oj.uz

답안 #653890

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
653890 2022-10-28T18:07:19 Z vovamr 게임 (IOI13_game) C++17
100 / 100
 6997 ms 67528 KB 
#include "game.h"
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#define fi first
#define se second
#define ll long long
#define ld long double
#define sz(x) ((int)(x).size())
#define all(x) 	(x).begin(), (x).end()
#define pb push_back
#define mpp make_pair
#define ve vector
using namespace std;
using namespace __gnu_pbds;
template<class T> using oset = tree<T,null_type,less<T>,rb_tree_tag,tree_order_statistics_node_update>;
const ll inf = 1e18; const int iinf = 1e9;
typedef pair<ll, ll> pll;
typedef pair<int, int> pii;
mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());
template <typename T> inline bool chmin(T& a, T b) { return (a > b ? a = b, 1 : 0); }
template <typename T> inline bool chmax(T& a, T b) { return (a < b ? a = b, 1 : 0); }

inline ll gcd(const ll &a, const ll &b) { return (!b ? a : gcd(b, a % b)); }

struct node {
	node *l = nullptr;
	node *r = nullptr;
	int p;
	pii key;
	ll val, g;
	node(const pii &key, const ll &x) : key(key), val(x), g(x) { p = rng() % INT_MAX; }
}; typedef node* nd;
inline ll val(nd t) { return !t ? 0 : t->val; }
inline ll g(nd t) { return !t ? 0 : t->g; }
inline void upd(nd t) { if (!t) return; t->g = gcd(gcd(g(t->l), g(t->r)), t->val); }
inline nd mg(nd a, nd b) {
	if (!a || !b) return !a ? b : a;
	if (a->p > b->p) { a->r = mg(a->r, b); upd(a); return a; }
	else { b->l = mg(a, b->l); upd(b); return b; }
}
inline pair<nd,nd> sp(nd t, pii x) {
	if (!t) return {nullptr,nullptr};
	if (t->key <= x) { auto tt = sp(t->r, x); t->r = tt.fi; upd(t); return {t, tt.se}; }
	else { auto tt = sp(t->l, x); t->l = tt.se; upd(t); return {tt.fi, t}; }
}
inline void ins(nd &t, pii pos, ll x) {
	auto [t1, t2] = sp(t, mpp(pos.fi, pos.se - 1));
	auto [t3, t4] = sp(t2, pos);
	t = mg(mg(t1, new node(pos, x)), t4);
}
inline ll get1(nd &t, int l, int r) {
	auto [t1, t2] = sp(t, mpp(l - 1, iinf));
	auto [t3, t4] = sp(t2, mpp(r, iinf));
	ll res = g(t3);
	t = mg(t1, mg(t3, t4));
	return res;
}

struct Node {
	Node *l = nullptr;
	Node *r = nullptr;
	nd st = nullptr;
	Node() {}
}; Node *t = new Node();

inline void upd(Node *&v, int vl, int vr, int x, int y, ll d) {
	if (!v) v = new Node();
	ins(v->st, mpp(y, x), d);
	if (vl == vr) return;
	int m = vl + vr >> 1;
	if (x <= m) upd(v->l, vl, m, x, y, d);
	else upd(v->r, m + 1, vr, x, y, d);
}
inline ll get(Node *v, int vl, int vr, int lx, int rx, int ly, int ry) {
	if (lx > rx || !v) return 0ll;
	else if (vl == lx && vr == rx) return get1(v->st, ly, ry);
	int m = vl + vr >> 1;
	return gcd(get(v->l,vl,m,lx,min(rx,m),ly,ry),
			get(v->r,m+1,vr,max(lx,m+1),rx,ly,ry));
}

int l1, r1;
void init(int R, int C) {
	l1 = 0, r1 = R - 1;
}

void update(int P, int Q, long long K) {
	upd(t, l1, r1, P, Q, K);
}

long long calculate(int P, int Q, int U, int V) {
	return get(t, l1, r1, P, U, Q, V);
}

Compilation message

game.cpp: In function 'void upd(Node*&, int, int, int, int, long long int)':
game.cpp:71:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   71 |  int m = vl + vr >> 1;
      |          ~~~^~~~
game.cpp: In function 'long long int get(Node*, int, int, int, int, int, int)':
game.cpp:78:13: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   78 |  int m = vl + vr >> 1;
      |          ~~~^~~~

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 256 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 304 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 304 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 300 KB Output is correct
12 Correct 1 ms 212 KB Output is correct

Subtask #2
27.0 / 27.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 788 ms 7488 KB Output is correct
5 Correct 364 ms 7940 KB Output is correct
6 Correct 1137 ms 4680 KB Output is correct
7 Correct 1358 ms 4624 KB Output is correct
8 Correct 898 ms 3740 KB Output is correct
9 Correct 1325 ms 4704 KB Output is correct
10 Correct 1092 ms 4132 KB Output is correct
11 Correct 1 ms 212 KB Output is correct

Subtask #3
26.0 / 26.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 304 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 300 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1281 ms 11784 KB Output is correct
13 Correct 3356 ms 8580 KB Output is correct
14 Correct 589 ms 8856 KB Output is correct
15 Correct 3669 ms 9120 KB Output is correct
16 Correct 401 ms 9060 KB Output is correct
17 Correct 1755 ms 5816 KB Output is correct
18 Correct 3124 ms 9656 KB Output is correct
19 Correct 2490 ms 9740 KB Output is correct
20 Correct 2283 ms 9076 KB Output is correct
21 Correct 1 ms 212 KB Output is correct

Subtask #4
17.0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 300 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 308 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 797 ms 7508 KB Output is correct
13 Correct 391 ms 7776 KB Output is correct
14 Correct 1114 ms 4564 KB Output is correct
15 Correct 1325 ms 4428 KB Output is correct
16 Correct 798 ms 3852 KB Output is correct
17 Correct 1284 ms 4356 KB Output is correct
18 Correct 1139 ms 4052 KB Output is correct
19 Correct 1258 ms 12000 KB Output is correct
20 Correct 3470 ms 8512 KB Output is correct
21 Correct 568 ms 8752 KB Output is correct
22 Correct 3630 ms 9296 KB Output is correct
23 Correct 371 ms 9280 KB Output is correct
24 Correct 1715 ms 6000 KB Output is correct
25 Correct 3381 ms 9860 KB Output is correct
26 Correct 2527 ms 9612 KB Output is correct
27 Correct 2408 ms 9012 KB Output is correct
28 Correct 949 ms 31896 KB Output is correct
29 Correct 1775 ms 39044 KB Output is correct
30 Correct 4890 ms 30232 KB Output is correct
31 Correct 4178 ms 29704 KB Output is correct
32 Correct 790 ms 29440 KB Output is correct
33 Correct 1134 ms 29436 KB Output is correct
34 Correct 470 ms 32648 KB Output is correct
35 Correct 1924 ms 23884 KB Output is correct
36 Correct 3683 ms 37064 KB Output is correct
37 Correct 2859 ms 37040 KB Output is correct
38 Correct 2761 ms 36556 KB Output is correct
39 Correct 2388 ms 30868 KB Output is correct
40 Correct 1 ms 212 KB Output is correct

Subtask #5
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 304 KB Output is correct
6 Correct 1 ms 300 KB Output is correct
7 Correct 1 ms 304 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 320 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 754 ms 7292 KB Output is correct
13 Correct 340 ms 7668 KB Output is correct
14 Correct 1055 ms 4428 KB Output is correct
15 Correct 1226 ms 4228 KB Output is correct
16 Correct 814 ms 3532 KB Output is correct
17 Correct 1207 ms 4192 KB Output is correct
18 Correct 1029 ms 3796 KB Output is correct
19 Correct 1231 ms 11704 KB Output is correct
20 Correct 3398 ms 8296 KB Output is correct
21 Correct 563 ms 8564 KB Output is correct
22 Correct 3631 ms 9032 KB Output is correct
23 Correct 358 ms 8912 KB Output is correct
24 Correct 1678 ms 5432 KB Output is correct
25 Correct 2903 ms 9400 KB Output is correct
26 Correct 2638 ms 9472 KB Output is correct
27 Correct 2357 ms 8788 KB Output is correct
28 Correct 886 ms 31680 KB Output is correct
29 Correct 1708 ms 38884 KB Output is correct
30 Correct 4947 ms 30340 KB Output is correct
31 Correct 4014 ms 29756 KB Output is correct
32 Correct 783 ms 29340 KB Output is correct
33 Correct 1145 ms 29560 KB Output is correct
34 Correct 405 ms 32700 KB Output is correct
35 Correct 1857 ms 24168 KB Output is correct
36 Correct 3557 ms 36860 KB Output is correct
37 Correct 2956 ms 36972 KB Output is correct
38 Correct 2782 ms 36512 KB Output is correct
39 Correct 1188 ms 65580 KB Output is correct
40 Correct 2812 ms 67528 KB Output is correct
41 Correct 6997 ms 57296 KB Output is correct
42 Correct 6355 ms 55608 KB Output is correct
43 Correct 692 ms 62388 KB Output is correct
44 Correct 1326 ms 53248 KB Output is correct
45 Correct 2386 ms 31032 KB Output is correct
46 Correct 5010 ms 66520 KB Output is correct
47 Correct 4958 ms 66500 KB Output is correct
48 Correct 4554 ms 65928 KB Output is correct
49 Correct 1 ms 212 KB Output is correct