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Submission #659628

# Submission time Handle Problem Language Result Execution time Memory
659628 2022-11-18T20:07:05 Z DemonLord154 Traffic (IOI10_traffic) C++14
100 / 100
 1059 ms 170700 KB 
#include<iostream>
#include<vector>
using namespace std;

typedef long long ll;

void dfs(int node, int parent, vector<vector<int>> & adjList, vector<ll> & subtreePopulation){
  for (int neighbour: adjList[node]){
    if (neighbour == parent)
      continue;
    dfs(neighbour, node, adjList, subtreePopulation);
    subtreePopulation[node] += subtreePopulation[neighbour];
  }
}

int chooseCity(vector<vector<int>> & adjList, vector<ll> & subtreePopulation){

  int N = (int)adjList.size();
  int chosenCity = 0;
  ll chosenCityMaxConjestion = 0;

  for (int rootNeighbour: adjList[0]){
    chosenCityMaxConjestion = max(chosenCityMaxConjestion, subtreePopulation[rootNeighbour]);
  }

  for (int currentCity=1;currentCity<N;currentCity++){
    
    ll currentCityMaxConjestion = subtreePopulation[0] - subtreePopulation[currentCity];

    for (int neighbour: adjList[currentCity]){
      if (subtreePopulation[neighbour]<subtreePopulation[currentCity]){
        currentCityMaxConjestion = max(currentCityMaxConjestion, subtreePopulation[neighbour]);
      }
    }
    if (chosenCityMaxConjestion > currentCityMaxConjestion){
      chosenCityMaxConjestion = currentCityMaxConjestion;
      chosenCity = currentCity;
    }
  }
  return chosenCity;
}

int LocateCentre(int N, int P[], int S[], int D[] ){
  vector<vector<int>> adjList(N);
  vector<ll> subtreePopulation(N);
  for (int i=0;i<N-1;i++){
    adjList[S[i]].emplace_back(D[i]);
    adjList[D[i]].emplace_back(S[i]);
  }
  for (int i=0;i<N;i++){
    subtreePopulation[i] = P[i];
  }
  dfs(0, -1, adjList, subtreePopulation);

  return chooseCity(adjList, subtreePopulation);
}

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 212 KB Output is correct
3 Correct 1 ms 212 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 284 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 340 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 212 KB Output is correct
12 Correct 0 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 1 ms 308 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 304 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 340 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 308 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 340 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 340 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 468 KB Output is correct
43 Correct 1 ms 296 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 1 ms 212 KB Output is correct
46 Correct 0 ms 212 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 212 KB Output is correct
3 Correct 1 ms 212 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 284 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 340 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 212 KB Output is correct
12 Correct 0 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 1 ms 308 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 304 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 340 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 308 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 340 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 340 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 468 KB Output is correct
43 Correct 1 ms 296 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 1 ms 212 KB Output is correct
46 Correct 0 ms 212 KB Output is correct
47 Correct 1 ms 212 KB Output is correct
48 Correct 1 ms 308 KB Output is correct
49 Correct 1 ms 212 KB Output is correct
50 Correct 0 ms 212 KB Output is correct
51 Correct 1 ms 212 KB Output is correct
52 Correct 1 ms 312 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 304 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 316 KB Output is correct
61 Correct 1 ms 340 KB Output is correct
62 Correct 0 ms 212 KB Output is correct
63 Correct 0 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 212 KB Output is correct
67 Correct 1 ms 212 KB Output is correct
68 Correct 21 ms 8760 KB Output is correct
69 Correct 43 ms 17200 KB Output is correct
70 Correct 0 ms 212 KB Output is correct
71 Correct 64 ms 25728 KB Output is correct
72 Correct 84 ms 34232 KB Output is correct
73 Correct 104 ms 42764 KB Output is correct
74 Correct 122 ms 51352 KB Output is correct
75 Correct 147 ms 59936 KB Output is correct
76 Correct 175 ms 68496 KB Output is correct
77 Correct 190 ms 76916 KB Output is correct
78 Correct 203 ms 85544 KB Output is correct
79 Correct 229 ms 94084 KB Output is correct
80 Correct 243 ms 102716 KB Output is correct
81 Correct 0 ms 212 KB Output is correct
82 Correct 268 ms 111364 KB Output is correct
83 Correct 285 ms 119636 KB Output is correct
84 Correct 304 ms 128228 KB Output is correct
85 Correct 329 ms 136752 KB Output is correct
86 Correct 343 ms 145164 KB Output is correct
87 Correct 372 ms 153744 KB Output is correct
88 Correct 386 ms 162252 KB Output is correct
89 Correct 403 ms 170700 KB Output is correct
90 Correct 1 ms 212 KB Output is correct
91 Correct 1 ms 212 KB Output is correct
92 Correct 0 ms 212 KB Output is correct
93 Correct 1 ms 212 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 212 KB Output is correct
3 Correct 1 ms 212 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 284 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 340 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 212 KB Output is correct
12 Correct 0 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 1 ms 308 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 304 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 340 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 308 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 340 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 340 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 468 KB Output is correct
43 Correct 1 ms 296 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 1 ms 212 KB Output is correct
46 Correct 0 ms 212 KB Output is correct
47 Correct 1 ms 212 KB Output is correct
48 Correct 1 ms 312 KB Output is correct
49 Correct 0 ms 212 KB Output is correct
50 Correct 1 ms 212 KB Output is correct
51 Correct 0 ms 212 KB Output is correct
52 Correct 1 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 308 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 308 KB Output is correct
60 Correct 0 ms 304 KB Output is correct
61 Correct 1 ms 212 KB Output is correct
62 Correct 0 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 0 ms 212 KB Output is correct
66 Correct 1 ms 396 KB Output is correct
67 Correct 0 ms 212 KB Output is correct
68 Correct 1 ms 308 KB Output is correct
69 Correct 1 ms 304 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 0 ms 340 KB Output is correct
74 Correct 1 ms 212 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 340 KB Output is correct
80 Correct 1 ms 340 KB Output is correct
81 Correct 0 ms 212 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 340 KB Output is correct
85 Correct 1 ms 316 KB Output is correct
86 Correct 1 ms 340 KB Output is correct
87 Correct 1 ms 312 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 448 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

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 212 KB Output is correct
3 Correct 1 ms 212 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 284 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 340 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 212 KB Output is correct
12 Correct 0 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 1 ms 308 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 304 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 340 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 308 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 340 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 340 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 468 KB Output is correct
43 Correct 1 ms 296 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 1 ms 212 KB Output is correct
46 Correct 0 ms 212 KB Output is correct
47 Correct 1 ms 212 KB Output is correct
48 Correct 1 ms 308 KB Output is correct
49 Correct 1 ms 212 KB Output is correct
50 Correct 0 ms 212 KB Output is correct
51 Correct 1 ms 212 KB Output is correct
52 Correct 1 ms 312 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 304 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 316 KB Output is correct
61 Correct 1 ms 340 KB Output is correct
62 Correct 0 ms 212 KB Output is correct
63 Correct 0 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 212 KB Output is correct
67 Correct 1 ms 212 KB Output is correct
68 Correct 21 ms 8760 KB Output is correct
69 Correct 43 ms 17200 KB Output is correct
70 Correct 0 ms 212 KB Output is correct
71 Correct 64 ms 25728 KB Output is correct
72 Correct 84 ms 34232 KB Output is correct
73 Correct 104 ms 42764 KB Output is correct
74 Correct 122 ms 51352 KB Output is correct
75 Correct 147 ms 59936 KB Output is correct
76 Correct 175 ms 68496 KB Output is correct
77 Correct 190 ms 76916 KB Output is correct
78 Correct 203 ms 85544 KB Output is correct
79 Correct 229 ms 94084 KB Output is correct
80 Correct 243 ms 102716 KB Output is correct
81 Correct 0 ms 212 KB Output is correct
82 Correct 268 ms 111364 KB Output is correct
83 Correct 285 ms 119636 KB Output is correct
84 Correct 304 ms 128228 KB Output is correct
85 Correct 329 ms 136752 KB Output is correct
86 Correct 343 ms 145164 KB Output is correct
87 Correct 372 ms 153744 KB Output is correct
88 Correct 386 ms 162252 KB Output is correct
89 Correct 403 ms 170700 KB Output is correct
90 Correct 1 ms 212 KB Output is correct
91 Correct 1 ms 212 KB Output is correct
92 Correct 0 ms 212 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 0 ms 212 KB Output is correct
97 Correct 1 ms 212 KB Output is correct
98 Correct 0 ms 212 KB Output is correct
99 Correct 1 ms 212 KB Output is correct
100 Correct 1 ms 212 KB Output is correct
101 Correct 0 ms 212 KB Output is correct
102 Correct 1 ms 308 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 308 KB Output is correct
107 Correct 0 ms 304 KB Output is correct
108 Correct 1 ms 212 KB Output is correct
109 Correct 0 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 0 ms 212 KB Output is correct
113 Correct 1 ms 396 KB Output is correct
114 Correct 0 ms 212 KB Output is correct
115 Correct 1 ms 308 KB Output is correct
116 Correct 1 ms 304 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 0 ms 340 KB Output is correct
121 Correct 1 ms 212 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 340 KB Output is correct
127 Correct 1 ms 340 KB Output is correct
128 Correct 0 ms 212 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 340 KB Output is correct
132 Correct 1 ms 316 KB Output is correct
133 Correct 1 ms 340 KB Output is correct
134 Correct 1 ms 312 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 448 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 0 ms 212 KB Output is correct
151 Correct 1 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 312 KB Output is correct
155 Correct 1 ms 304 KB Output is correct
156 Correct 1 ms 212 KB Output is correct
157 Correct 0 ms 212 KB Output is correct
158 Correct 1 ms 212 KB Output is correct
159 Correct 1 ms 212 KB Output is correct
160 Correct 1 ms 212 KB Output is correct
161 Correct 1 ms 212 KB Output is correct
162 Correct 1 ms 212 KB Output is correct
163 Correct 0 ms 212 KB Output is correct
164 Correct 1 ms 212 KB Output is correct
165 Correct 1 ms 308 KB Output is correct
166 Correct 1 ms 312 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 212 KB Output is correct
170 Correct 1 ms 212 KB Output is correct
171 Correct 24 ms 4824 KB Output is correct
172 Correct 63 ms 9420 KB Output is correct
173 Correct 89 ms 14060 KB Output is correct
174 Correct 130 ms 18836 KB Output is correct
175 Correct 189 ms 23576 KB Output is correct
176 Correct 251 ms 28168 KB Output is correct
177 Correct 291 ms 32820 KB Output is correct
178 Correct 364 ms 37544 KB Output is correct
179 Correct 422 ms 42184 KB Output is correct
180 Correct 1 ms 212 KB Output is correct
181 Correct 448 ms 46760 KB Output is correct
182 Correct 549 ms 51504 KB Output is correct
183 Correct 577 ms 56016 KB Output is correct
184 Correct 615 ms 60620 KB Output is correct
185 Correct 725 ms 65244 KB Output is correct
186 Correct 776 ms 69884 KB Output is correct
187 Correct 813 ms 74444 KB Output is correct
188 Correct 910 ms 79388 KB Output is correct
189 Correct 956 ms 83804 KB Output is correct
190 Correct 1035 ms 88408 KB Output is correct
191 Correct 1 ms 212 KB Output is correct
192 Correct 1059 ms 92920 KB Output is correct
193 Correct 207 ms 84180 KB Output is correct
194 Correct 399 ms 168384 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 212 KB Output is correct
198 Correct 1 ms 212 KB Output is correct