Submission #745175

# Submission time Handle Problem Language Result Execution time Memory
745175 2023-05-19T13:50:41 Z Desh03 Traffic (IOI10_traffic) C++17
100 / 100
1030 ms 155056 KB
#include <bits/stdc++.h>
using namespace std;

vector<vector<int>> g;
vector<int> sz, a;
int ans = INT_MAX, mn;

void dfs(int u, int p) {
    sz[u] = a[u];
    for (int v : g[u])
        if (v ^ p)
            dfs(v, u), sz[u] += sz[v];
}

void solve(int u, int p) {
    int x = sz[0] - sz[u];
    for (int v : g[u])
        if (v ^ p)
            solve(v, u), x = max(x, sz[v]);
    if (ans > x) ans = x, mn = u;
}

int LocateCentre(int n, int p[], int s[], int d[]) {
    g.resize(n), sz.resize(n), a.resize(n);
    for (int i = 0; i < n; i++) a[i] = p[i];
    for (int i = 0; i < n - 1; i++) {
        g[s[i]].push_back(d[i]);
        g[d[i]].push_back(s[i]);
    }
    dfs(0, 0);
    solve(0, 0);
    return mn;
}
# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 300 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 304 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 1 ms 244 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 308 KB Output is correct
23 Correct 1 ms 312 KB Output is correct
24 Correct 1 ms 308 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 312 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 312 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 316 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 448 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 468 KB Output is correct
42 Correct 1 ms 468 KB Output is correct
43 Correct 0 ms 304 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 0 ms 224 KB Output is correct
46 Correct 0 ms 304 KB Output is correct
47 Correct 0 ms 308 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 300 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 304 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 1 ms 244 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 308 KB Output is correct
23 Correct 1 ms 312 KB Output is correct
24 Correct 1 ms 308 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 312 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 312 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 316 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 448 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 468 KB Output is correct
42 Correct 1 ms 468 KB Output is correct
43 Correct 0 ms 304 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 0 ms 224 KB Output is correct
46 Correct 0 ms 304 KB Output is correct
47 Correct 0 ms 308 KB Output is correct
48 Correct 0 ms 304 KB Output is correct
49 Correct 0 ms 212 KB Output is correct
50 Correct 1 ms 212 KB Output is correct
51 Correct 1 ms 212 KB Output is correct
52 Correct 0 ms 212 KB Output is correct
53 Correct 1 ms 212 KB Output is correct
54 Correct 0 ms 212 KB Output is correct
55 Correct 1 ms 312 KB Output is correct
56 Correct 1 ms 212 KB Output is correct
57 Correct 1 ms 212 KB Output is correct
58 Correct 1 ms 212 KB Output is correct
59 Correct 1 ms 212 KB Output is correct
60 Correct 1 ms 340 KB Output is correct
61 Correct 0 ms 212 KB Output is correct
62 Correct 1 ms 212 KB Output is correct
63 Correct 0 ms 212 KB Output is correct
64 Correct 0 ms 212 KB Output is correct
65 Correct 1 ms 304 KB Output is correct
66 Correct 1 ms 308 KB Output is correct
67 Correct 1 ms 212 KB Output is correct
68 Correct 21 ms 8000 KB Output is correct
69 Correct 41 ms 15608 KB Output is correct
70 Correct 1 ms 212 KB Output is correct
71 Correct 62 ms 23448 KB Output is correct
72 Correct 84 ms 31084 KB Output is correct
73 Correct 100 ms 38948 KB Output is correct
74 Correct 119 ms 46636 KB Output is correct
75 Correct 144 ms 54512 KB Output is correct
76 Correct 166 ms 62236 KB Output is correct
77 Correct 183 ms 69892 KB Output is correct
78 Correct 197 ms 77748 KB Output is correct
79 Correct 223 ms 85448 KB Output is correct
80 Correct 247 ms 93172 KB Output is correct
81 Correct 1 ms 212 KB Output is correct
82 Correct 277 ms 101080 KB Output is correct
83 Correct 292 ms 108616 KB Output is correct
84 Correct 312 ms 116468 KB Output is correct
85 Correct 333 ms 124280 KB Output is correct
86 Correct 349 ms 131992 KB Output is correct
87 Correct 379 ms 139816 KB Output is correct
88 Correct 396 ms 147444 KB Output is correct
89 Correct 413 ms 155056 KB Output is correct
90 Correct 1 ms 212 KB Output is correct
91 Correct 1 ms 304 KB Output is correct
92 Correct 1 ms 312 KB Output is correct
93 Correct 1 ms 212 KB Output is correct
94 Correct 1 ms 212 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 300 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 304 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 1 ms 244 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 308 KB Output is correct
23 Correct 1 ms 312 KB Output is correct
24 Correct 1 ms 308 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 312 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 312 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 316 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 448 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 468 KB Output is correct
42 Correct 1 ms 468 KB Output is correct
43 Correct 0 ms 304 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 0 ms 224 KB Output is correct
46 Correct 0 ms 304 KB Output is correct
47 Correct 0 ms 308 KB Output is correct
48 Correct 1 ms 312 KB Output is correct
49 Correct 1 ms 212 KB Output is correct
50 Correct 1 ms 212 KB Output is correct
51 Correct 1 ms 212 KB Output is correct
52 Correct 0 ms 304 KB Output is correct
53 Correct 1 ms 212 KB Output is correct
54 Correct 1 ms 308 KB Output is correct
55 Correct 1 ms 212 KB Output is correct
56 Correct 1 ms 304 KB Output is correct
57 Correct 1 ms 308 KB Output is correct
58 Correct 1 ms 212 KB Output is correct
59 Correct 1 ms 212 KB Output is correct
60 Correct 1 ms 212 KB Output is correct
61 Correct 1 ms 212 KB Output is correct
62 Correct 1 ms 312 KB Output is correct
63 Correct 1 ms 212 KB Output is correct
64 Correct 1 ms 212 KB Output is correct
65 Correct 1 ms 212 KB Output is correct
66 Correct 1 ms 308 KB Output is correct
67 Correct 1 ms 212 KB Output is correct
68 Correct 1 ms 212 KB Output is correct
69 Correct 0 ms 212 KB Output is correct
70 Correct 1 ms 212 KB Output is correct
71 Correct 1 ms 212 KB Output is correct
72 Correct 1 ms 212 KB Output is correct
73 Correct 1 ms 340 KB Output is correct
74 Correct 1 ms 340 KB Output is correct
75 Correct 1 ms 340 KB Output is correct
76 Correct 1 ms 340 KB Output is correct
77 Correct 1 ms 340 KB Output is correct
78 Correct 1 ms 340 KB Output is correct
79 Correct 1 ms 316 KB Output is correct
80 Correct 1 ms 340 KB Output is correct
81 Correct 1 ms 212 KB Output is correct
82 Correct 1 ms 308 KB Output is correct
83 Correct 1 ms 340 KB Output is correct
84 Correct 1 ms 340 KB Output is correct
85 Correct 1 ms 340 KB Output is correct
86 Correct 1 ms 340 KB Output is correct
87 Correct 1 ms 340 KB Output is correct
88 Correct 1 ms 340 KB Output is correct
89 Correct 1 ms 340 KB Output is correct
90 Correct 1 ms 340 KB Output is correct
91 Correct 1 ms 340 KB Output is correct
92 Correct 1 ms 212 KB Output is correct
93 Correct 1 ms 340 KB Output is correct
94 Correct 1 ms 340 KB Output is correct
95 Correct 1 ms 468 KB Output is correct
96 Correct 1 ms 212 KB Output is correct
97 Correct 1 ms 212 KB Output is correct
98 Correct 1 ms 212 KB Output is correct
99 Correct 1 ms 212 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 300 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 304 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 1 ms 244 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 308 KB Output is correct
23 Correct 1 ms 312 KB Output is correct
24 Correct 1 ms 308 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 312 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 312 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 316 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 448 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 468 KB Output is correct
42 Correct 1 ms 468 KB Output is correct
43 Correct 0 ms 304 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 0 ms 224 KB Output is correct
46 Correct 0 ms 304 KB Output is correct
47 Correct 0 ms 308 KB Output is correct
48 Correct 0 ms 304 KB Output is correct
49 Correct 0 ms 212 KB Output is correct
50 Correct 1 ms 212 KB Output is correct
51 Correct 1 ms 212 KB Output is correct
52 Correct 0 ms 212 KB Output is correct
53 Correct 1 ms 212 KB Output is correct
54 Correct 0 ms 212 KB Output is correct
55 Correct 1 ms 312 KB Output is correct
56 Correct 1 ms 212 KB Output is correct
57 Correct 1 ms 212 KB Output is correct
58 Correct 1 ms 212 KB Output is correct
59 Correct 1 ms 212 KB Output is correct
60 Correct 1 ms 340 KB Output is correct
61 Correct 0 ms 212 KB Output is correct
62 Correct 1 ms 212 KB Output is correct
63 Correct 0 ms 212 KB Output is correct
64 Correct 0 ms 212 KB Output is correct
65 Correct 1 ms 304 KB Output is correct
66 Correct 1 ms 308 KB Output is correct
67 Correct 1 ms 212 KB Output is correct
68 Correct 21 ms 8000 KB Output is correct
69 Correct 41 ms 15608 KB Output is correct
70 Correct 1 ms 212 KB Output is correct
71 Correct 62 ms 23448 KB Output is correct
72 Correct 84 ms 31084 KB Output is correct
73 Correct 100 ms 38948 KB Output is correct
74 Correct 119 ms 46636 KB Output is correct
75 Correct 144 ms 54512 KB Output is correct
76 Correct 166 ms 62236 KB Output is correct
77 Correct 183 ms 69892 KB Output is correct
78 Correct 197 ms 77748 KB Output is correct
79 Correct 223 ms 85448 KB Output is correct
80 Correct 247 ms 93172 KB Output is correct
81 Correct 1 ms 212 KB Output is correct
82 Correct 277 ms 101080 KB Output is correct
83 Correct 292 ms 108616 KB Output is correct
84 Correct 312 ms 116468 KB Output is correct
85 Correct 333 ms 124280 KB Output is correct
86 Correct 349 ms 131992 KB Output is correct
87 Correct 379 ms 139816 KB Output is correct
88 Correct 396 ms 147444 KB Output is correct
89 Correct 413 ms 155056 KB Output is correct
90 Correct 1 ms 212 KB Output is correct
91 Correct 1 ms 304 KB Output is correct
92 Correct 1 ms 312 KB Output is correct
93 Correct 1 ms 212 KB Output is correct
94 Correct 1 ms 212 KB Output is correct
95 Correct 1 ms 312 KB Output is correct
96 Correct 1 ms 212 KB Output is correct
97 Correct 1 ms 212 KB Output is correct
98 Correct 1 ms 212 KB Output is correct
99 Correct 0 ms 304 KB Output is correct
100 Correct 1 ms 212 KB Output is correct
101 Correct 1 ms 308 KB Output is correct
102 Correct 1 ms 212 KB Output is correct
103 Correct 1 ms 304 KB Output is correct
104 Correct 1 ms 308 KB Output is correct
105 Correct 1 ms 212 KB Output is correct
106 Correct 1 ms 212 KB Output is correct
107 Correct 1 ms 212 KB Output is correct
108 Correct 1 ms 212 KB Output is correct
109 Correct 1 ms 312 KB Output is correct
110 Correct 1 ms 212 KB Output is correct
111 Correct 1 ms 212 KB Output is correct
112 Correct 1 ms 212 KB Output is correct
113 Correct 1 ms 308 KB Output is correct
114 Correct 1 ms 212 KB Output is correct
115 Correct 1 ms 212 KB Output is correct
116 Correct 0 ms 212 KB Output is correct
117 Correct 1 ms 212 KB Output is correct
118 Correct 1 ms 212 KB Output is correct
119 Correct 1 ms 212 KB Output is correct
120 Correct 1 ms 340 KB Output is correct
121 Correct 1 ms 340 KB Output is correct
122 Correct 1 ms 340 KB Output is correct
123 Correct 1 ms 340 KB Output is correct
124 Correct 1 ms 340 KB Output is correct
125 Correct 1 ms 340 KB Output is correct
126 Correct 1 ms 316 KB Output is correct
127 Correct 1 ms 340 KB Output is correct
128 Correct 1 ms 212 KB Output is correct
129 Correct 1 ms 308 KB Output is correct
130 Correct 1 ms 340 KB Output is correct
131 Correct 1 ms 340 KB Output is correct
132 Correct 1 ms 340 KB Output is correct
133 Correct 1 ms 340 KB Output is correct
134 Correct 1 ms 340 KB Output is correct
135 Correct 1 ms 340 KB Output is correct
136 Correct 1 ms 340 KB Output is correct
137 Correct 1 ms 340 KB Output is correct
138 Correct 1 ms 340 KB Output is correct
139 Correct 1 ms 212 KB Output is correct
140 Correct 1 ms 340 KB Output is correct
141 Correct 1 ms 340 KB Output is correct
142 Correct 1 ms 468 KB Output is correct
143 Correct 1 ms 212 KB Output is correct
144 Correct 1 ms 212 KB Output is correct
145 Correct 1 ms 212 KB Output is correct
146 Correct 1 ms 212 KB Output is correct
147 Correct 1 ms 212 KB Output is correct
148 Correct 1 ms 212 KB Output is correct
149 Correct 1 ms 212 KB Output is correct
150 Correct 1 ms 212 KB Output is correct
151 Correct 0 ms 212 KB Output is correct
152 Correct 1 ms 212 KB Output is correct
153 Correct 1 ms 212 KB Output is correct
154 Correct 1 ms 212 KB Output is correct
155 Correct 1 ms 304 KB Output is correct
156 Correct 1 ms 212 KB Output is correct
157 Correct 1 ms 212 KB Output is correct
158 Correct 1 ms 212 KB Output is correct
159 Correct 1 ms 312 KB Output is correct
160 Correct 1 ms 212 KB Output is correct
161 Correct 1 ms 216 KB Output is correct
162 Correct 1 ms 216 KB Output is correct
163 Correct 1 ms 212 KB Output is correct
164 Correct 1 ms 212 KB Output is correct
165 Correct 1 ms 212 KB Output is correct
166 Correct 1 ms 212 KB Output is correct
167 Correct 1 ms 220 KB Output is correct
168 Correct 1 ms 212 KB Output is correct
169 Correct 1 ms 212 KB Output is correct
170 Correct 1 ms 304 KB Output is correct
171 Correct 23 ms 4904 KB Output is correct
172 Correct 56 ms 9460 KB Output is correct
173 Correct 120 ms 14084 KB Output is correct
174 Correct 141 ms 18784 KB Output is correct
175 Correct 190 ms 23388 KB Output is correct
176 Correct 271 ms 28208 KB Output is correct
177 Correct 323 ms 32716 KB Output is correct
178 Correct 362 ms 37388 KB Output is correct
179 Correct 403 ms 42060 KB Output is correct
180 Correct 1 ms 212 KB Output is correct
181 Correct 485 ms 46704 KB Output is correct
182 Correct 547 ms 51200 KB Output is correct
183 Correct 626 ms 55996 KB Output is correct
184 Correct 673 ms 60620 KB Output is correct
185 Correct 710 ms 65256 KB Output is correct
186 Correct 752 ms 69912 KB Output is correct
187 Correct 821 ms 74456 KB Output is correct
188 Correct 886 ms 79336 KB Output is correct
189 Correct 972 ms 83724 KB Output is correct
190 Correct 1020 ms 88360 KB Output is correct
191 Correct 1 ms 212 KB Output is correct
192 Correct 1030 ms 93084 KB Output is correct
193 Correct 201 ms 76312 KB Output is correct
194 Correct 403 ms 152816 KB Output is correct
195 Correct 1 ms 212 KB Output is correct
196 Correct 1 ms 216 KB Output is correct
197 Correct 1 ms 216 KB Output is correct
198 Correct 1 ms 300 KB Output is correct