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Submission #342843

# Submission time Handle Problem Language Result Execution time Memory
342843 2021-01-03T01:33:49 Z limabeans Sjekira (COCI20_sjekira) C++17
110 / 110
 75 ms 29932 KB 
#include <bits/stdc++.h>
using namespace std;

template<typename T>
void out(T x) { cout << x << endl; exit(0); }
#define watch(x) cout << (#x) << " is " << (x) << endl





using ll = long long;


const int maxn = 1e6 + 5;


int n;
ll a[maxn];
vector<int> g[maxn];

int main() {
    ios_base::sync_with_stdio(false); cin.tie(0);  cout.tie(0);

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

    ll res = 0;
    
    for (int i=0; i<n-1; i++) {
	int u,v; cin>>u>>v;
	g[u].push_back(v);
	g[v].push_back(u);
	
	res += max(a[u],a[v]);
    }

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

    res += sum;
    res -= hi;
    out(res);
    
    return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 23788 KB Output is correct
2 Correct 15 ms 23788 KB Output is correct
3 Correct 15 ms 23788 KB Output is correct
4 Correct 15 ms 23788 KB Output is correct
5 Correct 17 ms 23996 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 46 ms 28780 KB Output is correct
2 Correct 39 ms 27628 KB Output is correct
3 Correct 38 ms 27500 KB Output is correct
4 Correct 41 ms 27884 KB Output is correct
5 Correct 53 ms 29932 KB Output is correct
6 Correct 54 ms 29804 KB Output is correct
7 Correct 49 ms 29164 KB Output is correct
8 Correct 47 ms 28524 KB Output is correct
9 Correct 35 ms 26988 KB Output is correct
10 Correct 56 ms 29932 KB Output is correct

Subtask #3
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 23788 KB Output is correct
2 Correct 15 ms 23788 KB Output is correct
3 Correct 15 ms 23788 KB Output is correct
4 Correct 15 ms 23788 KB Output is correct
5 Correct 17 ms 23996 KB Output is correct
6 Correct 16 ms 23916 KB Output is correct
7 Correct 15 ms 23916 KB Output is correct
8 Correct 15 ms 23916 KB Output is correct
9 Correct 16 ms 23916 KB Output is correct
10 Correct 16 ms 23928 KB Output is correct

Subtask #4
60.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 23788 KB Output is correct
2 Correct 15 ms 23788 KB Output is correct
3 Correct 15 ms 23788 KB Output is correct
4 Correct 15 ms 23788 KB Output is correct
5 Correct 17 ms 23996 KB Output is correct
6 Correct 46 ms 28780 KB Output is correct
7 Correct 39 ms 27628 KB Output is correct
8 Correct 38 ms 27500 KB Output is correct
9 Correct 41 ms 27884 KB Output is correct
10 Correct 53 ms 29932 KB Output is correct
11 Correct 54 ms 29804 KB Output is correct
12 Correct 49 ms 29164 KB Output is correct
13 Correct 47 ms 28524 KB Output is correct
14 Correct 35 ms 26988 KB Output is correct
15 Correct 56 ms 29932 KB Output is correct
16 Correct 16 ms 23916 KB Output is correct
17 Correct 15 ms 23916 KB Output is correct
18 Correct 15 ms 23916 KB Output is correct
19 Correct 16 ms 23916 KB Output is correct
20 Correct 16 ms 23928 KB Output is correct
21 Correct 25 ms 25196 KB Output is correct
22 Correct 24 ms 25068 KB Output is correct
23 Correct 60 ms 29676 KB Output is correct
24 Correct 46 ms 28012 KB Output is correct
25 Correct 56 ms 27884 KB Output is correct
26 Correct 35 ms 26624 KB Output is correct
27 Correct 41 ms 27116 KB Output is correct
28 Correct 51 ms 27884 KB Output is correct
29 Correct 40 ms 26604 KB Output is correct
30 Correct 75 ms 29932 KB Output is correct