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Submission #241751

# Submission time Handle Problem Language Result Execution time Memory
241751 2020-06-25T12:26:22 Z davi_bart Traffic (IOI10_traffic) C++14
100 / 100
 1464 ms 138080 KB 
#include <bits/stdc++.h>
using namespace std;
vector<int> v[1000009];
int k[1000009];
int mi=2e9,best=0;
vector<int>p;
int dfs(int pos,int prec){
  int val=p[pos];
  for(int s:v[pos])if(s!=prec)val+=dfs(s,pos);
  return k[pos]=val;
}
void root(int pos,int prec){
  int ma=0;
  for(int s:v[pos])ma=max(ma,k[s]);
  if(ma<mi){
    mi=ma;
    best=pos;
  }
  for(int s:v[pos]){
    if(s==prec)continue;
    k[pos]-=k[s];
    k[s]+=k[pos];
    root(s,pos);
    k[s]-=k[pos];
    k[pos]+=k[s];
  }
}
int LocateCentre(int N,int P[],int S[],int D[]){
  for(int i=0;i<N-1;i++){
    v[S[i]].push_back(D[i]);
    v[D[i]].push_back(S[i]);
  }
  for(int i=0;i<N;i++)p.push_back(P[i]);
  dfs(0,-1);
  root(0,-1);
  return best;
}

Subtask #1
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 23808 KB Output is correct
2 Correct 19 ms 23808 KB Output is correct
3 Correct 19 ms 23808 KB Output is correct
4 Correct 20 ms 23808 KB Output is correct
5 Correct 19 ms 23808 KB Output is correct
6 Correct 19 ms 23808 KB Output is correct
7 Correct 20 ms 23808 KB Output is correct
8 Correct 19 ms 23808 KB Output is correct
9 Correct 19 ms 23808 KB Output is correct
10 Correct 19 ms 23808 KB Output is correct
11 Correct 19 ms 23808 KB Output is correct
12 Correct 18 ms 23808 KB Output is correct
13 Correct 19 ms 23808 KB Output is correct
14 Correct 19 ms 23808 KB Output is correct
15 Correct 19 ms 23808 KB Output is correct
16 Correct 19 ms 23832 KB Output is correct
17 Correct 19 ms 23808 KB Output is correct
18 Correct 19 ms 23808 KB Output is correct
19 Correct 19 ms 23808 KB Output is correct
20 Correct 19 ms 23808 KB Output is correct
21 Correct 19 ms 23808 KB Output is correct
22 Correct 20 ms 23808 KB Output is correct
23 Correct 19 ms 23808 KB Output is correct
24 Correct 20 ms 23808 KB Output is correct
25 Correct 19 ms 23936 KB Output is correct
26 Correct 20 ms 23808 KB Output is correct
27 Correct 19 ms 23808 KB Output is correct
28 Correct 20 ms 23936 KB Output is correct
29 Correct 20 ms 23936 KB Output is correct
30 Correct 21 ms 24064 KB Output is correct
31 Correct 21 ms 23936 KB Output is correct
32 Correct 19 ms 23936 KB Output is correct
33 Correct 19 ms 23936 KB Output is correct
34 Correct 19 ms 23808 KB Output is correct
35 Correct 19 ms 23936 KB Output is correct
36 Correct 21 ms 23936 KB Output is correct
37 Correct 19 ms 23936 KB Output is correct
38 Correct 19 ms 23936 KB Output is correct
39 Correct 19 ms 23936 KB Output is correct
40 Correct 19 ms 23936 KB Output is correct
41 Correct 20 ms 23936 KB Output is correct
42 Correct 19 ms 23936 KB Output is correct
43 Correct 19 ms 23808 KB Output is correct
44 Correct 19 ms 23808 KB Output is correct
45 Correct 21 ms 23808 KB Output is correct
46 Correct 20 ms 23936 KB Output is correct
47 Correct 19 ms 23764 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 23808 KB Output is correct
2 Correct 19 ms 23808 KB Output is correct
3 Correct 19 ms 23808 KB Output is correct
4 Correct 20 ms 23808 KB Output is correct
5 Correct 19 ms 23808 KB Output is correct
6 Correct 19 ms 23808 KB Output is correct
7 Correct 20 ms 23808 KB Output is correct
8 Correct 19 ms 23808 KB Output is correct
9 Correct 19 ms 23808 KB Output is correct
10 Correct 19 ms 23808 KB Output is correct
11 Correct 19 ms 23808 KB Output is correct
12 Correct 18 ms 23808 KB Output is correct
13 Correct 19 ms 23808 KB Output is correct
14 Correct 19 ms 23808 KB Output is correct
15 Correct 19 ms 23808 KB Output is correct
16 Correct 19 ms 23832 KB Output is correct
17 Correct 19 ms 23808 KB Output is correct
18 Correct 19 ms 23808 KB Output is correct
19 Correct 19 ms 23808 KB Output is correct
20 Correct 19 ms 23808 KB Output is correct
21 Correct 19 ms 23808 KB Output is correct
22 Correct 20 ms 23808 KB Output is correct
23 Correct 19 ms 23808 KB Output is correct
24 Correct 20 ms 23808 KB Output is correct
25 Correct 19 ms 23936 KB Output is correct
26 Correct 20 ms 23808 KB Output is correct
27 Correct 19 ms 23808 KB Output is correct
28 Correct 20 ms 23936 KB Output is correct
29 Correct 20 ms 23936 KB Output is correct
30 Correct 21 ms 24064 KB Output is correct
31 Correct 21 ms 23936 KB Output is correct
32 Correct 19 ms 23936 KB Output is correct
33 Correct 19 ms 23936 KB Output is correct
34 Correct 19 ms 23808 KB Output is correct
35 Correct 19 ms 23936 KB Output is correct
36 Correct 21 ms 23936 KB Output is correct
37 Correct 19 ms 23936 KB Output is correct
38 Correct 19 ms 23936 KB Output is correct
39 Correct 19 ms 23936 KB Output is correct
40 Correct 19 ms 23936 KB Output is correct
41 Correct 20 ms 23936 KB Output is correct
42 Correct 19 ms 23936 KB Output is correct
43 Correct 19 ms 23808 KB Output is correct
44 Correct 19 ms 23808 KB Output is correct
45 Correct 21 ms 23808 KB Output is correct
46 Correct 20 ms 23936 KB Output is correct
47 Correct 19 ms 23764 KB Output is correct
48 Correct 19 ms 23808 KB Output is correct
49 Correct 19 ms 23808 KB Output is correct
50 Correct 19 ms 23808 KB Output is correct
51 Correct 19 ms 23808 KB Output is correct
52 Correct 19 ms 23808 KB Output is correct
53 Correct 19 ms 23808 KB Output is correct
54 Correct 18 ms 23808 KB Output is correct
55 Correct 19 ms 23808 KB Output is correct
56 Correct 19 ms 23808 KB Output is correct
57 Correct 19 ms 23808 KB Output is correct
58 Correct 18 ms 23808 KB Output is correct
59 Correct 19 ms 23808 KB Output is correct
60 Correct 19 ms 23808 KB Output is correct
61 Correct 19 ms 23808 KB Output is correct
62 Correct 21 ms 23808 KB Output is correct
63 Correct 19 ms 23936 KB Output is correct
64 Correct 19 ms 23808 KB Output is correct
65 Correct 19 ms 23808 KB Output is correct
66 Correct 19 ms 23808 KB Output is correct
67 Correct 19 ms 23808 KB Output is correct
68 Correct 47 ms 30328 KB Output is correct
69 Correct 76 ms 35956 KB Output is correct
70 Correct 20 ms 23936 KB Output is correct
71 Correct 102 ms 41584 KB Output is correct
72 Correct 130 ms 47340 KB Output is correct
73 Correct 173 ms 52972 KB Output is correct
74 Correct 186 ms 58724 KB Output is correct
75 Correct 215 ms 64360 KB Output is correct
76 Correct 241 ms 69992 KB Output is correct
77 Correct 276 ms 75628 KB Output is correct
78 Correct 297 ms 81380 KB Output is correct
79 Correct 337 ms 87004 KB Output is correct
80 Correct 358 ms 92764 KB Output is correct
81 Correct 18 ms 23808 KB Output is correct
82 Correct 385 ms 98400 KB Output is correct
83 Correct 415 ms 104012 KB Output is correct
84 Correct 441 ms 109872 KB Output is correct
85 Correct 491 ms 115548 KB Output is correct
86 Correct 509 ms 121436 KB Output is correct
87 Correct 528 ms 127196 KB Output is correct
88 Correct 555 ms 132832 KB Output is correct
89 Correct 589 ms 138080 KB Output is correct
90 Correct 19 ms 23808 KB Output is correct
91 Correct 19 ms 23808 KB Output is correct
92 Correct 19 ms 23808 KB Output is correct
93 Correct 19 ms 23808 KB Output is correct
94 Correct 19 ms 23808 KB Output is correct

Subtask #3
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 23808 KB Output is correct
2 Correct 19 ms 23808 KB Output is correct
3 Correct 19 ms 23808 KB Output is correct
4 Correct 20 ms 23808 KB Output is correct
5 Correct 19 ms 23808 KB Output is correct
6 Correct 19 ms 23808 KB Output is correct
7 Correct 20 ms 23808 KB Output is correct
8 Correct 19 ms 23808 KB Output is correct
9 Correct 19 ms 23808 KB Output is correct
10 Correct 19 ms 23808 KB Output is correct
11 Correct 19 ms 23808 KB Output is correct
12 Correct 18 ms 23808 KB Output is correct
13 Correct 19 ms 23808 KB Output is correct
14 Correct 19 ms 23808 KB Output is correct
15 Correct 19 ms 23808 KB Output is correct
16 Correct 19 ms 23832 KB Output is correct
17 Correct 19 ms 23808 KB Output is correct
18 Correct 19 ms 23808 KB Output is correct
19 Correct 19 ms 23808 KB Output is correct
20 Correct 19 ms 23808 KB Output is correct
21 Correct 19 ms 23808 KB Output is correct
22 Correct 20 ms 23808 KB Output is correct
23 Correct 19 ms 23808 KB Output is correct
24 Correct 20 ms 23808 KB Output is correct
25 Correct 19 ms 23936 KB Output is correct
26 Correct 20 ms 23808 KB Output is correct
27 Correct 19 ms 23808 KB Output is correct
28 Correct 20 ms 23936 KB Output is correct
29 Correct 20 ms 23936 KB Output is correct
30 Correct 21 ms 24064 KB Output is correct
31 Correct 21 ms 23936 KB Output is correct
32 Correct 19 ms 23936 KB Output is correct
33 Correct 19 ms 23936 KB Output is correct
34 Correct 19 ms 23808 KB Output is correct
35 Correct 19 ms 23936 KB Output is correct
36 Correct 21 ms 23936 KB Output is correct
37 Correct 19 ms 23936 KB Output is correct
38 Correct 19 ms 23936 KB Output is correct
39 Correct 19 ms 23936 KB Output is correct
40 Correct 19 ms 23936 KB Output is correct
41 Correct 20 ms 23936 KB Output is correct
42 Correct 19 ms 23936 KB Output is correct
43 Correct 19 ms 23808 KB Output is correct
44 Correct 19 ms 23808 KB Output is correct
45 Correct 21 ms 23808 KB Output is correct
46 Correct 20 ms 23936 KB Output is correct
47 Correct 19 ms 23764 KB Output is correct
48 Correct 22 ms 23936 KB Output is correct
49 Correct 19 ms 23808 KB Output is correct
50 Correct 23 ms 23808 KB Output is correct
51 Correct 22 ms 23808 KB Output is correct
52 Correct 21 ms 23808 KB Output is correct
53 Correct 19 ms 23808 KB Output is correct
54 Correct 19 ms 23808 KB Output is correct
55 Correct 18 ms 23808 KB Output is correct
56 Correct 19 ms 23808 KB Output is correct
57 Correct 19 ms 23808 KB Output is correct
58 Correct 19 ms 23808 KB Output is correct
59 Correct 19 ms 23808 KB Output is correct
60 Correct 18 ms 23936 KB Output is correct
61 Correct 19 ms 23808 KB Output is correct
62 Correct 18 ms 23808 KB Output is correct
63 Correct 19 ms 23808 KB Output is correct
64 Correct 22 ms 23808 KB Output is correct
65 Correct 22 ms 23808 KB Output is correct
66 Correct 19 ms 23808 KB Output is correct
67 Correct 19 ms 23808 KB Output is correct
68 Correct 21 ms 23808 KB Output is correct
69 Correct 19 ms 23808 KB Output is correct
70 Correct 19 ms 23808 KB Output is correct
71 Correct 22 ms 23808 KB Output is correct
72 Correct 20 ms 23808 KB Output is correct
73 Correct 19 ms 23808 KB Output is correct
74 Correct 18 ms 23808 KB Output is correct
75 Correct 19 ms 23808 KB Output is correct
76 Correct 19 ms 23808 KB Output is correct
77 Correct 20 ms 23808 KB Output is correct
78 Correct 19 ms 23808 KB Output is correct
79 Correct 20 ms 23928 KB Output is correct
80 Correct 19 ms 23936 KB Output is correct
81 Correct 19 ms 23808 KB Output is correct
82 Correct 19 ms 23808 KB Output is correct
83 Correct 19 ms 23936 KB Output is correct
84 Correct 20 ms 23808 KB Output is correct
85 Correct 22 ms 23936 KB Output is correct
86 Correct 19 ms 24056 KB Output is correct
87 Correct 20 ms 23936 KB Output is correct
88 Correct 20 ms 23808 KB Output is correct
89 Correct 20 ms 23936 KB Output is correct
90 Correct 22 ms 23936 KB Output is correct
91 Correct 19 ms 23936 KB Output is correct
92 Correct 18 ms 23808 KB Output is correct
93 Correct 21 ms 23936 KB Output is correct
94 Correct 19 ms 23936 KB Output is correct
95 Correct 22 ms 23936 KB Output is correct
96 Correct 21 ms 23808 KB Output is correct
97 Correct 24 ms 23808 KB Output is correct
98 Correct 23 ms 23808 KB Output is correct
99 Correct 20 ms 23808 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 23808 KB Output is correct
2 Correct 19 ms 23808 KB Output is correct
3 Correct 19 ms 23808 KB Output is correct
4 Correct 20 ms 23808 KB Output is correct
5 Correct 19 ms 23808 KB Output is correct
6 Correct 19 ms 23808 KB Output is correct
7 Correct 20 ms 23808 KB Output is correct
8 Correct 19 ms 23808 KB Output is correct
9 Correct 19 ms 23808 KB Output is correct
10 Correct 19 ms 23808 KB Output is correct
11 Correct 19 ms 23808 KB Output is correct
12 Correct 18 ms 23808 KB Output is correct
13 Correct 19 ms 23808 KB Output is correct
14 Correct 19 ms 23808 KB Output is correct
15 Correct 19 ms 23808 KB Output is correct
16 Correct 19 ms 23832 KB Output is correct
17 Correct 19 ms 23808 KB Output is correct
18 Correct 19 ms 23808 KB Output is correct
19 Correct 19 ms 23808 KB Output is correct
20 Correct 19 ms 23808 KB Output is correct
21 Correct 19 ms 23808 KB Output is correct
22 Correct 20 ms 23808 KB Output is correct
23 Correct 19 ms 23808 KB Output is correct
24 Correct 20 ms 23808 KB Output is correct
25 Correct 19 ms 23936 KB Output is correct
26 Correct 20 ms 23808 KB Output is correct
27 Correct 19 ms 23808 KB Output is correct
28 Correct 20 ms 23936 KB Output is correct
29 Correct 20 ms 23936 KB Output is correct
30 Correct 21 ms 24064 KB Output is correct
31 Correct 21 ms 23936 KB Output is correct
32 Correct 19 ms 23936 KB Output is correct
33 Correct 19 ms 23936 KB Output is correct
34 Correct 19 ms 23808 KB Output is correct
35 Correct 19 ms 23936 KB Output is correct
36 Correct 21 ms 23936 KB Output is correct
37 Correct 19 ms 23936 KB Output is correct
38 Correct 19 ms 23936 KB Output is correct
39 Correct 19 ms 23936 KB Output is correct
40 Correct 19 ms 23936 KB Output is correct
41 Correct 20 ms 23936 KB Output is correct
42 Correct 19 ms 23936 KB Output is correct
43 Correct 19 ms 23808 KB Output is correct
44 Correct 19 ms 23808 KB Output is correct
45 Correct 21 ms 23808 KB Output is correct
46 Correct 20 ms 23936 KB Output is correct
47 Correct 19 ms 23764 KB Output is correct
48 Correct 19 ms 23808 KB Output is correct
49 Correct 19 ms 23808 KB Output is correct
50 Correct 19 ms 23808 KB Output is correct
51 Correct 19 ms 23808 KB Output is correct
52 Correct 19 ms 23808 KB Output is correct
53 Correct 19 ms 23808 KB Output is correct
54 Correct 18 ms 23808 KB Output is correct
55 Correct 19 ms 23808 KB Output is correct
56 Correct 19 ms 23808 KB Output is correct
57 Correct 19 ms 23808 KB Output is correct
58 Correct 18 ms 23808 KB Output is correct
59 Correct 19 ms 23808 KB Output is correct
60 Correct 19 ms 23808 KB Output is correct
61 Correct 19 ms 23808 KB Output is correct
62 Correct 21 ms 23808 KB Output is correct
63 Correct 19 ms 23936 KB Output is correct
64 Correct 19 ms 23808 KB Output is correct
65 Correct 19 ms 23808 KB Output is correct
66 Correct 19 ms 23808 KB Output is correct
67 Correct 19 ms 23808 KB Output is correct
68 Correct 47 ms 30328 KB Output is correct
69 Correct 76 ms 35956 KB Output is correct
70 Correct 20 ms 23936 KB Output is correct
71 Correct 102 ms 41584 KB Output is correct
72 Correct 130 ms 47340 KB Output is correct
73 Correct 173 ms 52972 KB Output is correct
74 Correct 186 ms 58724 KB Output is correct
75 Correct 215 ms 64360 KB Output is correct
76 Correct 241 ms 69992 KB Output is correct
77 Correct 276 ms 75628 KB Output is correct
78 Correct 297 ms 81380 KB Output is correct
79 Correct 337 ms 87004 KB Output is correct
80 Correct 358 ms 92764 KB Output is correct
81 Correct 18 ms 23808 KB Output is correct
82 Correct 385 ms 98400 KB Output is correct
83 Correct 415 ms 104012 KB Output is correct
84 Correct 441 ms 109872 KB Output is correct
85 Correct 491 ms 115548 KB Output is correct
86 Correct 509 ms 121436 KB Output is correct
87 Correct 528 ms 127196 KB Output is correct
88 Correct 555 ms 132832 KB Output is correct
89 Correct 589 ms 138080 KB Output is correct
90 Correct 19 ms 23808 KB Output is correct
91 Correct 19 ms 23808 KB Output is correct
92 Correct 19 ms 23808 KB Output is correct
93 Correct 19 ms 23808 KB Output is correct
94 Correct 19 ms 23808 KB Output is correct
95 Correct 22 ms 23936 KB Output is correct
96 Correct 19 ms 23808 KB Output is correct
97 Correct 23 ms 23808 KB Output is correct
98 Correct 22 ms 23808 KB Output is correct
99 Correct 21 ms 23808 KB Output is correct
100 Correct 19 ms 23808 KB Output is correct
101 Correct 19 ms 23808 KB Output is correct
102 Correct 18 ms 23808 KB Output is correct
103 Correct 19 ms 23808 KB Output is correct
104 Correct 19 ms 23808 KB Output is correct
105 Correct 19 ms 23808 KB Output is correct
106 Correct 19 ms 23808 KB Output is correct
107 Correct 18 ms 23936 KB Output is correct
108 Correct 19 ms 23808 KB Output is correct
109 Correct 18 ms 23808 KB Output is correct
110 Correct 19 ms 23808 KB Output is correct
111 Correct 22 ms 23808 KB Output is correct
112 Correct 22 ms 23808 KB Output is correct
113 Correct 19 ms 23808 KB Output is correct
114 Correct 19 ms 23808 KB Output is correct
115 Correct 21 ms 23808 KB Output is correct
116 Correct 19 ms 23808 KB Output is correct
117 Correct 19 ms 23808 KB Output is correct
118 Correct 22 ms 23808 KB Output is correct
119 Correct 20 ms 23808 KB Output is correct
120 Correct 19 ms 23808 KB Output is correct
121 Correct 18 ms 23808 KB Output is correct
122 Correct 19 ms 23808 KB Output is correct
123 Correct 19 ms 23808 KB Output is correct
124 Correct 20 ms 23808 KB Output is correct
125 Correct 19 ms 23808 KB Output is correct
126 Correct 20 ms 23928 KB Output is correct
127 Correct 19 ms 23936 KB Output is correct
128 Correct 19 ms 23808 KB Output is correct
129 Correct 19 ms 23808 KB Output is correct
130 Correct 19 ms 23936 KB Output is correct
131 Correct 20 ms 23808 KB Output is correct
132 Correct 22 ms 23936 KB Output is correct
133 Correct 19 ms 24056 KB Output is correct
134 Correct 20 ms 23936 KB Output is correct
135 Correct 20 ms 23808 KB Output is correct
136 Correct 20 ms 23936 KB Output is correct
137 Correct 22 ms 23936 KB Output is correct
138 Correct 19 ms 23936 KB Output is correct
139 Correct 18 ms 23808 KB Output is correct
140 Correct 21 ms 23936 KB Output is correct
141 Correct 19 ms 23936 KB Output is correct
142 Correct 22 ms 23936 KB Output is correct
143 Correct 21 ms 23808 KB Output is correct
144 Correct 24 ms 23808 KB Output is correct
145 Correct 23 ms 23808 KB Output is correct
146 Correct 20 ms 23808 KB Output is correct
147 Correct 19 ms 23808 KB Output is correct
148 Correct 19 ms 23808 KB Output is correct
149 Correct 21 ms 23856 KB Output is correct
150 Correct 20 ms 23808 KB Output is correct
151 Correct 19 ms 23808 KB Output is correct
152 Correct 19 ms 23808 KB Output is correct
153 Correct 19 ms 23808 KB Output is correct
154 Correct 19 ms 23808 KB Output is correct
155 Correct 19 ms 23808 KB Output is correct
156 Correct 19 ms 23808 KB Output is correct
157 Correct 19 ms 23808 KB Output is correct
158 Correct 20 ms 23808 KB Output is correct
159 Correct 19 ms 23808 KB Output is correct
160 Correct 19 ms 23808 KB Output is correct
161 Correct 19 ms 23808 KB Output is correct
162 Correct 19 ms 23808 KB Output is correct
163 Correct 21 ms 23808 KB Output is correct
164 Correct 21 ms 23808 KB Output is correct
165 Correct 19 ms 23808 KB Output is correct
166 Correct 19 ms 23808 KB Output is correct
167 Correct 19 ms 23808 KB Output is correct
168 Correct 20 ms 23804 KB Output is correct
169 Correct 19 ms 23808 KB Output is correct
170 Correct 19 ms 23840 KB Output is correct
171 Correct 59 ms 27128 KB Output is correct
172 Correct 126 ms 29912 KB Output is correct
173 Correct 187 ms 32368 KB Output is correct
174 Correct 249 ms 34900 KB Output is correct
175 Correct 352 ms 37496 KB Output is correct
176 Correct 397 ms 40172 KB Output is correct
177 Correct 478 ms 42608 KB Output is correct
178 Correct 696 ms 45160 KB Output is correct
179 Correct 634 ms 47812 KB Output is correct
180 Correct 19 ms 23808 KB Output is correct
181 Correct 704 ms 50260 KB Output is correct
182 Correct 790 ms 52840 KB Output is correct
183 Correct 931 ms 55396 KB Output is correct
184 Correct 954 ms 57996 KB Output is correct
185 Correct 1012 ms 60516 KB Output is correct
186 Correct 1110 ms 63172 KB Output is correct
187 Correct 1177 ms 65888 KB Output is correct
188 Correct 1345 ms 68596 KB Output is correct
189 Correct 1329 ms 70964 KB Output is correct
190 Correct 1402 ms 73316 KB Output is correct
191 Correct 18 ms 23808 KB Output is correct
192 Correct 1464 ms 75616 KB Output is correct
193 Correct 295 ms 81232 KB Output is correct
194 Correct 558 ms 137952 KB Output is correct
195 Correct 19 ms 23808 KB Output is correct
196 Correct 19 ms 23808 KB Output is correct
197 Correct 19 ms 23808 KB Output is correct
198 Correct 19 ms 23808 KB Output is correct