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Submission #345025

# Submission time Handle Problem Language Result Execution time Memory
345025 2021-01-06T21:53:29 Z DavidZ122 Traffic (IOI10_traffic) C++14
100 / 100
 1168 ms 159084 KB 
#include "traffic.h"
#include <bits/stdc++.h>

using namespace std;
const int MX = 1e6;
const int INF = 2e9 + 1;

int fans = 0;

vector<int> g[MX], nodes(MX), people(MX), children(MX);

void dfs (int v, int parent) {

    for (auto x: g[v]) {
        if (x == parent) continue;
        dfs(x, v);
        children[v] += children[x];
        people[v] = max(people[v], children[x]);
    }

    people[v] = max(people[v], fans - children[v] - nodes[v]);

    children[v] += nodes[v];
}

int LocateCentre (int n, int p[], int d[], int s[]) {
    for (int i = 0; i < n; i++) {
        fans += p[i];
        nodes[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, -1);

    int sol = INF, res = -1;

    for (int i = 0; i < n; i++) {
        if (people[i] < sol) {
            res = i;
            sol = people[i];
        }
    }

    return res;
}

Subtask #1
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 24 ms 35564 KB Output is correct
2 Correct 24 ms 35564 KB Output is correct
3 Correct 24 ms 35564 KB Output is correct
4 Correct 24 ms 35564 KB Output is correct
5 Correct 24 ms 35584 KB Output is correct
6 Correct 23 ms 35564 KB Output is correct
7 Correct 27 ms 35564 KB Output is correct
8 Correct 24 ms 35564 KB Output is correct
9 Correct 24 ms 35564 KB Output is correct
10 Correct 24 ms 35564 KB Output is correct
11 Correct 25 ms 35564 KB Output is correct
12 Correct 24 ms 35564 KB Output is correct
13 Correct 24 ms 35564 KB Output is correct
14 Correct 24 ms 35564 KB Output is correct
15 Correct 24 ms 35564 KB Output is correct
16 Correct 24 ms 35564 KB Output is correct
17 Correct 24 ms 35564 KB Output is correct
18 Correct 27 ms 35692 KB Output is correct
19 Correct 24 ms 35564 KB Output is correct
20 Correct 23 ms 35564 KB Output is correct
21 Correct 24 ms 35564 KB Output is correct
22 Correct 24 ms 35564 KB Output is correct
23 Correct 24 ms 35564 KB Output is correct
24 Correct 25 ms 35564 KB Output is correct
25 Correct 24 ms 35564 KB Output is correct
26 Correct 24 ms 35564 KB Output is correct
27 Correct 25 ms 35564 KB Output is correct
28 Correct 24 ms 35564 KB Output is correct
29 Correct 24 ms 35564 KB Output is correct
30 Correct 24 ms 35564 KB Output is correct
31 Correct 27 ms 35564 KB Output is correct
32 Correct 24 ms 35564 KB Output is correct
33 Correct 24 ms 35692 KB Output is correct
34 Correct 24 ms 35564 KB Output is correct
35 Correct 24 ms 35692 KB Output is correct
36 Correct 24 ms 35692 KB Output is correct
37 Correct 24 ms 35692 KB Output is correct
38 Correct 24 ms 35692 KB Output is correct
39 Correct 24 ms 35692 KB Output is correct
40 Correct 25 ms 35692 KB Output is correct
41 Correct 24 ms 35712 KB Output is correct
42 Correct 24 ms 35692 KB Output is correct
43 Correct 24 ms 35564 KB Output is correct
44 Correct 23 ms 35564 KB Output is correct
45 Correct 24 ms 35712 KB Output is correct
46 Correct 24 ms 35692 KB Output is correct
47 Correct 24 ms 35564 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 24 ms 35564 KB Output is correct
2 Correct 24 ms 35564 KB Output is correct
3 Correct 24 ms 35564 KB Output is correct
4 Correct 24 ms 35564 KB Output is correct
5 Correct 24 ms 35584 KB Output is correct
6 Correct 23 ms 35564 KB Output is correct
7 Correct 27 ms 35564 KB Output is correct
8 Correct 24 ms 35564 KB Output is correct
9 Correct 24 ms 35564 KB Output is correct
10 Correct 24 ms 35564 KB Output is correct
11 Correct 25 ms 35564 KB Output is correct
12 Correct 24 ms 35564 KB Output is correct
13 Correct 24 ms 35564 KB Output is correct
14 Correct 24 ms 35564 KB Output is correct
15 Correct 24 ms 35564 KB Output is correct
16 Correct 24 ms 35564 KB Output is correct
17 Correct 24 ms 35564 KB Output is correct
18 Correct 27 ms 35692 KB Output is correct
19 Correct 24 ms 35564 KB Output is correct
20 Correct 23 ms 35564 KB Output is correct
21 Correct 24 ms 35564 KB Output is correct
22 Correct 24 ms 35564 KB Output is correct
23 Correct 24 ms 35564 KB Output is correct
24 Correct 25 ms 35564 KB Output is correct
25 Correct 24 ms 35564 KB Output is correct
26 Correct 24 ms 35564 KB Output is correct
27 Correct 25 ms 35564 KB Output is correct
28 Correct 24 ms 35564 KB Output is correct
29 Correct 24 ms 35564 KB Output is correct
30 Correct 24 ms 35564 KB Output is correct
31 Correct 27 ms 35564 KB Output is correct
32 Correct 24 ms 35564 KB Output is correct
33 Correct 24 ms 35692 KB Output is correct
34 Correct 24 ms 35564 KB Output is correct
35 Correct 24 ms 35692 KB Output is correct
36 Correct 24 ms 35692 KB Output is correct
37 Correct 24 ms 35692 KB Output is correct
38 Correct 24 ms 35692 KB Output is correct
39 Correct 24 ms 35692 KB Output is correct
40 Correct 25 ms 35692 KB Output is correct
41 Correct 24 ms 35712 KB Output is correct
42 Correct 24 ms 35692 KB Output is correct
43 Correct 24 ms 35564 KB Output is correct
44 Correct 23 ms 35564 KB Output is correct
45 Correct 24 ms 35712 KB Output is correct
46 Correct 24 ms 35692 KB Output is correct
47 Correct 24 ms 35564 KB Output is correct
48 Correct 24 ms 35536 KB Output is correct
49 Correct 24 ms 35564 KB Output is correct
50 Correct 24 ms 35564 KB Output is correct
51 Correct 23 ms 35564 KB Output is correct
52 Correct 24 ms 35564 KB Output is correct
53 Correct 24 ms 35564 KB Output is correct
54 Correct 24 ms 35564 KB Output is correct
55 Correct 24 ms 35564 KB Output is correct
56 Correct 27 ms 35564 KB Output is correct
57 Correct 25 ms 35564 KB Output is correct
58 Correct 24 ms 35564 KB Output is correct
59 Correct 24 ms 35584 KB Output is correct
60 Correct 24 ms 35564 KB Output is correct
61 Correct 23 ms 35564 KB Output is correct
62 Correct 23 ms 35564 KB Output is correct
63 Correct 24 ms 35564 KB Output is correct
64 Correct 24 ms 35564 KB Output is correct
65 Correct 24 ms 35564 KB Output is correct
66 Correct 24 ms 35564 KB Output is correct
67 Correct 24 ms 35564 KB Output is correct
68 Correct 48 ms 41708 KB Output is correct
69 Correct 70 ms 47852 KB Output is correct
70 Correct 23 ms 35564 KB Output is correct
71 Correct 117 ms 53996 KB Output is correct
72 Correct 125 ms 60288 KB Output is correct
73 Correct 138 ms 66412 KB Output is correct
74 Correct 165 ms 72576 KB Output is correct
75 Correct 222 ms 78700 KB Output is correct
76 Correct 212 ms 84972 KB Output is correct
77 Correct 237 ms 91244 KB Output is correct
78 Correct 258 ms 97388 KB Output is correct
79 Correct 281 ms 103552 KB Output is correct
80 Correct 312 ms 109804 KB Output is correct
81 Correct 24 ms 35564 KB Output is correct
82 Correct 350 ms 115948 KB Output is correct
83 Correct 351 ms 122092 KB Output is correct
84 Correct 373 ms 128236 KB Output is correct
85 Correct 416 ms 134540 KB Output is correct
86 Correct 427 ms 140652 KB Output is correct
87 Correct 508 ms 146796 KB Output is correct
88 Correct 469 ms 153068 KB Output is correct
89 Correct 498 ms 159084 KB Output is correct
90 Correct 23 ms 35564 KB Output is correct
91 Correct 24 ms 35564 KB Output is correct
92 Correct 24 ms 35564 KB Output is correct
93 Correct 23 ms 35564 KB Output is correct
94 Correct 23 ms 35564 KB Output is correct

Subtask #3
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 24 ms 35564 KB Output is correct
2 Correct 24 ms 35564 KB Output is correct
3 Correct 24 ms 35564 KB Output is correct
4 Correct 24 ms 35564 KB Output is correct
5 Correct 24 ms 35584 KB Output is correct
6 Correct 23 ms 35564 KB Output is correct
7 Correct 27 ms 35564 KB Output is correct
8 Correct 24 ms 35564 KB Output is correct
9 Correct 24 ms 35564 KB Output is correct
10 Correct 24 ms 35564 KB Output is correct
11 Correct 25 ms 35564 KB Output is correct
12 Correct 24 ms 35564 KB Output is correct
13 Correct 24 ms 35564 KB Output is correct
14 Correct 24 ms 35564 KB Output is correct
15 Correct 24 ms 35564 KB Output is correct
16 Correct 24 ms 35564 KB Output is correct
17 Correct 24 ms 35564 KB Output is correct
18 Correct 27 ms 35692 KB Output is correct
19 Correct 24 ms 35564 KB Output is correct
20 Correct 23 ms 35564 KB Output is correct
21 Correct 24 ms 35564 KB Output is correct
22 Correct 24 ms 35564 KB Output is correct
23 Correct 24 ms 35564 KB Output is correct
24 Correct 25 ms 35564 KB Output is correct
25 Correct 24 ms 35564 KB Output is correct
26 Correct 24 ms 35564 KB Output is correct
27 Correct 25 ms 35564 KB Output is correct
28 Correct 24 ms 35564 KB Output is correct
29 Correct 24 ms 35564 KB Output is correct
30 Correct 24 ms 35564 KB Output is correct
31 Correct 27 ms 35564 KB Output is correct
32 Correct 24 ms 35564 KB Output is correct
33 Correct 24 ms 35692 KB Output is correct
34 Correct 24 ms 35564 KB Output is correct
35 Correct 24 ms 35692 KB Output is correct
36 Correct 24 ms 35692 KB Output is correct
37 Correct 24 ms 35692 KB Output is correct
38 Correct 24 ms 35692 KB Output is correct
39 Correct 24 ms 35692 KB Output is correct
40 Correct 25 ms 35692 KB Output is correct
41 Correct 24 ms 35712 KB Output is correct
42 Correct 24 ms 35692 KB Output is correct
43 Correct 24 ms 35564 KB Output is correct
44 Correct 23 ms 35564 KB Output is correct
45 Correct 24 ms 35712 KB Output is correct
46 Correct 24 ms 35692 KB Output is correct
47 Correct 24 ms 35564 KB Output is correct
48 Correct 22 ms 35564 KB Output is correct
49 Correct 23 ms 35564 KB Output is correct
50 Correct 23 ms 35564 KB Output is correct
51 Correct 23 ms 35564 KB Output is correct
52 Correct 23 ms 35564 KB Output is correct
53 Correct 23 ms 35564 KB Output is correct
54 Correct 23 ms 35564 KB Output is correct
55 Correct 24 ms 35564 KB Output is correct
56 Correct 23 ms 35564 KB Output is correct
57 Correct 23 ms 35564 KB Output is correct
58 Correct 26 ms 35692 KB Output is correct
59 Correct 23 ms 35564 KB Output is correct
60 Correct 27 ms 35564 KB Output is correct
61 Correct 23 ms 35564 KB Output is correct
62 Correct 24 ms 35564 KB Output is correct
63 Correct 24 ms 35564 KB Output is correct
64 Correct 25 ms 35692 KB Output is correct
65 Correct 27 ms 35564 KB Output is correct
66 Correct 23 ms 35564 KB Output is correct
67 Correct 24 ms 35564 KB Output is correct
68 Correct 24 ms 35564 KB Output is correct
69 Correct 23 ms 35564 KB Output is correct
70 Correct 24 ms 35564 KB Output is correct
71 Correct 25 ms 35564 KB Output is correct
72 Correct 23 ms 35564 KB Output is correct
73 Correct 24 ms 35564 KB Output is correct
74 Correct 24 ms 35564 KB Output is correct
75 Correct 23 ms 35564 KB Output is correct
76 Correct 24 ms 35692 KB Output is correct
77 Correct 26 ms 35564 KB Output is correct
78 Correct 23 ms 35564 KB Output is correct
79 Correct 24 ms 35564 KB Output is correct
80 Correct 23 ms 35564 KB Output is correct
81 Correct 24 ms 35564 KB Output is correct
82 Correct 23 ms 35564 KB Output is correct
83 Correct 24 ms 35564 KB Output is correct
84 Correct 26 ms 35692 KB Output is correct
85 Correct 23 ms 35564 KB Output is correct
86 Correct 23 ms 35564 KB Output is correct
87 Correct 24 ms 35564 KB Output is correct
88 Correct 23 ms 35564 KB Output is correct
89 Correct 24 ms 35576 KB Output is correct
90 Correct 23 ms 35564 KB Output is correct
91 Correct 28 ms 35564 KB Output is correct
92 Correct 23 ms 35564 KB Output is correct
93 Correct 23 ms 35588 KB Output is correct
94 Correct 25 ms 35564 KB Output is correct
95 Correct 24 ms 35692 KB Output is correct
96 Correct 23 ms 35564 KB Output is correct
97 Correct 23 ms 35564 KB Output is correct
98 Correct 28 ms 35564 KB Output is correct
99 Correct 24 ms 35564 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 24 ms 35564 KB Output is correct
2 Correct 24 ms 35564 KB Output is correct
3 Correct 24 ms 35564 KB Output is correct
4 Correct 24 ms 35564 KB Output is correct
5 Correct 24 ms 35584 KB Output is correct
6 Correct 23 ms 35564 KB Output is correct
7 Correct 27 ms 35564 KB Output is correct
8 Correct 24 ms 35564 KB Output is correct
9 Correct 24 ms 35564 KB Output is correct
10 Correct 24 ms 35564 KB Output is correct
11 Correct 25 ms 35564 KB Output is correct
12 Correct 24 ms 35564 KB Output is correct
13 Correct 24 ms 35564 KB Output is correct
14 Correct 24 ms 35564 KB Output is correct
15 Correct 24 ms 35564 KB Output is correct
16 Correct 24 ms 35564 KB Output is correct
17 Correct 24 ms 35564 KB Output is correct
18 Correct 27 ms 35692 KB Output is correct
19 Correct 24 ms 35564 KB Output is correct
20 Correct 23 ms 35564 KB Output is correct
21 Correct 24 ms 35564 KB Output is correct
22 Correct 24 ms 35564 KB Output is correct
23 Correct 24 ms 35564 KB Output is correct
24 Correct 25 ms 35564 KB Output is correct
25 Correct 24 ms 35564 KB Output is correct
26 Correct 24 ms 35564 KB Output is correct
27 Correct 25 ms 35564 KB Output is correct
28 Correct 24 ms 35564 KB Output is correct
29 Correct 24 ms 35564 KB Output is correct
30 Correct 24 ms 35564 KB Output is correct
31 Correct 27 ms 35564 KB Output is correct
32 Correct 24 ms 35564 KB Output is correct
33 Correct 24 ms 35692 KB Output is correct
34 Correct 24 ms 35564 KB Output is correct
35 Correct 24 ms 35692 KB Output is correct
36 Correct 24 ms 35692 KB Output is correct
37 Correct 24 ms 35692 KB Output is correct
38 Correct 24 ms 35692 KB Output is correct
39 Correct 24 ms 35692 KB Output is correct
40 Correct 25 ms 35692 KB Output is correct
41 Correct 24 ms 35712 KB Output is correct
42 Correct 24 ms 35692 KB Output is correct
43 Correct 24 ms 35564 KB Output is correct
44 Correct 23 ms 35564 KB Output is correct
45 Correct 24 ms 35712 KB Output is correct
46 Correct 24 ms 35692 KB Output is correct
47 Correct 24 ms 35564 KB Output is correct
48 Correct 24 ms 35536 KB Output is correct
49 Correct 24 ms 35564 KB Output is correct
50 Correct 24 ms 35564 KB Output is correct
51 Correct 23 ms 35564 KB Output is correct
52 Correct 24 ms 35564 KB Output is correct
53 Correct 24 ms 35564 KB Output is correct
54 Correct 24 ms 35564 KB Output is correct
55 Correct 24 ms 35564 KB Output is correct
56 Correct 27 ms 35564 KB Output is correct
57 Correct 25 ms 35564 KB Output is correct
58 Correct 24 ms 35564 KB Output is correct
59 Correct 24 ms 35584 KB Output is correct
60 Correct 24 ms 35564 KB Output is correct
61 Correct 23 ms 35564 KB Output is correct
62 Correct 23 ms 35564 KB Output is correct
63 Correct 24 ms 35564 KB Output is correct
64 Correct 24 ms 35564 KB Output is correct
65 Correct 24 ms 35564 KB Output is correct
66 Correct 24 ms 35564 KB Output is correct
67 Correct 24 ms 35564 KB Output is correct
68 Correct 48 ms 41708 KB Output is correct
69 Correct 70 ms 47852 KB Output is correct
70 Correct 23 ms 35564 KB Output is correct
71 Correct 117 ms 53996 KB Output is correct
72 Correct 125 ms 60288 KB Output is correct
73 Correct 138 ms 66412 KB Output is correct
74 Correct 165 ms 72576 KB Output is correct
75 Correct 222 ms 78700 KB Output is correct
76 Correct 212 ms 84972 KB Output is correct
77 Correct 237 ms 91244 KB Output is correct
78 Correct 258 ms 97388 KB Output is correct
79 Correct 281 ms 103552 KB Output is correct
80 Correct 312 ms 109804 KB Output is correct
81 Correct 24 ms 35564 KB Output is correct
82 Correct 350 ms 115948 KB Output is correct
83 Correct 351 ms 122092 KB Output is correct
84 Correct 373 ms 128236 KB Output is correct
85 Correct 416 ms 134540 KB Output is correct
86 Correct 427 ms 140652 KB Output is correct
87 Correct 508 ms 146796 KB Output is correct
88 Correct 469 ms 153068 KB Output is correct
89 Correct 498 ms 159084 KB Output is correct
90 Correct 23 ms 35564 KB Output is correct
91 Correct 24 ms 35564 KB Output is correct
92 Correct 24 ms 35564 KB Output is correct
93 Correct 23 ms 35564 KB Output is correct
94 Correct 23 ms 35564 KB Output is correct
95 Correct 22 ms 35564 KB Output is correct
96 Correct 23 ms 35564 KB Output is correct
97 Correct 23 ms 35564 KB Output is correct
98 Correct 23 ms 35564 KB Output is correct
99 Correct 23 ms 35564 KB Output is correct
100 Correct 23 ms 35564 KB Output is correct
101 Correct 23 ms 35564 KB Output is correct
102 Correct 24 ms 35564 KB Output is correct
103 Correct 23 ms 35564 KB Output is correct
104 Correct 23 ms 35564 KB Output is correct
105 Correct 26 ms 35692 KB Output is correct
106 Correct 23 ms 35564 KB Output is correct
107 Correct 27 ms 35564 KB Output is correct
108 Correct 23 ms 35564 KB Output is correct
109 Correct 24 ms 35564 KB Output is correct
110 Correct 24 ms 35564 KB Output is correct
111 Correct 25 ms 35692 KB Output is correct
112 Correct 27 ms 35564 KB Output is correct
113 Correct 23 ms 35564 KB Output is correct
114 Correct 24 ms 35564 KB Output is correct
115 Correct 24 ms 35564 KB Output is correct
116 Correct 23 ms 35564 KB Output is correct
117 Correct 24 ms 35564 KB Output is correct
118 Correct 25 ms 35564 KB Output is correct
119 Correct 23 ms 35564 KB Output is correct
120 Correct 24 ms 35564 KB Output is correct
121 Correct 24 ms 35564 KB Output is correct
122 Correct 23 ms 35564 KB Output is correct
123 Correct 24 ms 35692 KB Output is correct
124 Correct 26 ms 35564 KB Output is correct
125 Correct 23 ms 35564 KB Output is correct
126 Correct 24 ms 35564 KB Output is correct
127 Correct 23 ms 35564 KB Output is correct
128 Correct 24 ms 35564 KB Output is correct
129 Correct 23 ms 35564 KB Output is correct
130 Correct 24 ms 35564 KB Output is correct
131 Correct 26 ms 35692 KB Output is correct
132 Correct 23 ms 35564 KB Output is correct
133 Correct 23 ms 35564 KB Output is correct
134 Correct 24 ms 35564 KB Output is correct
135 Correct 23 ms 35564 KB Output is correct
136 Correct 24 ms 35576 KB Output is correct
137 Correct 23 ms 35564 KB Output is correct
138 Correct 28 ms 35564 KB Output is correct
139 Correct 23 ms 35564 KB Output is correct
140 Correct 23 ms 35588 KB Output is correct
141 Correct 25 ms 35564 KB Output is correct
142 Correct 24 ms 35692 KB Output is correct
143 Correct 23 ms 35564 KB Output is correct
144 Correct 23 ms 35564 KB Output is correct
145 Correct 28 ms 35564 KB Output is correct
146 Correct 24 ms 35564 KB Output is correct
147 Correct 23 ms 35564 KB Output is correct
148 Correct 23 ms 35564 KB Output is correct
149 Correct 23 ms 35564 KB Output is correct
150 Correct 24 ms 35564 KB Output is correct
151 Correct 23 ms 35564 KB Output is correct
152 Correct 28 ms 35564 KB Output is correct
153 Correct 23 ms 35564 KB Output is correct
154 Correct 23 ms 35564 KB Output is correct
155 Correct 24 ms 35564 KB Output is correct
156 Correct 24 ms 35564 KB Output is correct
157 Correct 23 ms 35564 KB Output is correct
158 Correct 23 ms 35564 KB Output is correct
159 Correct 25 ms 35608 KB Output is correct
160 Correct 24 ms 35564 KB Output is correct
161 Correct 24 ms 35564 KB Output is correct
162 Correct 25 ms 35564 KB Output is correct
163 Correct 24 ms 35564 KB Output is correct
164 Correct 23 ms 35564 KB Output is correct
165 Correct 28 ms 35564 KB Output is correct
166 Correct 23 ms 35564 KB Output is correct
167 Correct 24 ms 35692 KB Output is correct
168 Correct 24 ms 35564 KB Output is correct
169 Correct 24 ms 35564 KB Output is correct
170 Correct 24 ms 35564 KB Output is correct
171 Correct 50 ms 38636 KB Output is correct
172 Correct 88 ms 41580 KB Output is correct
173 Correct 141 ms 44652 KB Output is correct
174 Correct 215 ms 47852 KB Output is correct
175 Correct 265 ms 50924 KB Output is correct
176 Correct 309 ms 54124 KB Output is correct
177 Correct 367 ms 57196 KB Output is correct
178 Correct 478 ms 60140 KB Output is correct
179 Correct 469 ms 63212 KB Output is correct
180 Correct 24 ms 35564 KB Output is correct
181 Correct 546 ms 66284 KB Output is correct
182 Correct 590 ms 69356 KB Output is correct
183 Correct 696 ms 72592 KB Output is correct
184 Correct 714 ms 75576 KB Output is correct
185 Correct 788 ms 78700 KB Output is correct
186 Correct 870 ms 81768 KB Output is correct
187 Correct 915 ms 84716 KB Output is correct
188 Correct 983 ms 88084 KB Output is correct
189 Correct 1059 ms 90988 KB Output is correct
190 Correct 1109 ms 94060 KB Output is correct
191 Correct 22 ms 35564 KB Output is correct
192 Correct 1168 ms 96932 KB Output is correct
193 Correct 251 ms 96108 KB Output is correct
194 Correct 478 ms 156908 KB Output is correct
195 Correct 22 ms 35564 KB Output is correct
196 Correct 22 ms 35564 KB Output is correct
197 Correct 22 ms 35436 KB Output is correct
198 Correct 22 ms 35564 KB Output is correct