#include <bits/stdc++.h>
using namespace std;
using ll = long long;
const int N = 200200;
int a[N];
vector<int> adj[N];
ll ans = 0;
void dfs(int v, int p = -1) {
for (auto& x : adj[v]) {
if (x == p) continue;
ans += a[v];
dfs(x, v);
}
}
int main() {
cin.tie(nullptr)->sync_with_stdio(false);
int n, m, q;
cin >> n >> m >> q;
if (m != n - 1) return 0;
for (int i = 1;i <= n;i++) {
cin >> a[i];
}
while (m--) {
int u, v;
cin >> u >> v;
adj[u].push_back(v);
adj[v].push_back(u);
}
int idx = max_element(a + 1, a + 1 + n) - a;
dfs(idx);
cout << ans;
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
4952 KB |
Output is correct |
2 |
Correct |
51 ms |
21248 KB |
Output is correct |
3 |
Correct |
52 ms |
21580 KB |
Output is correct |
4 |
Correct |
51 ms |
21536 KB |
Output is correct |
5 |
Correct |
57 ms |
21560 KB |
Output is correct |
6 |
Correct |
51 ms |
21584 KB |
Output is correct |
7 |
Correct |
53 ms |
21492 KB |
Output is correct |
8 |
Correct |
1 ms |
4956 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
4952 KB |
Output is correct |
2 |
Correct |
51 ms |
21248 KB |
Output is correct |
3 |
Correct |
52 ms |
21580 KB |
Output is correct |
4 |
Correct |
51 ms |
21536 KB |
Output is correct |
5 |
Correct |
57 ms |
21560 KB |
Output is correct |
6 |
Correct |
51 ms |
21584 KB |
Output is correct |
7 |
Correct |
53 ms |
21492 KB |
Output is correct |
8 |
Correct |
1 ms |
4956 KB |
Output is correct |
9 |
Correct |
2 ms |
4956 KB |
Output is correct |
10 |
Correct |
57 ms |
20700 KB |
Output is correct |
11 |
Correct |
60 ms |
23228 KB |
Output is correct |
12 |
Correct |
62 ms |
23412 KB |
Output is correct |
13 |
Correct |
58 ms |
23124 KB |
Output is correct |
14 |
Correct |
59 ms |
23092 KB |
Output is correct |
15 |
Correct |
58 ms |
23136 KB |
Output is correct |
16 |
Correct |
58 ms |
22192 KB |
Output is correct |
17 |
Correct |
57 ms |
22660 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
4952 KB |
Output is correct |
2 |
Correct |
51 ms |
21248 KB |
Output is correct |
3 |
Correct |
52 ms |
21580 KB |
Output is correct |
4 |
Correct |
51 ms |
21536 KB |
Output is correct |
5 |
Correct |
57 ms |
21560 KB |
Output is correct |
6 |
Correct |
51 ms |
21584 KB |
Output is correct |
7 |
Correct |
53 ms |
21492 KB |
Output is correct |
8 |
Correct |
1 ms |
4956 KB |
Output is correct |
9 |
Correct |
2 ms |
4956 KB |
Output is correct |
10 |
Correct |
57 ms |
20700 KB |
Output is correct |
11 |
Correct |
60 ms |
23228 KB |
Output is correct |
12 |
Correct |
62 ms |
23412 KB |
Output is correct |
13 |
Correct |
58 ms |
23124 KB |
Output is correct |
14 |
Correct |
59 ms |
23092 KB |
Output is correct |
15 |
Correct |
58 ms |
23136 KB |
Output is correct |
16 |
Correct |
58 ms |
22192 KB |
Output is correct |
17 |
Correct |
57 ms |
22660 KB |
Output is correct |
18 |
Correct |
1 ms |
5152 KB |
Output is correct |
19 |
Correct |
128 ms |
19736 KB |
Output is correct |
20 |
Correct |
87 ms |
19372 KB |
Output is correct |
21 |
Correct |
77 ms |
16480 KB |
Output is correct |
22 |
Correct |
71 ms |
16724 KB |
Output is correct |
23 |
Correct |
73 ms |
17488 KB |
Output is correct |
24 |
Correct |
66 ms |
17524 KB |
Output is correct |
25 |
Correct |
60 ms |
17472 KB |
Output is correct |
26 |
Correct |
56 ms |
17332 KB |
Output is correct |
27 |
Correct |
72 ms |
17400 KB |
Output is correct |
28 |
Correct |
83 ms |
22100 KB |
Output is correct |
29 |
Correct |
86 ms |
19164 KB |
Output is correct |
30 |
Correct |
63 ms |
18244 KB |
Output is correct |
31 |
Correct |
57 ms |
17348 KB |
Output is correct |
32 |
Correct |
81 ms |
17104 KB |
Output is correct |
33 |
Correct |
70 ms |
15948 KB |
Output is correct |
34 |
Correct |
70 ms |
16676 KB |
Output is correct |
35 |
Correct |
82 ms |
17728 KB |
Output is correct |
36 |
Correct |
68 ms |
17712 KB |
Output is correct |
37 |
Correct |
67 ms |
17900 KB |
Output is correct |
38 |
Correct |
75 ms |
18896 KB |
Output is correct |
39 |
Correct |
78 ms |
19980 KB |
Output is correct |
40 |
Correct |
73 ms |
18080 KB |
Output is correct |
41 |
Correct |
126 ms |
22612 KB |
Output is correct |
42 |
Correct |
97 ms |
22612 KB |
Output is correct |
43 |
Correct |
105 ms |
16720 KB |
Output is correct |
44 |
Correct |
73 ms |
16720 KB |
Output is correct |
45 |
Correct |
90 ms |
16992 KB |
Output is correct |
46 |
Correct |
82 ms |
16908 KB |
Output is correct |
47 |
Correct |
78 ms |
16780 KB |
Output is correct |
48 |
Correct |
72 ms |
16832 KB |
Output is correct |
49 |
Correct |
94 ms |
16620 KB |
Output is correct |
50 |
Correct |
72 ms |
16720 KB |
Output is correct |
51 |
Correct |
73 ms |
16968 KB |
Output is correct |
52 |
Correct |
70 ms |
15304 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
4952 KB |
Output is correct |
2 |
Correct |
51 ms |
21248 KB |
Output is correct |
3 |
Correct |
52 ms |
21580 KB |
Output is correct |
4 |
Correct |
51 ms |
21536 KB |
Output is correct |
5 |
Correct |
57 ms |
21560 KB |
Output is correct |
6 |
Correct |
51 ms |
21584 KB |
Output is correct |
7 |
Correct |
53 ms |
21492 KB |
Output is correct |
8 |
Correct |
1 ms |
4956 KB |
Output is correct |
9 |
Correct |
2 ms |
4956 KB |
Output is correct |
10 |
Correct |
57 ms |
20700 KB |
Output is correct |
11 |
Correct |
60 ms |
23228 KB |
Output is correct |
12 |
Correct |
62 ms |
23412 KB |
Output is correct |
13 |
Correct |
58 ms |
23124 KB |
Output is correct |
14 |
Correct |
59 ms |
23092 KB |
Output is correct |
15 |
Correct |
58 ms |
23136 KB |
Output is correct |
16 |
Correct |
58 ms |
22192 KB |
Output is correct |
17 |
Correct |
57 ms |
22660 KB |
Output is correct |
18 |
Correct |
1 ms |
5152 KB |
Output is correct |
19 |
Correct |
128 ms |
19736 KB |
Output is correct |
20 |
Correct |
87 ms |
19372 KB |
Output is correct |
21 |
Correct |
77 ms |
16480 KB |
Output is correct |
22 |
Correct |
71 ms |
16724 KB |
Output is correct |
23 |
Correct |
73 ms |
17488 KB |
Output is correct |
24 |
Correct |
66 ms |
17524 KB |
Output is correct |
25 |
Correct |
60 ms |
17472 KB |
Output is correct |
26 |
Correct |
56 ms |
17332 KB |
Output is correct |
27 |
Correct |
72 ms |
17400 KB |
Output is correct |
28 |
Correct |
83 ms |
22100 KB |
Output is correct |
29 |
Correct |
86 ms |
19164 KB |
Output is correct |
30 |
Correct |
63 ms |
18244 KB |
Output is correct |
31 |
Correct |
57 ms |
17348 KB |
Output is correct |
32 |
Correct |
81 ms |
17104 KB |
Output is correct |
33 |
Correct |
70 ms |
15948 KB |
Output is correct |
34 |
Correct |
70 ms |
16676 KB |
Output is correct |
35 |
Correct |
82 ms |
17728 KB |
Output is correct |
36 |
Correct |
68 ms |
17712 KB |
Output is correct |
37 |
Correct |
67 ms |
17900 KB |
Output is correct |
38 |
Correct |
75 ms |
18896 KB |
Output is correct |
39 |
Correct |
78 ms |
19980 KB |
Output is correct |
40 |
Correct |
73 ms |
18080 KB |
Output is correct |
41 |
Correct |
126 ms |
22612 KB |
Output is correct |
42 |
Correct |
97 ms |
22612 KB |
Output is correct |
43 |
Correct |
105 ms |
16720 KB |
Output is correct |
44 |
Correct |
73 ms |
16720 KB |
Output is correct |
45 |
Correct |
90 ms |
16992 KB |
Output is correct |
46 |
Correct |
82 ms |
16908 KB |
Output is correct |
47 |
Correct |
78 ms |
16780 KB |
Output is correct |
48 |
Correct |
72 ms |
16832 KB |
Output is correct |
49 |
Correct |
94 ms |
16620 KB |
Output is correct |
50 |
Correct |
72 ms |
16720 KB |
Output is correct |
51 |
Correct |
73 ms |
16968 KB |
Output is correct |
52 |
Correct |
70 ms |
15304 KB |
Output is correct |
53 |
Incorrect |
1 ms |
4956 KB |
Output isn't correct |
54 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
3 ms |
4952 KB |
Output is correct |
2 |
Incorrect |
1 ms |
4952 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
3 ms |
4952 KB |
Output is correct |
2 |
Incorrect |
1 ms |
4952 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
4952 KB |
Output is correct |
2 |
Correct |
51 ms |
21248 KB |
Output is correct |
3 |
Correct |
52 ms |
21580 KB |
Output is correct |
4 |
Correct |
51 ms |
21536 KB |
Output is correct |
5 |
Correct |
57 ms |
21560 KB |
Output is correct |
6 |
Correct |
51 ms |
21584 KB |
Output is correct |
7 |
Correct |
53 ms |
21492 KB |
Output is correct |
8 |
Correct |
1 ms |
4956 KB |
Output is correct |
9 |
Correct |
2 ms |
4956 KB |
Output is correct |
10 |
Correct |
57 ms |
20700 KB |
Output is correct |
11 |
Correct |
60 ms |
23228 KB |
Output is correct |
12 |
Correct |
62 ms |
23412 KB |
Output is correct |
13 |
Correct |
58 ms |
23124 KB |
Output is correct |
14 |
Correct |
59 ms |
23092 KB |
Output is correct |
15 |
Correct |
58 ms |
23136 KB |
Output is correct |
16 |
Correct |
58 ms |
22192 KB |
Output is correct |
17 |
Correct |
57 ms |
22660 KB |
Output is correct |
18 |
Correct |
1 ms |
5152 KB |
Output is correct |
19 |
Correct |
128 ms |
19736 KB |
Output is correct |
20 |
Correct |
87 ms |
19372 KB |
Output is correct |
21 |
Correct |
77 ms |
16480 KB |
Output is correct |
22 |
Correct |
71 ms |
16724 KB |
Output is correct |
23 |
Correct |
73 ms |
17488 KB |
Output is correct |
24 |
Correct |
66 ms |
17524 KB |
Output is correct |
25 |
Correct |
60 ms |
17472 KB |
Output is correct |
26 |
Correct |
56 ms |
17332 KB |
Output is correct |
27 |
Correct |
72 ms |
17400 KB |
Output is correct |
28 |
Correct |
83 ms |
22100 KB |
Output is correct |
29 |
Correct |
86 ms |
19164 KB |
Output is correct |
30 |
Correct |
63 ms |
18244 KB |
Output is correct |
31 |
Correct |
57 ms |
17348 KB |
Output is correct |
32 |
Correct |
81 ms |
17104 KB |
Output is correct |
33 |
Correct |
70 ms |
15948 KB |
Output is correct |
34 |
Correct |
70 ms |
16676 KB |
Output is correct |
35 |
Correct |
82 ms |
17728 KB |
Output is correct |
36 |
Correct |
68 ms |
17712 KB |
Output is correct |
37 |
Correct |
67 ms |
17900 KB |
Output is correct |
38 |
Correct |
75 ms |
18896 KB |
Output is correct |
39 |
Correct |
78 ms |
19980 KB |
Output is correct |
40 |
Correct |
73 ms |
18080 KB |
Output is correct |
41 |
Correct |
126 ms |
22612 KB |
Output is correct |
42 |
Correct |
97 ms |
22612 KB |
Output is correct |
43 |
Correct |
105 ms |
16720 KB |
Output is correct |
44 |
Correct |
73 ms |
16720 KB |
Output is correct |
45 |
Correct |
90 ms |
16992 KB |
Output is correct |
46 |
Correct |
82 ms |
16908 KB |
Output is correct |
47 |
Correct |
78 ms |
16780 KB |
Output is correct |
48 |
Correct |
72 ms |
16832 KB |
Output is correct |
49 |
Correct |
94 ms |
16620 KB |
Output is correct |
50 |
Correct |
72 ms |
16720 KB |
Output is correct |
51 |
Correct |
73 ms |
16968 KB |
Output is correct |
52 |
Correct |
70 ms |
15304 KB |
Output is correct |
53 |
Incorrect |
1 ms |
4956 KB |
Output isn't correct |
54 |
Halted |
0 ms |
0 KB |
- |