oj.uz

Submission #745574

# Submission time Handle Problem Language Result Execution time Memory
745574 2023-05-20T12:07:58 Z MattTheNub Traffic (IOI10_traffic) C++17
100 / 100
 883 ms 168344 KB 
#include "traffic.h"
#include <bits/stdc++.h>
using namespace std;

template <class T> using v = vector<T>;
using ll = long long;

ll sum = 0;
v<ll> sums;
v<v<int>> adj;
pair<ll, int> ans = {LLONG_MAX, -1};

void dfs(int node, int par) {
  ll cur = 0;
  for (auto next : adj[node]) {
    if (next != par) {
      dfs(next, node);
      sums[node] += sums[next];
      cur = max(cur, sums[next]);
    }
  }
  cur = max(cur, sum - sums[node]);
  ans = min(ans, {cur, node});
}

int LocateCentre(int N, int pp[], int S[], int D[]) {
  adj.resize(N);
  sums.resize(N);
  for (int i = 0; i < N; i++) {
    sum += pp[i];
    sums[i] = pp[i];
  }
  for (int i = 0; i < N - 1; i++) {
    adj[S[i]].push_back(D[i]);
    adj[D[i]].push_back(S[i]);
  }
  dfs(0, -1);
  return ans.second;
}

Subtask #1
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 312 KB Output is correct
4 Correct 1 ms 308 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 304 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 312 KB Output is correct
12 Correct 1 ms 312 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 304 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 340 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 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 316 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 312 KB Output is correct
32 Correct 1 ms 320 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 1 ms 316 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 444 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 468 KB Output is correct
40 Correct 1 ms 468 KB Output is correct
41 Correct 1 ms 468 KB Output is correct
42 Correct 1 ms 452 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 1 ms 212 KB Output is correct
46 Correct 1 ms 308 KB Output is correct
47 Correct 1 ms 212 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 312 KB Output is correct
4 Correct 1 ms 308 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 304 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 312 KB Output is correct
12 Correct 1 ms 312 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 304 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 340 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 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 316 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 312 KB Output is correct
32 Correct 1 ms 320 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 1 ms 316 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 444 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 468 KB Output is correct
40 Correct 1 ms 468 KB Output is correct
41 Correct 1 ms 468 KB Output is correct
42 Correct 1 ms 452 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 1 ms 212 KB Output is correct
46 Correct 1 ms 308 KB Output is correct
47 Correct 1 ms 212 KB Output is correct
48 Correct 1 ms 212 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 308 KB Output is correct
52 Correct 1 ms 212 KB Output is correct
53 Correct 1 ms 212 KB Output is correct
54 Correct 1 ms 212 KB Output is correct
55 Correct 1 ms 212 KB Output is correct
56 Correct 1 ms 312 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 0 ms 308 KB Output is correct
61 Correct 1 ms 304 KB Output is correct
62 Correct 0 ms 212 KB Output is correct
63 Correct 1 ms 212 KB Output is correct
64 Correct 0 ms 308 KB Output is correct
65 Correct 1 ms 316 KB Output is correct
66 Correct 1 ms 304 KB Output is correct
67 Correct 1 ms 304 KB Output is correct
68 Correct 20 ms 8716 KB Output is correct
69 Correct 43 ms 17240 KB Output is correct
70 Correct 1 ms 212 KB Output is correct
71 Correct 65 ms 25776 KB Output is correct
72 Correct 84 ms 34228 KB Output is correct
73 Correct 110 ms 42964 KB Output is correct
74 Correct 124 ms 51388 KB Output is correct
75 Correct 150 ms 59896 KB Output is correct
76 Correct 164 ms 68396 KB Output is correct
77 Correct 192 ms 77004 KB Output is correct
78 Correct 197 ms 85476 KB Output is correct
79 Correct 247 ms 94076 KB Output is correct
80 Correct 261 ms 102516 KB Output is correct
81 Correct 1 ms 212 KB Output is correct
82 Correct 328 ms 111060 KB Output is correct
83 Correct 287 ms 119584 KB Output is correct
84 Correct 399 ms 128060 KB Output is correct
85 Correct 318 ms 136700 KB Output is correct
86 Correct 402 ms 145212 KB Output is correct
87 Correct 412 ms 153644 KB Output is correct
88 Correct 394 ms 162228 KB Output is correct
89 Correct 408 ms 154052 KB Output is correct
90 Correct 1 ms 212 KB Output is correct
91 Correct 1 ms 212 KB Output is correct
92 Correct 1 ms 212 KB Output is correct
93 Correct 1 ms 304 KB Output is correct
94 Correct 1 ms 212 KB Output is correct

Subtask #3
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 312 KB Output is correct
4 Correct 1 ms 308 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 304 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 312 KB Output is correct
12 Correct 1 ms 312 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 304 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 340 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 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 316 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 312 KB Output is correct
32 Correct 1 ms 320 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 1 ms 316 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 444 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 468 KB Output is correct
40 Correct 1 ms 468 KB Output is correct
41 Correct 1 ms 468 KB Output is correct
42 Correct 1 ms 452 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 1 ms 212 KB Output is correct
46 Correct 1 ms 308 KB Output is correct
47 Correct 1 ms 212 KB Output is correct
48 Correct 1 ms 212 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 1 ms 304 KB Output is correct
53 Correct 1 ms 212 KB Output is correct
54 Correct 1 ms 212 KB Output is correct
55 Correct 1 ms 212 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 212 KB Output is correct
61 Correct 1 ms 212 KB Output is correct
62 Correct 1 ms 212 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 304 KB Output is correct
68 Correct 1 ms 300 KB Output is correct
69 Correct 1 ms 308 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 0 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 308 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 308 KB Output is correct
82 Correct 1 ms 340 KB Output is correct
83 Correct 1 ms 340 KB Output is correct
84 Correct 1 ms 312 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 2 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 320 KB Output is correct
94 Correct 1 ms 316 KB Output is correct
95 Correct 1 ms 468 KB Output is correct
96 Correct 1 ms 304 KB Output is correct
97 Correct 1 ms 212 KB Output is correct
98 Correct 0 ms 212 KB Output is correct
99 Correct 0 ms 308 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 312 KB Output is correct
4 Correct 1 ms 308 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 304 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 312 KB Output is correct
12 Correct 1 ms 312 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 304 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 340 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 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 316 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 312 KB Output is correct
32 Correct 1 ms 320 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 1 ms 316 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 444 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 468 KB Output is correct
40 Correct 1 ms 468 KB Output is correct
41 Correct 1 ms 468 KB Output is correct
42 Correct 1 ms 452 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 1 ms 212 KB Output is correct
46 Correct 1 ms 308 KB Output is correct
47 Correct 1 ms 212 KB Output is correct
48 Correct 1 ms 212 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 308 KB Output is correct
52 Correct 1 ms 212 KB Output is correct
53 Correct 1 ms 212 KB Output is correct
54 Correct 1 ms 212 KB Output is correct
55 Correct 1 ms 212 KB Output is correct
56 Correct 1 ms 312 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 0 ms 308 KB Output is correct
61 Correct 1 ms 304 KB Output is correct
62 Correct 0 ms 212 KB Output is correct
63 Correct 1 ms 212 KB Output is correct
64 Correct 0 ms 308 KB Output is correct
65 Correct 1 ms 316 KB Output is correct
66 Correct 1 ms 304 KB Output is correct
67 Correct 1 ms 304 KB Output is correct
68 Correct 20 ms 8716 KB Output is correct
69 Correct 43 ms 17240 KB Output is correct
70 Correct 1 ms 212 KB Output is correct
71 Correct 65 ms 25776 KB Output is correct
72 Correct 84 ms 34228 KB Output is correct
73 Correct 110 ms 42964 KB Output is correct
74 Correct 124 ms 51388 KB Output is correct
75 Correct 150 ms 59896 KB Output is correct
76 Correct 164 ms 68396 KB Output is correct
77 Correct 192 ms 77004 KB Output is correct
78 Correct 197 ms 85476 KB Output is correct
79 Correct 247 ms 94076 KB Output is correct
80 Correct 261 ms 102516 KB Output is correct
81 Correct 1 ms 212 KB Output is correct
82 Correct 328 ms 111060 KB Output is correct
83 Correct 287 ms 119584 KB Output is correct
84 Correct 399 ms 128060 KB Output is correct
85 Correct 318 ms 136700 KB Output is correct
86 Correct 402 ms 145212 KB Output is correct
87 Correct 412 ms 153644 KB Output is correct
88 Correct 394 ms 162228 KB Output is correct
89 Correct 408 ms 154052 KB Output is correct
90 Correct 1 ms 212 KB Output is correct
91 Correct 1 ms 212 KB Output is correct
92 Correct 1 ms 212 KB Output is correct
93 Correct 1 ms 304 KB Output is correct
94 Correct 1 ms 212 KB Output is correct
95 Correct 1 ms 212 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 304 KB Output is correct
100 Correct 1 ms 212 KB Output is correct
101 Correct 1 ms 212 KB Output is correct
102 Correct 1 ms 212 KB Output is correct
103 Correct 1 ms 212 KB Output is correct
104 Correct 1 ms 212 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 212 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 304 KB Output is correct
115 Correct 1 ms 300 KB Output is correct
116 Correct 1 ms 308 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 0 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 308 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 308 KB Output is correct
129 Correct 1 ms 340 KB Output is correct
130 Correct 1 ms 340 KB Output is correct
131 Correct 1 ms 312 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 2 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 320 KB Output is correct
141 Correct 1 ms 316 KB Output is correct
142 Correct 1 ms 468 KB Output is correct
143 Correct 1 ms 304 KB Output is correct
144 Correct 1 ms 212 KB Output is correct
145 Correct 0 ms 212 KB Output is correct
146 Correct 0 ms 308 KB Output is correct
147 Correct 1 ms 212 KB Output is correct
148 Correct 1 ms 212 KB Output is correct
149 Correct 0 ms 304 KB Output is correct
150 Correct 1 ms 212 KB Output is correct
151 Correct 1 ms 212 KB Output is correct
152 Correct 0 ms 312 KB Output is correct
153 Correct 0 ms 212 KB Output is correct
154 Correct 1 ms 212 KB Output is correct
155 Correct 1 ms 212 KB Output is correct
156 Correct 0 ms 212 KB Output is correct
157 Correct 1 ms 212 KB Output is correct
158 Correct 1 ms 304 KB Output is correct
159 Correct 0 ms 212 KB Output is correct
160 Correct 1 ms 308 KB Output is correct
161 Correct 1 ms 304 KB Output is correct
162 Correct 1 ms 212 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 212 KB Output is correct
168 Correct 1 ms 212 KB Output is correct
169 Correct 1 ms 220 KB Output is correct
170 Correct 1 ms 212 KB Output is correct
171 Correct 23 ms 4928 KB Output is correct
172 Correct 75 ms 9564 KB Output is correct
173 Correct 124 ms 14108 KB Output is correct
174 Correct 125 ms 18760 KB Output is correct
175 Correct 180 ms 23396 KB Output is correct
176 Correct 221 ms 28152 KB Output is correct
177 Correct 259 ms 32804 KB Output is correct
178 Correct 306 ms 37300 KB Output is correct
179 Correct 410 ms 42204 KB Output is correct
180 Correct 0 ms 308 KB Output is correct
181 Correct 393 ms 46644 KB Output is correct
182 Correct 455 ms 51416 KB Output is correct
183 Correct 546 ms 56228 KB Output is correct
184 Correct 560 ms 60728 KB Output is correct
185 Correct 613 ms 65308 KB Output is correct
186 Correct 711 ms 70116 KB Output is correct
187 Correct 740 ms 74416 KB Output is correct
188 Correct 751 ms 79204 KB Output is correct
189 Correct 828 ms 83772 KB Output is correct
190 Correct 881 ms 88256 KB Output is correct
191 Correct 1 ms 212 KB Output is correct
192 Correct 883 ms 85284 KB Output is correct
193 Correct 213 ms 84144 KB Output is correct
194 Correct 384 ms 168344 KB Output is correct
195 Correct 1 ms 212 KB Output is correct
196 Correct 1 ms 212 KB Output is correct
197 Correct 1 ms 304 KB Output is correct
198 Correct 1 ms 212 KB Output is correct