oj.uz

답안 #1038414

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1038414 2024-07-29T19:04:28 Z _8_8_ 게임 (APIO22_game) C++17
12 / 100
 42 ms 113720 KB 
#include "game.h"

#include <bits/stdc++.h>
using namespace std;
 
const int N = 3e5 + 12;
vector<int> g[N],gr[N];
set<int> L[N * 3],R[N * 3];
int k;
int nn;
void build(int v = 1,int tl = 0,int tr = k - 1) {
    if(tl > tr) return;
    int tm = (tl + tr) >> 1;
    for(int i = tl;i <= tr;i++) {
        if(i <= tm) {
            L[v].insert(i);
        }
        if(i >= tm) {
            R[v].insert(i);
        }
    }
    if(tl == tr) return;
    build(v + v,tl,tm - 1);
    build(v + v + 1,tm + 1,tr);
}
void init(int n, int K) {
    k = K;
    nn = n;
    for(int i = 0;i <= k - 2;i++) {
        g[i].push_back(i + 1);
        gr[i + 1].push_back(i); 
    }
    build();
}
bool CYC = false;
vector<int>_r[N];
bool check(int tm,int prev,int v,int val) {
    if(prev == -1) return 1;
    if(prev < tm && R[v / 2].find(val) == R[v / 2].end()) return false;
    if(prev > tm && L[v / 2].find(val) == L[v / 2].end()) return false;
    return 1;
}
void add(int x,int y,int v = 1,int tl = 0,int tr = k - 1,int prev = -1) {
    if(tl > tr) return;
    if(CYC) return;
    int tm = (tl + tr) >> 1;
    bool ok = false,ok1 = false;
    function<void(int)> dfs = [&](int u){
        R[v].insert(u);
        _r[u].push_back(tm);
        ok = 1;
        if(L[v].find(u) != L[v].end()) {
            CYC = 1;
            return;
        }
        for(int to:g[u]) {
            if(R[v].find(to) == R[v].end() && check(tm,prev,v,to)) {
                dfs(to);
            }
            if(CYC) return;
        }
        if(CYC) return;
    };
    if(R[v].find(x) != R[v].end()) {
        if(L[v].find(y) != L[v].end()) {
            CYC = 1;
            return;
        }
        if(check(tm,prev,v,y) && R[v].find(y) == R[v].end()) dfs(y);
        if(tl != tr) add(x,y,v + v + 1,tm + 1,tr,tm);
    } else {
        if(tl != tr) add(x,y,v + v,tl,tm - 1,tm);
    }
}
void addl(int x,int y,int v = 1,int tl = 0,int tr = k - 1,int prev = -1) {
    if(tl > tr) return;
    if(CYC) return;
    int tm = (tl + tr) >> 1;
    function<void(int)> dfs1 = [&](int u){
        if(R[v].find(u) != R[v].end()) {
            CYC = 1;
            return;
        }
        L[v].insert(u);
        for(int to:gr[u]) {
            if(L[v].find(to) == L[v].end() && (1 || check(tm,prev,v,to))) {
                dfs1(to);
            }
            if(CYC) return;
        }
        if(CYC) return;
    };
    if(L[v].find(y) != L[v].end()) {
        if(R[v].find(x) != R[v].end()) {
            CYC = 1;
            return;
        }
        if(L[v].find(x) == L[v].end() && (1||check(tm,prev,v,x))) dfs1(x);
        if(tl != tr) addl(x,y,v + v,tl,tm -1,tm);
    } else {
        if(tl != tr) addl(x,y,v+v+1,tm+1,tr,tm);
    }
}
int add_teleporter(int u, int v) {
    if(max(u,v) <= k - 1) {
        if(u >= v) {
            CYC = 1;
            return 1;
        }
        return 0;
    }
    if(CYC) return 1;
    g[u].push_back(v);
    gr[v].push_back(u);
    add(u,v);
    addl(u,v);
    return CYC;
}

Compilation message

game.cpp: In function 'void add(int, int, int, int, int, int)':
game.cpp:47:21: warning: unused variable 'ok1' [-Wunused-variable]
   47 |     bool ok = false,ok1 = false;
      |                     ^~~

Subtask #1
2.0 / 2.0

# 결과 실행 시간 메모리 Grader output
1 Correct 20 ms 106072 KB Output is correct
2 Correct 17 ms 106072 KB Output is correct
3 Correct 16 ms 106072 KB Output is correct
4 Correct 17 ms 106072 KB Output is correct
5 Correct 16 ms 106072 KB Output is correct
6 Correct 16 ms 106072 KB Output is correct
7 Correct 16 ms 106072 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 20 ms 106072 KB Output is correct
2 Correct 17 ms 106072 KB Output is correct
3 Correct 16 ms 106072 KB Output is correct
4 Correct 17 ms 106072 KB Output is correct
5 Correct 16 ms 106072 KB Output is correct
6 Correct 16 ms 106072 KB Output is correct
7 Correct 16 ms 106072 KB Output is correct
8 Correct 17 ms 106072 KB Output is correct
9 Correct 16 ms 106072 KB Output is correct
10 Correct 17 ms 106072 KB Output is correct
11 Correct 16 ms 105880 KB Output is correct
12 Correct 17 ms 106072 KB Output is correct
13 Correct 17 ms 106072 KB Output is correct
14 Correct 17 ms 106128 KB Output is correct
15 Correct 17 ms 106072 KB Output is correct
16 Correct 19 ms 106072 KB Output is correct
17 Correct 21 ms 106072 KB Output is correct
18 Correct 17 ms 106072 KB Output is correct
19 Correct 17 ms 105900 KB Output is correct

Subtask #3
0.0 / 18.0

# 결과 실행 시간 메모리 Grader output
1 Correct 20 ms 106072 KB Output is correct
2 Correct 17 ms 106072 KB Output is correct
3 Correct 16 ms 106072 KB Output is correct
4 Correct 17 ms 106072 KB Output is correct
5 Correct 16 ms 106072 KB Output is correct
6 Correct 16 ms 106072 KB Output is correct
7 Correct 16 ms 106072 KB Output is correct
8 Correct 17 ms 106072 KB Output is correct
9 Correct 16 ms 106072 KB Output is correct
10 Correct 17 ms 106072 KB Output is correct
11 Correct 16 ms 105880 KB Output is correct
12 Correct 17 ms 106072 KB Output is correct
13 Correct 17 ms 106072 KB Output is correct
14 Correct 17 ms 106128 KB Output is correct
15 Correct 17 ms 106072 KB Output is correct
16 Correct 19 ms 106072 KB Output is correct
17 Correct 21 ms 106072 KB Output is correct
18 Correct 17 ms 106072 KB Output is correct
19 Correct 17 ms 105900 KB Output is correct
20 Correct 17 ms 106072 KB Output is correct
21 Correct 18 ms 106072 KB Output is correct
22 Correct 19 ms 106328 KB Output is correct
23 Correct 17 ms 106148 KB Output is correct
24 Correct 40 ms 113720 KB Output is correct
25 Correct 42 ms 110160 KB Output is correct
26 Correct 27 ms 106576 KB Output is correct
27 Correct 30 ms 107600 KB Output is correct
28 Incorrect 22 ms 106584 KB Wrong Answer[1]
29 Halted 0 ms 0 KB -

Subtask #4
0.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 20 ms 106072 KB Output is correct
2 Correct 17 ms 106072 KB Output is correct
3 Correct 16 ms 106072 KB Output is correct
4 Correct 17 ms 106072 KB Output is correct
5 Correct 16 ms 106072 KB Output is correct
6 Correct 16 ms 106072 KB Output is correct
7 Correct 16 ms 106072 KB Output is correct
8 Correct 17 ms 106072 KB Output is correct
9 Correct 16 ms 106072 KB Output is correct
10 Correct 17 ms 106072 KB Output is correct
11 Correct 16 ms 105880 KB Output is correct
12 Correct 17 ms 106072 KB Output is correct
13 Correct 17 ms 106072 KB Output is correct
14 Correct 17 ms 106128 KB Output is correct
15 Correct 17 ms 106072 KB Output is correct
16 Correct 19 ms 106072 KB Output is correct
17 Correct 21 ms 106072 KB Output is correct
18 Correct 17 ms 106072 KB Output is correct
19 Correct 17 ms 105900 KB Output is correct
20 Correct 17 ms 106072 KB Output is correct
21 Correct 18 ms 106072 KB Output is correct
22 Correct 19 ms 106328 KB Output is correct
23 Correct 17 ms 106148 KB Output is correct
24 Correct 40 ms 113720 KB Output is correct
25 Correct 42 ms 110160 KB Output is correct
26 Correct 27 ms 106576 KB Output is correct
27 Correct 30 ms 107600 KB Output is correct
28 Incorrect 22 ms 106584 KB Wrong Answer[1]
29 Halted 0 ms 0 KB -

Subtask #5
0.0 / 40.0

# 결과 실행 시간 메모리 Grader output
1 Correct 20 ms 106072 KB Output is correct
2 Correct 17 ms 106072 KB Output is correct
3 Correct 16 ms 106072 KB Output is correct
4 Correct 17 ms 106072 KB Output is correct
5 Correct 16 ms 106072 KB Output is correct
6 Correct 16 ms 106072 KB Output is correct
7 Correct 16 ms 106072 KB Output is correct
8 Correct 17 ms 106072 KB Output is correct
9 Correct 16 ms 106072 KB Output is correct
10 Correct 17 ms 106072 KB Output is correct
11 Correct 16 ms 105880 KB Output is correct
12 Correct 17 ms 106072 KB Output is correct
13 Correct 17 ms 106072 KB Output is correct
14 Correct 17 ms 106128 KB Output is correct
15 Correct 17 ms 106072 KB Output is correct
16 Correct 19 ms 106072 KB Output is correct
17 Correct 21 ms 106072 KB Output is correct
18 Correct 17 ms 106072 KB Output is correct
19 Correct 17 ms 105900 KB Output is correct
20 Correct 17 ms 106072 KB Output is correct
21 Correct 18 ms 106072 KB Output is correct
22 Correct 19 ms 106328 KB Output is correct
23 Correct 17 ms 106148 KB Output is correct
24 Correct 40 ms 113720 KB Output is correct
25 Correct 42 ms 110160 KB Output is correct
26 Correct 27 ms 106576 KB Output is correct
27 Correct 30 ms 107600 KB Output is correct
28 Incorrect 22 ms 106584 KB Wrong Answer[1]
29 Halted 0 ms 0 KB -