = (l + r) >> 1; ii v{a.eval(x), a.i}; if (x <= m && lt) v = min(v, lt->query(l, m, x)); if (x > m && rt) v = min(v, rt->query(m + 1, r, x)); return v; } } root; void init(ll min_x, ll max_x) {p = min_x; q = max_x;} void add(ll k, ll m, int i) {root.add(p, q, line(k, m, i));} ii query(ll x) {return root.query(p, q, x);} }; ll take_photos(int n, int m, int k, vi R, vi C) { vpair A(n), a; For(i,0,n){ if (R[i] > C[i]) swap(R[i], C[i]); A[i] = {R[i], C[i]}; } Sort(A); for (auto [x, y]: A) { if (!a.empty() && a.back().first == x) a.pop_back(); if (a.empty() || a.back().second < y) a.eb(x, y); } n = sz(a); R = C = vi(n + 1); R[0] = C[0] = -1e9; For(i,0,n) tie(R[i + 1], C[i + 1]) = a[i]; ckmin(k, n); auto cost = [&](int i, int j) { return power(C[j] - R[i] + 1, 2) - power(max(0, C[i - 1] - R[i] + 1), 2); }; auto dp = [&](ll v) { vector<pair<ll, int>> f(n + 1); lichao_min t; t.init(-1e6, 1e6); t.add(-2*R[1], v + R[1]*R[1], 1); FOR(i,1,n){ int j = t.query(C[i] + 1).second; f[i] = {f[j - 1].first + cost(j, i) + v, f[j - 1].second + 1}; if (i < n) t.add(-2*R[i + 1], f[i].first + v + R[i + 1]*R[i + 1] - power(max(0, C[i] - R[i + 1] + 1), 2), i + 1); } return f[n]; }; ll l = 0, r = 1e12; while (l < r) { ll mid = (l + r) >> 1; if (dp(mid).second <= k) r = mid; else l = mid + 1; } return dp(l).first - l*k; }

컴파일 시 표준 에러 (stderr) 메시지

aliens.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~
aliens_c.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~
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