제출 #1345393

#제출 시각아이디문제언어결과실행 시간메모리
1345393killerzaluuSwapping Cities (APIO20_swap)C++20
0 / 100
2094 ms4340 KiB
#include <bits/stdc++.h>
using namespace std;

int n;
vector<int> wv;

void init(int N, int M, vector<int> U, vector<int> V, vector<int> W) {
    n = N;
    wv.assign(n, (int)1e9);

    for (int i = 0; i < M; i++) {
        int other = (U[i] == 0 ? V[i] : U[i]);
        wv[other] = W[i];
    }
}

int getMinimumFuelCapacity(int X, int Y) {
    if (n <= 3) return -1;

    int best = (int)1e9;
    for (int i = 1; i < n; i++) {
        if (i == X || i == Y) continue;
        best = min(best, wv[i]);
    }

    return max({wv[X], wv[Y], best});
}
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