oj.uz

Submission #816396

# Submission time Handle Problem Language Result Execution time Memory
816396 2023-08-09T04:59:34 Z 이동현(#10127) Game (APIO22_game) C++17
0 / 100
 3 ms 3408 KB 
#include "game.h"
#include <bits/stdc++.h>
#pragma GCC optimize("O3")
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")
using namespace std;

int n, k;
bool chk[30004];
vector<int> way[30004], wayb[30004];
int que[30004], f, r;
int chkn;

void init(int N, int K) {
    n = N, k = K;
    assert(n <= 30000 && k <= 1000);
}

int add_teleporter(int u, int v) {
    way[u].push_back(v);
    wayb[v].push_back(u);
    int mn = (int)1e9, mx = -1;
    f = r = 0;
    ++chkn;
    que[r++] = v, chk[v] = chkn;
    while(f < r){
        int now = que[f++];
        if(now < k) mn = min(mn, now);

        for(auto&nxt:way[now]){
            if(chkn != chk[nxt]){
                chk[nxt] = chkn;
                que[r++] = nxt;
            }
        }
    }

    ++chkn;
    f = r = 0;
    que[r++] = u, chk[u] = chkn;
    while(f < r){
        int now = que[f++];
        if(now < k) mx = max(mx, now);

        for(auto&nxt:wayb[now]){
            if(chkn != chk[nxt]){
                chk[nxt] = chkn;
                que[r++] = nxt;
            }
        }
    }

    return mn <= mx;
}

Subtask #1
0.0 / 2.0

# Verdict Execution time Memory Grader output
1 Runtime error 3 ms 3408 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #2
0.0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 3 ms 3408 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #3
0.0 / 18.0

# Verdict Execution time Memory Grader output
1 Runtime error 3 ms 3408 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #4
0.0 / 30.0

# Verdict Execution time Memory Grader output
1 Runtime error 3 ms 3408 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #5
0.0 / 40.0

# Verdict Execution time Memory Grader output
1 Runtime error 3 ms 3408 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -