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Submission #253352

# Submission time Handle Problem Language Result Execution time Memory
253352 2020-07-27T18:42:23 Z imeimi2000 Traffic (IOI10_traffic) C++17
100 / 100
 1283 ms 159224 KB 
#include <bits/stdc++.h>

using namespace std;

static vector<int> edge[1000000];
static int V[1000000], sz[1000000], par[1000000];

static void dfs(int x, int p) {
  par[x] = p;
  sz[x] = V[x];
  for (int i : edge[x]) {
    if (i == p) continue;
    dfs(i, x);
    sz[x] += sz[i];
  }
}

int LocateCentre(int n, int P[], int S[], int D[]) {
  for (int i = 0; i < n; ++i) {
    edge[i].clear();
    V[i] = P[i];
  }
  for (int i = 0; i < n - 1; ++i) {
    edge[S[i]].push_back(D[i]);
    edge[D[i]].push_back(S[i]);
  }
  dfs(0, -1);
  int ansv = 2e9 + 5, ansi = 0;
  for (int i = 0; i < n; ++i) {
    int mx = 0;
    for (int j : edge[i]) {
      mx = max(mx, par[i] == j ? sz[0] - sz[i] : sz[j]);
    }
    if (mx < ansv) ansv = mx, ansi = i;
  }
  return ansi;
}

Subtask #1
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 23808 KB Output is correct
2 Correct 15 ms 23808 KB Output is correct
3 Correct 17 ms 23808 KB Output is correct
4 Correct 20 ms 23808 KB Output is correct
5 Correct 17 ms 23808 KB Output is correct
6 Correct 15 ms 23808 KB Output is correct
7 Correct 15 ms 23808 KB Output is correct
8 Correct 14 ms 23808 KB Output is correct
9 Correct 19 ms 23808 KB Output is correct
10 Correct 16 ms 23808 KB Output is correct
11 Correct 15 ms 23808 KB Output is correct
12 Correct 15 ms 23808 KB Output is correct
13 Correct 15 ms 23808 KB Output is correct
14 Correct 15 ms 23808 KB Output is correct
15 Correct 14 ms 23808 KB Output is correct
16 Correct 14 ms 23808 KB Output is correct
17 Correct 15 ms 23808 KB Output is correct
18 Correct 17 ms 23808 KB Output is correct
19 Correct 14 ms 23808 KB Output is correct
20 Correct 17 ms 23808 KB Output is correct
21 Correct 15 ms 23808 KB Output is correct
22 Correct 15 ms 23808 KB Output is correct
23 Correct 15 ms 23808 KB Output is correct
24 Correct 14 ms 23808 KB Output is correct
25 Correct 14 ms 23808 KB Output is correct
26 Correct 15 ms 23808 KB Output is correct
27 Correct 14 ms 23936 KB Output is correct
28 Correct 17 ms 23936 KB Output is correct
29 Correct 16 ms 23936 KB Output is correct
30 Correct 14 ms 23936 KB Output is correct
31 Correct 14 ms 23936 KB Output is correct
32 Correct 15 ms 23936 KB Output is correct
33 Correct 15 ms 23936 KB Output is correct
34 Correct 15 ms 23808 KB Output is correct
35 Correct 15 ms 23936 KB Output is correct
36 Correct 15 ms 23936 KB Output is correct
37 Correct 15 ms 23936 KB Output is correct
38 Correct 15 ms 23936 KB Output is correct
39 Correct 18 ms 23936 KB Output is correct
40 Correct 18 ms 23928 KB Output is correct
41 Correct 15 ms 23936 KB Output is correct
42 Correct 15 ms 23936 KB Output is correct
43 Correct 15 ms 23808 KB Output is correct
44 Correct 18 ms 23808 KB Output is correct
45 Correct 15 ms 23808 KB Output is correct
46 Correct 17 ms 23808 KB Output is correct
47 Correct 14 ms 23808 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 23808 KB Output is correct
2 Correct 15 ms 23808 KB Output is correct
3 Correct 17 ms 23808 KB Output is correct
4 Correct 20 ms 23808 KB Output is correct
5 Correct 17 ms 23808 KB Output is correct
6 Correct 15 ms 23808 KB Output is correct
7 Correct 15 ms 23808 KB Output is correct
8 Correct 14 ms 23808 KB Output is correct
9 Correct 19 ms 23808 KB Output is correct
10 Correct 16 ms 23808 KB Output is correct
11 Correct 15 ms 23808 KB Output is correct
12 Correct 15 ms 23808 KB Output is correct
13 Correct 15 ms 23808 KB Output is correct
14 Correct 15 ms 23808 KB Output is correct
15 Correct 14 ms 23808 KB Output is correct
16 Correct 14 ms 23808 KB Output is correct
17 Correct 15 ms 23808 KB Output is correct
18 Correct 17 ms 23808 KB Output is correct
19 Correct 14 ms 23808 KB Output is correct
20 Correct 17 ms 23808 KB Output is correct
21 Correct 15 ms 23808 KB Output is correct
22 Correct 15 ms 23808 KB Output is correct
23 Correct 15 ms 23808 KB Output is correct
24 Correct 14 ms 23808 KB Output is correct
25 Correct 14 ms 23808 KB Output is correct
26 Correct 15 ms 23808 KB Output is correct
27 Correct 14 ms 23936 KB Output is correct
28 Correct 17 ms 23936 KB Output is correct
29 Correct 16 ms 23936 KB Output is correct
30 Correct 14 ms 23936 KB Output is correct
31 Correct 14 ms 23936 KB Output is correct
32 Correct 15 ms 23936 KB Output is correct
33 Correct 15 ms 23936 KB Output is correct
34 Correct 15 ms 23808 KB Output is correct
35 Correct 15 ms 23936 KB Output is correct
36 Correct 15 ms 23936 KB Output is correct
37 Correct 15 ms 23936 KB Output is correct
38 Correct 15 ms 23936 KB Output is correct
39 Correct 18 ms 23936 KB Output is correct
40 Correct 18 ms 23928 KB Output is correct
41 Correct 15 ms 23936 KB Output is correct
42 Correct 15 ms 23936 KB Output is correct
43 Correct 15 ms 23808 KB Output is correct
44 Correct 18 ms 23808 KB Output is correct
45 Correct 15 ms 23808 KB Output is correct
46 Correct 17 ms 23808 KB Output is correct
47 Correct 14 ms 23808 KB Output is correct
48 Correct 17 ms 23808 KB Output is correct
49 Correct 15 ms 23808 KB Output is correct
50 Correct 15 ms 23808 KB Output is correct
51 Correct 15 ms 23808 KB Output is correct
52 Correct 14 ms 23860 KB Output is correct
53 Correct 14 ms 23808 KB Output is correct
54 Correct 17 ms 23808 KB Output is correct
55 Correct 17 ms 23808 KB Output is correct
56 Correct 18 ms 23808 KB Output is correct
57 Correct 17 ms 23808 KB Output is correct
58 Correct 14 ms 23808 KB Output is correct
59 Correct 14 ms 23936 KB Output is correct
60 Correct 15 ms 23808 KB Output is correct
61 Correct 19 ms 23808 KB Output is correct
62 Correct 14 ms 23808 KB Output is correct
63 Correct 14 ms 23808 KB Output is correct
64 Correct 15 ms 23808 KB Output is correct
65 Correct 15 ms 23808 KB Output is correct
66 Correct 14 ms 23808 KB Output is correct
67 Correct 14 ms 23808 KB Output is correct
68 Correct 40 ms 30584 KB Output is correct
69 Correct 81 ms 37240 KB Output is correct
70 Correct 17 ms 23808 KB Output is correct
71 Correct 91 ms 44024 KB Output is correct
72 Correct 125 ms 50808 KB Output is correct
73 Correct 151 ms 57592 KB Output is correct
74 Correct 186 ms 64376 KB Output is correct
75 Correct 206 ms 71160 KB Output is correct
76 Correct 232 ms 77944 KB Output is correct
77 Correct 244 ms 84728 KB Output is correct
78 Correct 285 ms 91512 KB Output is correct
79 Correct 312 ms 98296 KB Output is correct
80 Correct 352 ms 105080 KB Output is correct
81 Correct 19 ms 23808 KB Output is correct
82 Correct 360 ms 111736 KB Output is correct
83 Correct 392 ms 118520 KB Output is correct
84 Correct 403 ms 125304 KB Output is correct
85 Correct 434 ms 132088 KB Output is correct
86 Correct 459 ms 138744 KB Output is correct
87 Correct 496 ms 145776 KB Output is correct
88 Correct 529 ms 152312 KB Output is correct
89 Correct 544 ms 159224 KB Output is correct
90 Correct 15 ms 23808 KB Output is correct
91 Correct 14 ms 23808 KB Output is correct
92 Correct 19 ms 23808 KB Output is correct
93 Correct 17 ms 23808 KB Output is correct
94 Correct 18 ms 23808 KB Output is correct

Subtask #3
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 23808 KB Output is correct
2 Correct 15 ms 23808 KB Output is correct
3 Correct 17 ms 23808 KB Output is correct
4 Correct 20 ms 23808 KB Output is correct
5 Correct 17 ms 23808 KB Output is correct
6 Correct 15 ms 23808 KB Output is correct
7 Correct 15 ms 23808 KB Output is correct
8 Correct 14 ms 23808 KB Output is correct
9 Correct 19 ms 23808 KB Output is correct
10 Correct 16 ms 23808 KB Output is correct
11 Correct 15 ms 23808 KB Output is correct
12 Correct 15 ms 23808 KB Output is correct
13 Correct 15 ms 23808 KB Output is correct
14 Correct 15 ms 23808 KB Output is correct
15 Correct 14 ms 23808 KB Output is correct
16 Correct 14 ms 23808 KB Output is correct
17 Correct 15 ms 23808 KB Output is correct
18 Correct 17 ms 23808 KB Output is correct
19 Correct 14 ms 23808 KB Output is correct
20 Correct 17 ms 23808 KB Output is correct
21 Correct 15 ms 23808 KB Output is correct
22 Correct 15 ms 23808 KB Output is correct
23 Correct 15 ms 23808 KB Output is correct
24 Correct 14 ms 23808 KB Output is correct
25 Correct 14 ms 23808 KB Output is correct
26 Correct 15 ms 23808 KB Output is correct
27 Correct 14 ms 23936 KB Output is correct
28 Correct 17 ms 23936 KB Output is correct
29 Correct 16 ms 23936 KB Output is correct
30 Correct 14 ms 23936 KB Output is correct
31 Correct 14 ms 23936 KB Output is correct
32 Correct 15 ms 23936 KB Output is correct
33 Correct 15 ms 23936 KB Output is correct
34 Correct 15 ms 23808 KB Output is correct
35 Correct 15 ms 23936 KB Output is correct
36 Correct 15 ms 23936 KB Output is correct
37 Correct 15 ms 23936 KB Output is correct
38 Correct 15 ms 23936 KB Output is correct
39 Correct 18 ms 23936 KB Output is correct
40 Correct 18 ms 23928 KB Output is correct
41 Correct 15 ms 23936 KB Output is correct
42 Correct 15 ms 23936 KB Output is correct
43 Correct 15 ms 23808 KB Output is correct
44 Correct 18 ms 23808 KB Output is correct
45 Correct 15 ms 23808 KB Output is correct
46 Correct 17 ms 23808 KB Output is correct
47 Correct 14 ms 23808 KB Output is correct
48 Correct 18 ms 23936 KB Output is correct
49 Correct 14 ms 23808 KB Output is correct
50 Correct 15 ms 23808 KB Output is correct
51 Correct 14 ms 23808 KB Output is correct
52 Correct 17 ms 23808 KB Output is correct
53 Correct 15 ms 23808 KB Output is correct
54 Correct 22 ms 23808 KB Output is correct
55 Correct 14 ms 23808 KB Output is correct
56 Correct 15 ms 23808 KB Output is correct
57 Correct 15 ms 23808 KB Output is correct
58 Correct 15 ms 23808 KB Output is correct
59 Correct 14 ms 23808 KB Output is correct
60 Correct 14 ms 23808 KB Output is correct
61 Correct 16 ms 23808 KB Output is correct
62 Correct 15 ms 23808 KB Output is correct
63 Correct 14 ms 23808 KB Output is correct
64 Correct 17 ms 23808 KB Output is correct
65 Correct 15 ms 23808 KB Output is correct
66 Correct 15 ms 23808 KB Output is correct
67 Correct 14 ms 23808 KB Output is correct
68 Correct 15 ms 23808 KB Output is correct
69 Correct 15 ms 23808 KB Output is correct
70 Correct 14 ms 23808 KB Output is correct
71 Correct 15 ms 23808 KB Output is correct
72 Correct 19 ms 23800 KB Output is correct
73 Correct 14 ms 23808 KB Output is correct
74 Correct 14 ms 23808 KB Output is correct
75 Correct 14 ms 23808 KB Output is correct
76 Correct 14 ms 23808 KB Output is correct
77 Correct 14 ms 23808 KB Output is correct
78 Correct 15 ms 23808 KB Output is correct
79 Correct 17 ms 23936 KB Output is correct
80 Correct 15 ms 23808 KB Output is correct
81 Correct 17 ms 23808 KB Output is correct
82 Correct 15 ms 23808 KB Output is correct
83 Correct 14 ms 23936 KB Output is correct
84 Correct 17 ms 23936 KB Output is correct
85 Correct 15 ms 23936 KB Output is correct
86 Correct 15 ms 23936 KB Output is correct
87 Correct 17 ms 23936 KB Output is correct
88 Correct 17 ms 23936 KB Output is correct
89 Correct 15 ms 23936 KB Output is correct
90 Correct 17 ms 23936 KB Output is correct
91 Correct 15 ms 23936 KB Output is correct
92 Correct 16 ms 23808 KB Output is correct
93 Correct 17 ms 23936 KB Output is correct
94 Correct 14 ms 23936 KB Output is correct
95 Correct 17 ms 23936 KB Output is correct
96 Correct 15 ms 23808 KB Output is correct
97 Correct 17 ms 23800 KB Output is correct
98 Correct 16 ms 23808 KB Output is correct
99 Correct 14 ms 23808 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 23808 KB Output is correct
2 Correct 15 ms 23808 KB Output is correct
3 Correct 17 ms 23808 KB Output is correct
4 Correct 20 ms 23808 KB Output is correct
5 Correct 17 ms 23808 KB Output is correct
6 Correct 15 ms 23808 KB Output is correct
7 Correct 15 ms 23808 KB Output is correct
8 Correct 14 ms 23808 KB Output is correct
9 Correct 19 ms 23808 KB Output is correct
10 Correct 16 ms 23808 KB Output is correct
11 Correct 15 ms 23808 KB Output is correct
12 Correct 15 ms 23808 KB Output is correct
13 Correct 15 ms 23808 KB Output is correct
14 Correct 15 ms 23808 KB Output is correct
15 Correct 14 ms 23808 KB Output is correct
16 Correct 14 ms 23808 KB Output is correct
17 Correct 15 ms 23808 KB Output is correct
18 Correct 17 ms 23808 KB Output is correct
19 Correct 14 ms 23808 KB Output is correct
20 Correct 17 ms 23808 KB Output is correct
21 Correct 15 ms 23808 KB Output is correct
22 Correct 15 ms 23808 KB Output is correct
23 Correct 15 ms 23808 KB Output is correct
24 Correct 14 ms 23808 KB Output is correct
25 Correct 14 ms 23808 KB Output is correct
26 Correct 15 ms 23808 KB Output is correct
27 Correct 14 ms 23936 KB Output is correct
28 Correct 17 ms 23936 KB Output is correct
29 Correct 16 ms 23936 KB Output is correct
30 Correct 14 ms 23936 KB Output is correct
31 Correct 14 ms 23936 KB Output is correct
32 Correct 15 ms 23936 KB Output is correct
33 Correct 15 ms 23936 KB Output is correct
34 Correct 15 ms 23808 KB Output is correct
35 Correct 15 ms 23936 KB Output is correct
36 Correct 15 ms 23936 KB Output is correct
37 Correct 15 ms 23936 KB Output is correct
38 Correct 15 ms 23936 KB Output is correct
39 Correct 18 ms 23936 KB Output is correct
40 Correct 18 ms 23928 KB Output is correct
41 Correct 15 ms 23936 KB Output is correct
42 Correct 15 ms 23936 KB Output is correct
43 Correct 15 ms 23808 KB Output is correct
44 Correct 18 ms 23808 KB Output is correct
45 Correct 15 ms 23808 KB Output is correct
46 Correct 17 ms 23808 KB Output is correct
47 Correct 14 ms 23808 KB Output is correct
48 Correct 17 ms 23808 KB Output is correct
49 Correct 15 ms 23808 KB Output is correct
50 Correct 15 ms 23808 KB Output is correct
51 Correct 15 ms 23808 KB Output is correct
52 Correct 14 ms 23860 KB Output is correct
53 Correct 14 ms 23808 KB Output is correct
54 Correct 17 ms 23808 KB Output is correct
55 Correct 17 ms 23808 KB Output is correct
56 Correct 18 ms 23808 KB Output is correct
57 Correct 17 ms 23808 KB Output is correct
58 Correct 14 ms 23808 KB Output is correct
59 Correct 14 ms 23936 KB Output is correct
60 Correct 15 ms 23808 KB Output is correct
61 Correct 19 ms 23808 KB Output is correct
62 Correct 14 ms 23808 KB Output is correct
63 Correct 14 ms 23808 KB Output is correct
64 Correct 15 ms 23808 KB Output is correct
65 Correct 15 ms 23808 KB Output is correct
66 Correct 14 ms 23808 KB Output is correct
67 Correct 14 ms 23808 KB Output is correct
68 Correct 40 ms 30584 KB Output is correct
69 Correct 81 ms 37240 KB Output is correct
70 Correct 17 ms 23808 KB Output is correct
71 Correct 91 ms 44024 KB Output is correct
72 Correct 125 ms 50808 KB Output is correct
73 Correct 151 ms 57592 KB Output is correct
74 Correct 186 ms 64376 KB Output is correct
75 Correct 206 ms 71160 KB Output is correct
76 Correct 232 ms 77944 KB Output is correct
77 Correct 244 ms 84728 KB Output is correct
78 Correct 285 ms 91512 KB Output is correct
79 Correct 312 ms 98296 KB Output is correct
80 Correct 352 ms 105080 KB Output is correct
81 Correct 19 ms 23808 KB Output is correct
82 Correct 360 ms 111736 KB Output is correct
83 Correct 392 ms 118520 KB Output is correct
84 Correct 403 ms 125304 KB Output is correct
85 Correct 434 ms 132088 KB Output is correct
86 Correct 459 ms 138744 KB Output is correct
87 Correct 496 ms 145776 KB Output is correct
88 Correct 529 ms 152312 KB Output is correct
89 Correct 544 ms 159224 KB Output is correct
90 Correct 15 ms 23808 KB Output is correct
91 Correct 14 ms 23808 KB Output is correct
92 Correct 19 ms 23808 KB Output is correct
93 Correct 17 ms 23808 KB Output is correct
94 Correct 18 ms 23808 KB Output is correct
95 Correct 18 ms 23936 KB Output is correct
96 Correct 14 ms 23808 KB Output is correct
97 Correct 15 ms 23808 KB Output is correct
98 Correct 14 ms 23808 KB Output is correct
99 Correct 17 ms 23808 KB Output is correct
100 Correct 15 ms 23808 KB Output is correct
101 Correct 22 ms 23808 KB Output is correct
102 Correct 14 ms 23808 KB Output is correct
103 Correct 15 ms 23808 KB Output is correct
104 Correct 15 ms 23808 KB Output is correct
105 Correct 15 ms 23808 KB Output is correct
106 Correct 14 ms 23808 KB Output is correct
107 Correct 14 ms 23808 KB Output is correct
108 Correct 16 ms 23808 KB Output is correct
109 Correct 15 ms 23808 KB Output is correct
110 Correct 14 ms 23808 KB Output is correct
111 Correct 17 ms 23808 KB Output is correct
112 Correct 15 ms 23808 KB Output is correct
113 Correct 15 ms 23808 KB Output is correct
114 Correct 14 ms 23808 KB Output is correct
115 Correct 15 ms 23808 KB Output is correct
116 Correct 15 ms 23808 KB Output is correct
117 Correct 14 ms 23808 KB Output is correct
118 Correct 15 ms 23808 KB Output is correct
119 Correct 19 ms 23800 KB Output is correct
120 Correct 14 ms 23808 KB Output is correct
121 Correct 14 ms 23808 KB Output is correct
122 Correct 14 ms 23808 KB Output is correct
123 Correct 14 ms 23808 KB Output is correct
124 Correct 14 ms 23808 KB Output is correct
125 Correct 15 ms 23808 KB Output is correct
126 Correct 17 ms 23936 KB Output is correct
127 Correct 15 ms 23808 KB Output is correct
128 Correct 17 ms 23808 KB Output is correct
129 Correct 15 ms 23808 KB Output is correct
130 Correct 14 ms 23936 KB Output is correct
131 Correct 17 ms 23936 KB Output is correct
132 Correct 15 ms 23936 KB Output is correct
133 Correct 15 ms 23936 KB Output is correct
134 Correct 17 ms 23936 KB Output is correct
135 Correct 17 ms 23936 KB Output is correct
136 Correct 15 ms 23936 KB Output is correct
137 Correct 17 ms 23936 KB Output is correct
138 Correct 15 ms 23936 KB Output is correct
139 Correct 16 ms 23808 KB Output is correct
140 Correct 17 ms 23936 KB Output is correct
141 Correct 14 ms 23936 KB Output is correct
142 Correct 17 ms 23936 KB Output is correct
143 Correct 15 ms 23808 KB Output is correct
144 Correct 17 ms 23800 KB Output is correct
145 Correct 16 ms 23808 KB Output is correct
146 Correct 14 ms 23808 KB Output is correct
147 Correct 16 ms 23808 KB Output is correct
148 Correct 15 ms 23936 KB Output is correct
149 Correct 17 ms 23808 KB Output is correct
150 Correct 17 ms 23808 KB Output is correct
151 Correct 20 ms 23808 KB Output is correct
152 Correct 17 ms 23808 KB Output is correct
153 Correct 15 ms 23808 KB Output is correct
154 Correct 17 ms 23808 KB Output is correct
155 Correct 19 ms 23808 KB Output is correct
156 Correct 14 ms 23808 KB Output is correct
157 Correct 17 ms 23808 KB Output is correct
158 Correct 16 ms 23808 KB Output is correct
159 Correct 16 ms 23808 KB Output is correct
160 Correct 15 ms 23808 KB Output is correct
161 Correct 15 ms 23808 KB Output is correct
162 Correct 14 ms 23808 KB Output is correct
163 Correct 14 ms 23808 KB Output is correct
164 Correct 14 ms 23808 KB Output is correct
165 Correct 14 ms 23808 KB Output is correct
166 Correct 15 ms 23808 KB Output is correct
167 Correct 14 ms 23808 KB Output is correct
168 Correct 14 ms 23808 KB Output is correct
169 Correct 14 ms 23936 KB Output is correct
170 Correct 20 ms 23808 KB Output is correct
171 Correct 46 ms 27512 KB Output is correct
172 Correct 88 ms 31224 KB Output is correct
173 Correct 142 ms 34792 KB Output is correct
174 Correct 197 ms 38532 KB Output is correct
175 Correct 250 ms 42232 KB Output is correct
176 Correct 313 ms 45944 KB Output is correct
177 Correct 372 ms 49528 KB Output is correct
178 Correct 445 ms 53112 KB Output is correct
179 Correct 536 ms 56824 KB Output is correct
180 Correct 15 ms 23808 KB Output is correct
181 Correct 575 ms 60536 KB Output is correct
182 Correct 736 ms 64248 KB Output is correct
183 Correct 700 ms 67832 KB Output is correct
184 Correct 746 ms 71544 KB Output is correct
185 Correct 906 ms 75260 KB Output is correct
186 Correct 905 ms 79096 KB Output is correct
187 Correct 973 ms 82532 KB Output is correct
188 Correct 1148 ms 86116 KB Output is correct
189 Correct 1283 ms 89592 KB Output is correct
190 Correct 1192 ms 93564 KB Output is correct
191 Correct 14 ms 23808 KB Output is correct
192 Correct 1213 ms 96760 KB Output is correct
193 Correct 263 ms 90232 KB Output is correct
194 Correct 517 ms 156576 KB Output is correct
195 Correct 14 ms 23808 KB Output is correct
196 Correct 17 ms 23808 KB Output is correct
197 Correct 16 ms 23808 KB Output is correct
198 Correct 14 ms 23808 KB Output is correct