Submission #1271980

#	Time	Username	Problem	Language	Result	Execution time	Memory
1271980		soab	Airplane (NOI23_airplane)	C++20	0 / 100	44 ms	13020 KiB

Main

// soab

#include <bits/stdc++.h>

using namespace std;

#define int long long 
#define nl '\n'

void io() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL); cout.tie(NULL);
}   

const int maxn = 2 * 1e5 + 1;

int n, m, a[maxn];
vector<int> g[2 * maxn];

signed main() {
    io();

    cin >> n >> m;
    for(int i = 1; i <= n; i++) {
        cin >> a[i];
    }

    for(int i = 0; i < m; i++) {
        int x, y; cin >> x >> y;
        g[x].push_back(y);
        g[y].push_back(x);
    }

    int ans = 0;
    for(int i = 1; i <= n; i++) {
        ans = max(ans, a[i]);
    }

    cout << 2 * ans;
    
    return 0;
}   

• Subtask 1: 0 / 22
• Subtask 2: 0 / 10
• Subtask 3: 0 / 31
• Subtask 4: 0 / 37