oj.uz

답안 #1030030

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1030030 2024-07-21T16:39:31 Z mindiyak 봉쇄 시간 (IOI23_closing) C++17
17 / 100
 123 ms 22236 KB 
#include "closing.h"
#pragma GCC optimize("O1,O2,O3,Ofast,unroll-loops")
#include <bits/stdc++.h>
#include <string>
#include <iostream>
#include <cmath>
#include <numeric>
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
typedef pair<int, int> pi;
typedef pair<int, int> pl;
typedef pair<ld, ld> pd;
typedef vector<int> vi;
typedef vector<bool> vb;
typedef vector<vector<int>> vvi;
typedef vector<vector<ll>> vvl;
typedef vector<ld> vd;
typedef vector<ll> vl;
typedef vector<pi> vpi;
typedef vector<pl> vpl;
#define FOR(i, a, b) for (int i = a; i < (b); i++)
#define F0R(i, a) for (int i = 0; i < (a); i++)
#define FORd(i, a, b) for (int i = (b)-1; i >= a; i--)
#define F0Rd(i, a) for (int i = (a)-1; i >= 0; i--)
#define trav(a, x) for (auto &a : x)
#define uid(a, b) uniform_int_distribution<int>(a, b)(rng)
#define len(x) (int)(x).size()
#define mp make_pair
#define pb push_back
#define F first
#define nl endl
#define S second
#define lb lower_bound
#define ub upper_bound
#define aint(x) x.begin(), x.end()
#define raint(x) x.rbegin(), x.rend()
#define ins insert
const int MOD = 1000000007;

int max_score(int N, int X, int Y, ll K,vi U, vi V, vi W)
{
    vector<vpi> paths(2e5+5);

    FOR(i,0,N-1){
        paths[U[i]].pb({V[i],W[i]});
        paths[V[i]].pb({U[i],W[i]});
    }

    priority_queue<pair<ll,pi>> arr;
    vl  closing_times(N,0);

    int ans = 0;
    arr.push({-0,{X,-1}});
    arr.push({-0,{Y,-1}});

    while(!arr.empty()){
        int node = arr.top().S.F;
        int prev = arr.top().S.S;
        ll dist = -arr.top().F;
        ll diff = max(dist - closing_times[node],0LL);
        arr.pop();

        // cout << K << " " << dist << " " << diff << " " << node << endl;

        if(diff > K)continue;

        K-=diff;
        ans += 1;
        closing_times[node] += diff;

        for(pi edges:paths[node]){
            if(edges.F == prev)continue;
            arr.push({-(dist+edges.S),{edges.F,node}});
        }
    }

    return ans;
}

Subtask #0
0.0 / 0.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 5128 KB Output is correct

Subtask #1
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 86 ms 22236 KB Output is correct
2 Correct 60 ms 21840 KB Output is correct
3 Correct 123 ms 10044 KB Output is correct

Subtask #2
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 4952 KB Output is correct
2 Correct 2 ms 4952 KB Output is correct
3 Correct 2 ms 4956 KB Output is correct
4 Correct 1 ms 5044 KB Output is correct
5 Correct 2 ms 4956 KB Output is correct
6 Correct 2 ms 4952 KB Output is correct
7 Correct 2 ms 4956 KB Output is correct
8 Correct 2 ms 4956 KB Output is correct
9 Correct 2 ms 4956 KB Output is correct
10 Correct 2 ms 5044 KB Output is correct
11 Correct 2 ms 5036 KB Output is correct

Subtask #3
0.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 4952 KB Output is correct
2 Correct 2 ms 4952 KB Output is correct
3 Correct 2 ms 4956 KB Output is correct
4 Correct 1 ms 5044 KB Output is correct
5 Correct 2 ms 4956 KB Output is correct
6 Correct 2 ms 4952 KB Output is correct
7 Correct 2 ms 4956 KB Output is correct
8 Correct 2 ms 4956 KB Output is correct
9 Correct 2 ms 4956 KB Output is correct
10 Correct 2 ms 5044 KB Output is correct
11 Correct 2 ms 5036 KB Output is correct
12 Correct 2 ms 5040 KB Output is correct
13 Incorrect 2 ms 4956 KB 1st lines differ - on the 1st token, expected: '18', found: '17'
14 Halted 0 ms 0 KB -

Subtask #4
0.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 4952 KB Output is correct
2 Correct 2 ms 4952 KB Output is correct
3 Correct 2 ms 4956 KB Output is correct
4 Correct 1 ms 5044 KB Output is correct
5 Correct 2 ms 4956 KB Output is correct
6 Correct 2 ms 4952 KB Output is correct
7 Correct 2 ms 4956 KB Output is correct
8 Correct 2 ms 4956 KB Output is correct
9 Correct 2 ms 4956 KB Output is correct
10 Correct 2 ms 5044 KB Output is correct
11 Correct 2 ms 5036 KB Output is correct
12 Correct 2 ms 5040 KB Output is correct
13 Incorrect 2 ms 4956 KB 1st lines differ - on the 1st token, expected: '18', found: '17'
14 Halted 0 ms 0 KB -

Subtask #5
0.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 5128 KB Output is correct
2 Correct 2 ms 4952 KB Output is correct
3 Correct 2 ms 4952 KB Output is correct
4 Correct 2 ms 4956 KB Output is correct
5 Correct 1 ms 5044 KB Output is correct
6 Correct 2 ms 4956 KB Output is correct
7 Correct 1 ms 4952 KB Output is correct
8 Correct 2 ms 5208 KB Output is correct
9 Incorrect 1 ms 4956 KB 1st lines differ - on the 1st token, expected: '9', found: '8'
10 Halted 0 ms 0 KB -

Subtask #6
0.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 5128 KB Output is correct
2 Correct 2 ms 4952 KB Output is correct
3 Correct 2 ms 4952 KB Output is correct
4 Correct 2 ms 4956 KB Output is correct
5 Correct 1 ms 5044 KB Output is correct
6 Correct 2 ms 4956 KB Output is correct
7 Correct 2 ms 4952 KB Output is correct
8 Correct 2 ms 4956 KB Output is correct
9 Correct 2 ms 4956 KB Output is correct
10 Correct 2 ms 4956 KB Output is correct
11 Correct 2 ms 5044 KB Output is correct
12 Correct 2 ms 5036 KB Output is correct
13 Correct 2 ms 5040 KB Output is correct
14 Incorrect 2 ms 4956 KB 1st lines differ - on the 1st token, expected: '18', found: '17'
15 Halted 0 ms 0 KB -

Subtask #7
0.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 5128 KB Output is correct
2 Correct 2 ms 4952 KB Output is correct
3 Correct 2 ms 4952 KB Output is correct
4 Correct 2 ms 4956 KB Output is correct
5 Correct 1 ms 5044 KB Output is correct
6 Correct 2 ms 4956 KB Output is correct
7 Correct 2 ms 4952 KB Output is correct
8 Correct 2 ms 4956 KB Output is correct
9 Correct 2 ms 4956 KB Output is correct
10 Correct 2 ms 4956 KB Output is correct
11 Correct 2 ms 5044 KB Output is correct
12 Correct 2 ms 5036 KB Output is correct
13 Correct 2 ms 5040 KB Output is correct
14 Incorrect 2 ms 4956 KB 1st lines differ - on the 1st token, expected: '18', found: '17'
15 Halted 0 ms 0 KB -

Subtask #8
0.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 5128 KB Output is correct
2 Correct 2 ms 4952 KB Output is correct
3 Correct 2 ms 4952 KB Output is correct
4 Correct 2 ms 4956 KB Output is correct
5 Correct 1 ms 5044 KB Output is correct
6 Correct 2 ms 4956 KB Output is correct
7 Correct 2 ms 4952 KB Output is correct
8 Correct 2 ms 4956 KB Output is correct
9 Correct 2 ms 4956 KB Output is correct
10 Correct 2 ms 4956 KB Output is correct
11 Correct 2 ms 5044 KB Output is correct
12 Correct 2 ms 5036 KB Output is correct
13 Correct 2 ms 5040 KB Output is correct
14 Incorrect 2 ms 4956 KB 1st lines differ - on the 1st token, expected: '18', found: '17'
15 Halted 0 ms 0 KB -

Subtask #9
0.0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 5128 KB Output is correct
2 Correct 2 ms 4952 KB Output is correct
3 Correct 2 ms 4952 KB Output is correct
4 Correct 2 ms 4956 KB Output is correct
5 Correct 1 ms 5044 KB Output is correct
6 Correct 2 ms 4956 KB Output is correct
7 Correct 2 ms 4952 KB Output is correct
8 Correct 2 ms 4956 KB Output is correct
9 Correct 2 ms 4956 KB Output is correct
10 Correct 2 ms 4956 KB Output is correct
11 Correct 2 ms 5044 KB Output is correct
12 Correct 2 ms 5036 KB Output is correct
13 Correct 2 ms 5040 KB Output is correct
14 Incorrect 2 ms 4956 KB 1st lines differ - on the 1st token, expected: '18', found: '17'
15 Halted 0 ms 0 KB -