oj.uz

Submission #355506

# Submission time Handle Problem Language Result Execution time Memory
355506 2021-01-22T14:55:14 Z deadeye Traffic (IOI10_traffic) C++14
50 / 100
 619 ms 174748 KB 
#include "traffic.h"
#include <bits/stdc++.h>
using namespace std;
#define pb push_back
#define fi first
#define si second
typedef pair<int,int> pi;

#ifdef LOCAL
#define debug(...) __f(#__VA_ARGS__, __VA_ARGS__)
#else
#define debug(...) 69
#endif
template <typename Arg>
void __f(string name, Arg arg) {
	cerr << name << " = " << arg << endl;
}
template <typename Head, typename... Tail>
void __f(string names, Head head, Tail... tail) {
	string cur = "";
	for (auto ch: names){if(ch==','){break;}else{cur+=ch;}}
	string nxt = names.substr(cur.size()+2);
	cerr << cur << " = " << head << ", ";
	__f(nxt, tail...);
}

const int MXN = 1000005, INF = 2e9 + 10;
int sz[MXN], ans[MXN], best = INF, total, num[MXN], ret;
vector<int> adj[MXN];

void dfs(int x, int p) {
	for (auto i: adj[x]) if (i != p) {
		dfs(i, x);
		num[x] += num[i] + sz[i];
		ans[x] = max(ans[x], num[x]);
	}
	ans[x] = max(ans[x], total - num[x] - sz[x]);
}

int LocateCentre(int N, int P[], int S[], int D[]) {
	for (int i = 0; i < N; ++i) {
		total += P[i];
		sz[i] = P[i];
	}
	for (int i = 0; i < N - 1; ++i) {
		adj[S[i]].pb(D[i]);
		adj[D[i]].pb(S[i]);
	}
	dfs(0, 0);
	for (int i = 0; i < N; ++i) {
		if (ans[i] < best) {
			ret = i;
			best = ans[i];
		}
	}
	return ret;
}

Subtask #1
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 18 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 15 ms 23788 KB Output is correct
6 Correct 17 ms 23788 KB Output is correct
7 Correct 17 ms 23788 KB Output is correct
8 Correct 17 ms 23788 KB Output is correct
9 Correct 17 ms 23812 KB Output is correct
10 Correct 16 ms 23788 KB Output is correct
11 Correct 17 ms 23788 KB Output is correct
12 Correct 15 ms 23788 KB Output is correct
13 Correct 16 ms 23788 KB Output is correct
14 Correct 16 ms 23788 KB Output is correct
15 Correct 15 ms 23788 KB Output is correct
16 Correct 15 ms 23788 KB Output is correct
17 Correct 16 ms 23916 KB Output is correct
18 Correct 16 ms 23788 KB Output is correct
19 Correct 16 ms 23788 KB Output is correct
20 Correct 15 ms 23788 KB Output is correct
21 Correct 15 ms 23788 KB Output is correct
22 Correct 16 ms 23916 KB Output is correct
23 Correct 16 ms 23788 KB Output is correct
24 Correct 15 ms 23916 KB Output is correct
25 Correct 16 ms 23952 KB Output is correct
26 Correct 16 ms 24044 KB Output is correct
27 Correct 16 ms 23916 KB Output is correct
28 Correct 17 ms 23916 KB Output is correct
29 Correct 16 ms 23916 KB Output is correct
30 Correct 15 ms 23916 KB Output is correct
31 Correct 19 ms 23916 KB Output is correct
32 Correct 18 ms 23916 KB Output is correct
33 Correct 16 ms 23916 KB Output is correct
34 Correct 15 ms 23788 KB Output is correct
35 Correct 15 ms 23916 KB Output is correct
36 Correct 16 ms 23916 KB Output is correct
37 Correct 16 ms 23916 KB Output is correct
38 Correct 18 ms 23916 KB Output is correct
39 Correct 16 ms 23916 KB Output is correct
40 Correct 15 ms 23916 KB Output is correct
41 Correct 15 ms 23916 KB Output is correct
42 Correct 16 ms 24064 KB Output is correct
43 Correct 16 ms 23788 KB Output is correct
44 Correct 15 ms 23788 KB Output is correct
45 Correct 16 ms 23864 KB Output is correct
46 Correct 17 ms 23788 KB Output is correct
47 Correct 17 ms 23960 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 18 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 15 ms 23788 KB Output is correct
6 Correct 17 ms 23788 KB Output is correct
7 Correct 17 ms 23788 KB Output is correct
8 Correct 17 ms 23788 KB Output is correct
9 Correct 17 ms 23812 KB Output is correct
10 Correct 16 ms 23788 KB Output is correct
11 Correct 17 ms 23788 KB Output is correct
12 Correct 15 ms 23788 KB Output is correct
13 Correct 16 ms 23788 KB Output is correct
14 Correct 16 ms 23788 KB Output is correct
15 Correct 15 ms 23788 KB Output is correct
16 Correct 15 ms 23788 KB Output is correct
17 Correct 16 ms 23916 KB Output is correct
18 Correct 16 ms 23788 KB Output is correct
19 Correct 16 ms 23788 KB Output is correct
20 Correct 15 ms 23788 KB Output is correct
21 Correct 15 ms 23788 KB Output is correct
22 Correct 16 ms 23916 KB Output is correct
23 Correct 16 ms 23788 KB Output is correct
24 Correct 15 ms 23916 KB Output is correct
25 Correct 16 ms 23952 KB Output is correct
26 Correct 16 ms 24044 KB Output is correct
27 Correct 16 ms 23916 KB Output is correct
28 Correct 17 ms 23916 KB Output is correct
29 Correct 16 ms 23916 KB Output is correct
30 Correct 15 ms 23916 KB Output is correct
31 Correct 19 ms 23916 KB Output is correct
32 Correct 18 ms 23916 KB Output is correct
33 Correct 16 ms 23916 KB Output is correct
34 Correct 15 ms 23788 KB Output is correct
35 Correct 15 ms 23916 KB Output is correct
36 Correct 16 ms 23916 KB Output is correct
37 Correct 16 ms 23916 KB Output is correct
38 Correct 18 ms 23916 KB Output is correct
39 Correct 16 ms 23916 KB Output is correct
40 Correct 15 ms 23916 KB Output is correct
41 Correct 15 ms 23916 KB Output is correct
42 Correct 16 ms 24064 KB Output is correct
43 Correct 16 ms 23788 KB Output is correct
44 Correct 15 ms 23788 KB Output is correct
45 Correct 16 ms 23864 KB Output is correct
46 Correct 17 ms 23788 KB Output is correct
47 Correct 17 ms 23960 KB Output is correct
48 Correct 17 ms 23788 KB Output is correct
49 Correct 15 ms 23788 KB Output is correct
50 Correct 15 ms 23788 KB Output is correct
51 Correct 17 ms 23788 KB Output is correct
52 Correct 15 ms 23788 KB Output is correct
53 Correct 15 ms 23788 KB Output is correct
54 Correct 15 ms 23788 KB Output is correct
55 Correct 16 ms 23808 KB Output is correct
56 Correct 17 ms 23788 KB Output is correct
57 Correct 15 ms 23788 KB Output is correct
58 Correct 15 ms 23788 KB Output is correct
59 Correct 15 ms 23788 KB Output is correct
60 Correct 16 ms 23916 KB Output is correct
61 Correct 17 ms 23788 KB Output is correct
62 Correct 15 ms 23788 KB Output is correct
63 Correct 17 ms 23788 KB Output is correct
64 Correct 15 ms 23908 KB Output is correct
65 Correct 15 ms 23788 KB Output is correct
66 Correct 17 ms 23788 KB Output is correct
67 Correct 18 ms 23788 KB Output is correct
68 Correct 39 ms 31340 KB Output is correct
69 Correct 65 ms 38892 KB Output is correct
70 Correct 15 ms 23788 KB Output is correct
71 Correct 90 ms 46444 KB Output is correct
72 Correct 125 ms 53996 KB Output is correct
73 Correct 142 ms 61676 KB Output is correct
74 Correct 172 ms 69100 KB Output is correct
75 Correct 196 ms 76780 KB Output is correct
76 Correct 215 ms 84332 KB Output is correct
77 Correct 238 ms 91824 KB Output is correct
78 Correct 269 ms 99528 KB Output is correct
79 Correct 291 ms 106840 KB Output is correct
80 Correct 324 ms 114432 KB Output is correct
81 Correct 15 ms 23788 KB Output is correct
82 Correct 357 ms 121924 KB Output is correct
83 Correct 362 ms 129516 KB Output is correct
84 Correct 421 ms 137052 KB Output is correct
85 Correct 415 ms 144568 KB Output is correct
86 Correct 457 ms 152104 KB Output is correct
87 Correct 619 ms 159728 KB Output is correct
88 Correct 498 ms 167184 KB Output is correct
89 Correct 539 ms 174748 KB Output is correct
90 Correct 15 ms 23820 KB Output is correct
91 Correct 17 ms 23788 KB Output is correct
92 Correct 16 ms 23788 KB Output is correct
93 Correct 16 ms 23788 KB Output is correct
94 Correct 16 ms 23788 KB Output is correct

Subtask #3
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 18 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 15 ms 23788 KB Output is correct
6 Correct 17 ms 23788 KB Output is correct
7 Correct 17 ms 23788 KB Output is correct
8 Correct 17 ms 23788 KB Output is correct
9 Correct 17 ms 23812 KB Output is correct
10 Correct 16 ms 23788 KB Output is correct
11 Correct 17 ms 23788 KB Output is correct
12 Correct 15 ms 23788 KB Output is correct
13 Correct 16 ms 23788 KB Output is correct
14 Correct 16 ms 23788 KB Output is correct
15 Correct 15 ms 23788 KB Output is correct
16 Correct 15 ms 23788 KB Output is correct
17 Correct 16 ms 23916 KB Output is correct
18 Correct 16 ms 23788 KB Output is correct
19 Correct 16 ms 23788 KB Output is correct
20 Correct 15 ms 23788 KB Output is correct
21 Correct 15 ms 23788 KB Output is correct
22 Correct 16 ms 23916 KB Output is correct
23 Correct 16 ms 23788 KB Output is correct
24 Correct 15 ms 23916 KB Output is correct
25 Correct 16 ms 23952 KB Output is correct
26 Correct 16 ms 24044 KB Output is correct
27 Correct 16 ms 23916 KB Output is correct
28 Correct 17 ms 23916 KB Output is correct
29 Correct 16 ms 23916 KB Output is correct
30 Correct 15 ms 23916 KB Output is correct
31 Correct 19 ms 23916 KB Output is correct
32 Correct 18 ms 23916 KB Output is correct
33 Correct 16 ms 23916 KB Output is correct
34 Correct 15 ms 23788 KB Output is correct
35 Correct 15 ms 23916 KB Output is correct
36 Correct 16 ms 23916 KB Output is correct
37 Correct 16 ms 23916 KB Output is correct
38 Correct 18 ms 23916 KB Output is correct
39 Correct 16 ms 23916 KB Output is correct
40 Correct 15 ms 23916 KB Output is correct
41 Correct 15 ms 23916 KB Output is correct
42 Correct 16 ms 24064 KB Output is correct
43 Correct 16 ms 23788 KB Output is correct
44 Correct 15 ms 23788 KB Output is correct
45 Correct 16 ms 23864 KB Output is correct
46 Correct 17 ms 23788 KB Output is correct
47 Correct 17 ms 23960 KB Output is correct
48 Incorrect 15 ms 23788 KB Output isn't correct
49 Halted 0 ms 0 KB -

Subtask #4
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 18 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 15 ms 23788 KB Output is correct
6 Correct 17 ms 23788 KB Output is correct
7 Correct 17 ms 23788 KB Output is correct
8 Correct 17 ms 23788 KB Output is correct
9 Correct 17 ms 23812 KB Output is correct
10 Correct 16 ms 23788 KB Output is correct
11 Correct 17 ms 23788 KB Output is correct
12 Correct 15 ms 23788 KB Output is correct
13 Correct 16 ms 23788 KB Output is correct
14 Correct 16 ms 23788 KB Output is correct
15 Correct 15 ms 23788 KB Output is correct
16 Correct 15 ms 23788 KB Output is correct
17 Correct 16 ms 23916 KB Output is correct
18 Correct 16 ms 23788 KB Output is correct
19 Correct 16 ms 23788 KB Output is correct
20 Correct 15 ms 23788 KB Output is correct
21 Correct 15 ms 23788 KB Output is correct
22 Correct 16 ms 23916 KB Output is correct
23 Correct 16 ms 23788 KB Output is correct
24 Correct 15 ms 23916 KB Output is correct
25 Correct 16 ms 23952 KB Output is correct
26 Correct 16 ms 24044 KB Output is correct
27 Correct 16 ms 23916 KB Output is correct
28 Correct 17 ms 23916 KB Output is correct
29 Correct 16 ms 23916 KB Output is correct
30 Correct 15 ms 23916 KB Output is correct
31 Correct 19 ms 23916 KB Output is correct
32 Correct 18 ms 23916 KB Output is correct
33 Correct 16 ms 23916 KB Output is correct
34 Correct 15 ms 23788 KB Output is correct
35 Correct 15 ms 23916 KB Output is correct
36 Correct 16 ms 23916 KB Output is correct
37 Correct 16 ms 23916 KB Output is correct
38 Correct 18 ms 23916 KB Output is correct
39 Correct 16 ms 23916 KB Output is correct
40 Correct 15 ms 23916 KB Output is correct
41 Correct 15 ms 23916 KB Output is correct
42 Correct 16 ms 24064 KB Output is correct
43 Correct 16 ms 23788 KB Output is correct
44 Correct 15 ms 23788 KB Output is correct
45 Correct 16 ms 23864 KB Output is correct
46 Correct 17 ms 23788 KB Output is correct
47 Correct 17 ms 23960 KB Output is correct
48 Correct 17 ms 23788 KB Output is correct
49 Correct 15 ms 23788 KB Output is correct
50 Correct 15 ms 23788 KB Output is correct
51 Correct 17 ms 23788 KB Output is correct
52 Correct 15 ms 23788 KB Output is correct
53 Correct 15 ms 23788 KB Output is correct
54 Correct 15 ms 23788 KB Output is correct
55 Correct 16 ms 23808 KB Output is correct
56 Correct 17 ms 23788 KB Output is correct
57 Correct 15 ms 23788 KB Output is correct
58 Correct 15 ms 23788 KB Output is correct
59 Correct 15 ms 23788 KB Output is correct
60 Correct 16 ms 23916 KB Output is correct
61 Correct 17 ms 23788 KB Output is correct
62 Correct 15 ms 23788 KB Output is correct
63 Correct 17 ms 23788 KB Output is correct
64 Correct 15 ms 23908 KB Output is correct
65 Correct 15 ms 23788 KB Output is correct
66 Correct 17 ms 23788 KB Output is correct
67 Correct 18 ms 23788 KB Output is correct
68 Correct 39 ms 31340 KB Output is correct
69 Correct 65 ms 38892 KB Output is correct
70 Correct 15 ms 23788 KB Output is correct
71 Correct 90 ms 46444 KB Output is correct
72 Correct 125 ms 53996 KB Output is correct
73 Correct 142 ms 61676 KB Output is correct
74 Correct 172 ms 69100 KB Output is correct
75 Correct 196 ms 76780 KB Output is correct
76 Correct 215 ms 84332 KB Output is correct
77 Correct 238 ms 91824 KB Output is correct
78 Correct 269 ms 99528 KB Output is correct
79 Correct 291 ms 106840 KB Output is correct
80 Correct 324 ms 114432 KB Output is correct
81 Correct 15 ms 23788 KB Output is correct
82 Correct 357 ms 121924 KB Output is correct
83 Correct 362 ms 129516 KB Output is correct
84 Correct 421 ms 137052 KB Output is correct
85 Correct 415 ms 144568 KB Output is correct
86 Correct 457 ms 152104 KB Output is correct
87 Correct 619 ms 159728 KB Output is correct
88 Correct 498 ms 167184 KB Output is correct
89 Correct 539 ms 174748 KB Output is correct
90 Correct 15 ms 23820 KB Output is correct
91 Correct 17 ms 23788 KB Output is correct
92 Correct 16 ms 23788 KB Output is correct
93 Correct 16 ms 23788 KB Output is correct
94 Correct 16 ms 23788 KB Output is correct
95 Incorrect 15 ms 23788 KB Output isn't correct
96 Halted 0 ms 0 KB -