oj.uz

Submission #586415

# Submission time Handle Problem Language Result Execution time Memory
586415 2022-06-30T08:35:39 Z blue Traffic (IOI10_traffic) C++17
100 / 100
 938 ms 170696 KB 
#include "traffic.h"
#include <vector>
using namespace std;

using vi = vector<int>;
using vvi = vector<vi>;
using ll = long long;
using vll = vector<ll>;

const int mx = 1'000'000;
const ll inf = 1'000'000'000'000'000'000LL;

int N;
vll pop(mx);
ll tot = 0;
vi edge[mx];

int res = -1;
ll cost = inf;

void dfs(int u, int p)
{
   ll curr = 0;

   for(int v : edge[u])
   {
      if(v == p)
         continue;

      dfs(v, u);
      pop[u] += pop[v];
      curr = max(curr, pop[v]);
   }

   curr = max(curr, tot - pop[u]);

   if(curr < cost)
   {
      res = u;
      cost = curr;
   }
}

int LocateCentre(int N_, int pp[], int S[], int D[]) 
{
   N = N_;

   for(int i = 0; i < N; i++)
   {
      pop[i] = pp[i];
      tot += pop[i];
   }

   for(int e = 0; e < N-1; e++)
   {
      edge[S[e]].push_back(D[e]);
      edge[D[e]].push_back(S[e]);
   }

   dfs(0, -1);

   return res;
}

Subtask #1
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 31572 KB Output is correct
2 Correct 17 ms 31524 KB Output is correct
3 Correct 19 ms 31544 KB Output is correct
4 Correct 20 ms 31528 KB Output is correct
5 Correct 16 ms 31572 KB Output is correct
6 Correct 15 ms 31572 KB Output is correct
7 Correct 31 ms 31572 KB Output is correct
8 Correct 17 ms 31572 KB Output is correct
9 Correct 21 ms 31608 KB Output is correct
10 Correct 19 ms 31596 KB Output is correct
11 Correct 15 ms 31576 KB Output is correct
12 Correct 17 ms 31572 KB Output is correct
13 Correct 16 ms 31616 KB Output is correct
14 Correct 17 ms 31608 KB Output is correct
15 Correct 20 ms 31564 KB Output is correct
16 Correct 17 ms 31572 KB Output is correct
17 Correct 15 ms 31544 KB Output is correct
18 Correct 30 ms 31628 KB Output is correct
19 Correct 21 ms 31624 KB Output is correct
20 Correct 19 ms 31608 KB Output is correct
21 Correct 16 ms 31572 KB Output is correct
22 Correct 14 ms 31584 KB Output is correct
23 Correct 15 ms 31592 KB Output is correct
24 Correct 17 ms 31648 KB Output is correct
25 Correct 17 ms 31572 KB Output is correct
26 Correct 16 ms 31632 KB Output is correct
27 Correct 15 ms 31572 KB Output is correct
28 Correct 17 ms 31624 KB Output is correct
29 Correct 18 ms 31624 KB Output is correct
30 Correct 21 ms 31624 KB Output is correct
31 Correct 16 ms 31572 KB Output is correct
32 Correct 16 ms 31648 KB Output is correct
33 Correct 16 ms 31700 KB Output is correct
34 Correct 17 ms 31572 KB Output is correct
35 Correct 16 ms 31700 KB Output is correct
36 Correct 16 ms 31628 KB Output is correct
37 Correct 15 ms 31700 KB Output is correct
38 Correct 17 ms 31724 KB Output is correct
39 Correct 20 ms 31724 KB Output is correct
40 Correct 17 ms 31624 KB Output is correct
41 Correct 17 ms 31700 KB Output is correct
42 Correct 17 ms 31700 KB Output is correct
43 Correct 15 ms 31572 KB Output is correct
44 Correct 17 ms 31596 KB Output is correct
45 Correct 21 ms 31572 KB Output is correct
46 Correct 17 ms 31572 KB Output is correct
47 Correct 15 ms 31572 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 31572 KB Output is correct
2 Correct 17 ms 31524 KB Output is correct
3 Correct 19 ms 31544 KB Output is correct
4 Correct 20 ms 31528 KB Output is correct
5 Correct 16 ms 31572 KB Output is correct
6 Correct 15 ms 31572 KB Output is correct
7 Correct 31 ms 31572 KB Output is correct
8 Correct 17 ms 31572 KB Output is correct
9 Correct 21 ms 31608 KB Output is correct
10 Correct 19 ms 31596 KB Output is correct
11 Correct 15 ms 31576 KB Output is correct
12 Correct 17 ms 31572 KB Output is correct
13 Correct 16 ms 31616 KB Output is correct
14 Correct 17 ms 31608 KB Output is correct
15 Correct 20 ms 31564 KB Output is correct
16 Correct 17 ms 31572 KB Output is correct
17 Correct 15 ms 31544 KB Output is correct
18 Correct 30 ms 31628 KB Output is correct
19 Correct 21 ms 31624 KB Output is correct
20 Correct 19 ms 31608 KB Output is correct
21 Correct 16 ms 31572 KB Output is correct
22 Correct 14 ms 31584 KB Output is correct
23 Correct 15 ms 31592 KB Output is correct
24 Correct 17 ms 31648 KB Output is correct
25 Correct 17 ms 31572 KB Output is correct
26 Correct 16 ms 31632 KB Output is correct
27 Correct 15 ms 31572 KB Output is correct
28 Correct 17 ms 31624 KB Output is correct
29 Correct 18 ms 31624 KB Output is correct
30 Correct 21 ms 31624 KB Output is correct
31 Correct 16 ms 31572 KB Output is correct
32 Correct 16 ms 31648 KB Output is correct
33 Correct 16 ms 31700 KB Output is correct
34 Correct 17 ms 31572 KB Output is correct
35 Correct 16 ms 31700 KB Output is correct
36 Correct 16 ms 31628 KB Output is correct
37 Correct 15 ms 31700 KB Output is correct
38 Correct 17 ms 31724 KB Output is correct
39 Correct 20 ms 31724 KB Output is correct
40 Correct 17 ms 31624 KB Output is correct
41 Correct 17 ms 31700 KB Output is correct
42 Correct 17 ms 31700 KB Output is correct
43 Correct 15 ms 31572 KB Output is correct
44 Correct 17 ms 31596 KB Output is correct
45 Correct 21 ms 31572 KB Output is correct
46 Correct 17 ms 31572 KB Output is correct
47 Correct 15 ms 31572 KB Output is correct
48 Correct 16 ms 31572 KB Output is correct
49 Correct 18 ms 31612 KB Output is correct
50 Correct 17 ms 31520 KB Output is correct
51 Correct 18 ms 31540 KB Output is correct
52 Correct 23 ms 31608 KB Output is correct
53 Correct 23 ms 31620 KB Output is correct
54 Correct 18 ms 31628 KB Output is correct
55 Correct 25 ms 31616 KB Output is correct
56 Correct 17 ms 31532 KB Output is correct
57 Correct 20 ms 31584 KB Output is correct
58 Correct 20 ms 31620 KB Output is correct
59 Correct 18 ms 31620 KB Output is correct
60 Correct 21 ms 31572 KB Output is correct
61 Correct 16 ms 31572 KB Output is correct
62 Correct 15 ms 31616 KB Output is correct
63 Correct 20 ms 31572 KB Output is correct
64 Correct 22 ms 31636 KB Output is correct
65 Correct 18 ms 31620 KB Output is correct
66 Correct 17 ms 31604 KB Output is correct
67 Correct 17 ms 31572 KB Output is correct
68 Correct 65 ms 38484 KB Output is correct
69 Correct 82 ms 45320 KB Output is correct
70 Correct 23 ms 31556 KB Output is correct
71 Correct 113 ms 52376 KB Output is correct
72 Correct 125 ms 59252 KB Output is correct
73 Correct 129 ms 66240 KB Output is correct
74 Correct 168 ms 73224 KB Output is correct
75 Correct 171 ms 80168 KB Output is correct
76 Correct 227 ms 87184 KB Output is correct
77 Correct 280 ms 94176 KB Output is correct
78 Correct 295 ms 101196 KB Output is correct
79 Correct 266 ms 108060 KB Output is correct
80 Correct 293 ms 115068 KB Output is correct
81 Correct 19 ms 31572 KB Output is correct
82 Correct 285 ms 122016 KB Output is correct
83 Correct 325 ms 129040 KB Output is correct
84 Correct 336 ms 136124 KB Output is correct
85 Correct 328 ms 143028 KB Output is correct
86 Correct 359 ms 149832 KB Output is correct
87 Correct 395 ms 156936 KB Output is correct
88 Correct 429 ms 153624 KB Output is correct
89 Correct 425 ms 170696 KB Output is correct
90 Correct 16 ms 31616 KB Output is correct
91 Correct 18 ms 31608 KB Output is correct
92 Correct 20 ms 31572 KB Output is correct
93 Correct 19 ms 31604 KB Output is correct
94 Correct 15 ms 31616 KB Output is correct

Subtask #3
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 31572 KB Output is correct
2 Correct 17 ms 31524 KB Output is correct
3 Correct 19 ms 31544 KB Output is correct
4 Correct 20 ms 31528 KB Output is correct
5 Correct 16 ms 31572 KB Output is correct
6 Correct 15 ms 31572 KB Output is correct
7 Correct 31 ms 31572 KB Output is correct
8 Correct 17 ms 31572 KB Output is correct
9 Correct 21 ms 31608 KB Output is correct
10 Correct 19 ms 31596 KB Output is correct
11 Correct 15 ms 31576 KB Output is correct
12 Correct 17 ms 31572 KB Output is correct
13 Correct 16 ms 31616 KB Output is correct
14 Correct 17 ms 31608 KB Output is correct
15 Correct 20 ms 31564 KB Output is correct
16 Correct 17 ms 31572 KB Output is correct
17 Correct 15 ms 31544 KB Output is correct
18 Correct 30 ms 31628 KB Output is correct
19 Correct 21 ms 31624 KB Output is correct
20 Correct 19 ms 31608 KB Output is correct
21 Correct 16 ms 31572 KB Output is correct
22 Correct 14 ms 31584 KB Output is correct
23 Correct 15 ms 31592 KB Output is correct
24 Correct 17 ms 31648 KB Output is correct
25 Correct 17 ms 31572 KB Output is correct
26 Correct 16 ms 31632 KB Output is correct
27 Correct 15 ms 31572 KB Output is correct
28 Correct 17 ms 31624 KB Output is correct
29 Correct 18 ms 31624 KB Output is correct
30 Correct 21 ms 31624 KB Output is correct
31 Correct 16 ms 31572 KB Output is correct
32 Correct 16 ms 31648 KB Output is correct
33 Correct 16 ms 31700 KB Output is correct
34 Correct 17 ms 31572 KB Output is correct
35 Correct 16 ms 31700 KB Output is correct
36 Correct 16 ms 31628 KB Output is correct
37 Correct 15 ms 31700 KB Output is correct
38 Correct 17 ms 31724 KB Output is correct
39 Correct 20 ms 31724 KB Output is correct
40 Correct 17 ms 31624 KB Output is correct
41 Correct 17 ms 31700 KB Output is correct
42 Correct 17 ms 31700 KB Output is correct
43 Correct 15 ms 31572 KB Output is correct
44 Correct 17 ms 31596 KB Output is correct
45 Correct 21 ms 31572 KB Output is correct
46 Correct 17 ms 31572 KB Output is correct
47 Correct 15 ms 31572 KB Output is correct
48 Correct 16 ms 31616 KB Output is correct
49 Correct 17 ms 31700 KB Output is correct
50 Correct 17 ms 31548 KB Output is correct
51 Correct 17 ms 31520 KB Output is correct
52 Correct 16 ms 31608 KB Output is correct
53 Correct 19 ms 31632 KB Output is correct
54 Correct 16 ms 31616 KB Output is correct
55 Correct 16 ms 31612 KB Output is correct
56 Correct 16 ms 31592 KB Output is correct
57 Correct 16 ms 31600 KB Output is correct
58 Correct 17 ms 31572 KB Output is correct
59 Correct 17 ms 31580 KB Output is correct
60 Correct 16 ms 31632 KB Output is correct
61 Correct 17 ms 31568 KB Output is correct
62 Correct 16 ms 31548 KB Output is correct
63 Correct 16 ms 31596 KB Output is correct
64 Correct 16 ms 31624 KB Output is correct
65 Correct 16 ms 31616 KB Output is correct
66 Correct 17 ms 31572 KB Output is correct
67 Correct 18 ms 31604 KB Output is correct
68 Correct 18 ms 31612 KB Output is correct
69 Correct 17 ms 31616 KB Output is correct
70 Correct 18 ms 31572 KB Output is correct
71 Correct 16 ms 31608 KB Output is correct
72 Correct 17 ms 31572 KB Output is correct
73 Correct 16 ms 31612 KB Output is correct
74 Correct 17 ms 31572 KB Output is correct
75 Correct 16 ms 31572 KB Output is correct
76 Correct 17 ms 31596 KB Output is correct
77 Correct 17 ms 31612 KB Output is correct
78 Correct 16 ms 31572 KB Output is correct
79 Correct 16 ms 31572 KB Output is correct
80 Correct 18 ms 31672 KB Output is correct
81 Correct 15 ms 31700 KB Output is correct
82 Correct 17 ms 31620 KB Output is correct
83 Correct 17 ms 31576 KB Output is correct
84 Correct 17 ms 31632 KB Output is correct
85 Correct 17 ms 31624 KB Output is correct
86 Correct 17 ms 31632 KB Output is correct
87 Correct 17 ms 31672 KB Output is correct
88 Correct 16 ms 31572 KB Output is correct
89 Correct 16 ms 31632 KB Output is correct
90 Correct 16 ms 31572 KB Output is correct
91 Correct 19 ms 31572 KB Output is correct
92 Correct 18 ms 31600 KB Output is correct
93 Correct 19 ms 31628 KB Output is correct
94 Correct 19 ms 31640 KB Output is correct
95 Correct 17 ms 31700 KB Output is correct
96 Correct 17 ms 31572 KB Output is correct
97 Correct 16 ms 31620 KB Output is correct
98 Correct 16 ms 31536 KB Output is correct
99 Correct 16 ms 31572 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 31572 KB Output is correct
2 Correct 17 ms 31524 KB Output is correct
3 Correct 19 ms 31544 KB Output is correct
4 Correct 20 ms 31528 KB Output is correct
5 Correct 16 ms 31572 KB Output is correct
6 Correct 15 ms 31572 KB Output is correct
7 Correct 31 ms 31572 KB Output is correct
8 Correct 17 ms 31572 KB Output is correct
9 Correct 21 ms 31608 KB Output is correct
10 Correct 19 ms 31596 KB Output is correct
11 Correct 15 ms 31576 KB Output is correct
12 Correct 17 ms 31572 KB Output is correct
13 Correct 16 ms 31616 KB Output is correct
14 Correct 17 ms 31608 KB Output is correct
15 Correct 20 ms 31564 KB Output is correct
16 Correct 17 ms 31572 KB Output is correct
17 Correct 15 ms 31544 KB Output is correct
18 Correct 30 ms 31628 KB Output is correct
19 Correct 21 ms 31624 KB Output is correct
20 Correct 19 ms 31608 KB Output is correct
21 Correct 16 ms 31572 KB Output is correct
22 Correct 14 ms 31584 KB Output is correct
23 Correct 15 ms 31592 KB Output is correct
24 Correct 17 ms 31648 KB Output is correct
25 Correct 17 ms 31572 KB Output is correct
26 Correct 16 ms 31632 KB Output is correct
27 Correct 15 ms 31572 KB Output is correct
28 Correct 17 ms 31624 KB Output is correct
29 Correct 18 ms 31624 KB Output is correct
30 Correct 21 ms 31624 KB Output is correct
31 Correct 16 ms 31572 KB Output is correct
32 Correct 16 ms 31648 KB Output is correct
33 Correct 16 ms 31700 KB Output is correct
34 Correct 17 ms 31572 KB Output is correct
35 Correct 16 ms 31700 KB Output is correct
36 Correct 16 ms 31628 KB Output is correct
37 Correct 15 ms 31700 KB Output is correct
38 Correct 17 ms 31724 KB Output is correct
39 Correct 20 ms 31724 KB Output is correct
40 Correct 17 ms 31624 KB Output is correct
41 Correct 17 ms 31700 KB Output is correct
42 Correct 17 ms 31700 KB Output is correct
43 Correct 15 ms 31572 KB Output is correct
44 Correct 17 ms 31596 KB Output is correct
45 Correct 21 ms 31572 KB Output is correct
46 Correct 17 ms 31572 KB Output is correct
47 Correct 15 ms 31572 KB Output is correct
48 Correct 16 ms 31572 KB Output is correct
49 Correct 18 ms 31612 KB Output is correct
50 Correct 17 ms 31520 KB Output is correct
51 Correct 18 ms 31540 KB Output is correct
52 Correct 23 ms 31608 KB Output is correct
53 Correct 23 ms 31620 KB Output is correct
54 Correct 18 ms 31628 KB Output is correct
55 Correct 25 ms 31616 KB Output is correct
56 Correct 17 ms 31532 KB Output is correct
57 Correct 20 ms 31584 KB Output is correct
58 Correct 20 ms 31620 KB Output is correct
59 Correct 18 ms 31620 KB Output is correct
60 Correct 21 ms 31572 KB Output is correct
61 Correct 16 ms 31572 KB Output is correct
62 Correct 15 ms 31616 KB Output is correct
63 Correct 20 ms 31572 KB Output is correct
64 Correct 22 ms 31636 KB Output is correct
65 Correct 18 ms 31620 KB Output is correct
66 Correct 17 ms 31604 KB Output is correct
67 Correct 17 ms 31572 KB Output is correct
68 Correct 65 ms 38484 KB Output is correct
69 Correct 82 ms 45320 KB Output is correct
70 Correct 23 ms 31556 KB Output is correct
71 Correct 113 ms 52376 KB Output is correct
72 Correct 125 ms 59252 KB Output is correct
73 Correct 129 ms 66240 KB Output is correct
74 Correct 168 ms 73224 KB Output is correct
75 Correct 171 ms 80168 KB Output is correct
76 Correct 227 ms 87184 KB Output is correct
77 Correct 280 ms 94176 KB Output is correct
78 Correct 295 ms 101196 KB Output is correct
79 Correct 266 ms 108060 KB Output is correct
80 Correct 293 ms 115068 KB Output is correct
81 Correct 19 ms 31572 KB Output is correct
82 Correct 285 ms 122016 KB Output is correct
83 Correct 325 ms 129040 KB Output is correct
84 Correct 336 ms 136124 KB Output is correct
85 Correct 328 ms 143028 KB Output is correct
86 Correct 359 ms 149832 KB Output is correct
87 Correct 395 ms 156936 KB Output is correct
88 Correct 429 ms 153624 KB Output is correct
89 Correct 425 ms 170696 KB Output is correct
90 Correct 16 ms 31616 KB Output is correct
91 Correct 18 ms 31608 KB Output is correct
92 Correct 20 ms 31572 KB Output is correct
93 Correct 19 ms 31604 KB Output is correct
94 Correct 15 ms 31616 KB Output is correct
95 Correct 16 ms 31616 KB Output is correct
96 Correct 17 ms 31700 KB Output is correct
97 Correct 17 ms 31548 KB Output is correct
98 Correct 17 ms 31520 KB Output is correct
99 Correct 16 ms 31608 KB Output is correct
100 Correct 19 ms 31632 KB Output is correct
101 Correct 16 ms 31616 KB Output is correct
102 Correct 16 ms 31612 KB Output is correct
103 Correct 16 ms 31592 KB Output is correct
104 Correct 16 ms 31600 KB Output is correct
105 Correct 17 ms 31572 KB Output is correct
106 Correct 17 ms 31580 KB Output is correct
107 Correct 16 ms 31632 KB Output is correct
108 Correct 17 ms 31568 KB Output is correct
109 Correct 16 ms 31548 KB Output is correct
110 Correct 16 ms 31596 KB Output is correct
111 Correct 16 ms 31624 KB Output is correct
112 Correct 16 ms 31616 KB Output is correct
113 Correct 17 ms 31572 KB Output is correct
114 Correct 18 ms 31604 KB Output is correct
115 Correct 18 ms 31612 KB Output is correct
116 Correct 17 ms 31616 KB Output is correct
117 Correct 18 ms 31572 KB Output is correct
118 Correct 16 ms 31608 KB Output is correct
119 Correct 17 ms 31572 KB Output is correct
120 Correct 16 ms 31612 KB Output is correct
121 Correct 17 ms 31572 KB Output is correct
122 Correct 16 ms 31572 KB Output is correct
123 Correct 17 ms 31596 KB Output is correct
124 Correct 17 ms 31612 KB Output is correct
125 Correct 16 ms 31572 KB Output is correct
126 Correct 16 ms 31572 KB Output is correct
127 Correct 18 ms 31672 KB Output is correct
128 Correct 15 ms 31700 KB Output is correct
129 Correct 17 ms 31620 KB Output is correct
130 Correct 17 ms 31576 KB Output is correct
131 Correct 17 ms 31632 KB Output is correct
132 Correct 17 ms 31624 KB Output is correct
133 Correct 17 ms 31632 KB Output is correct
134 Correct 17 ms 31672 KB Output is correct
135 Correct 16 ms 31572 KB Output is correct
136 Correct 16 ms 31632 KB Output is correct
137 Correct 16 ms 31572 KB Output is correct
138 Correct 19 ms 31572 KB Output is correct
139 Correct 18 ms 31600 KB Output is correct
140 Correct 19 ms 31628 KB Output is correct
141 Correct 19 ms 31640 KB Output is correct
142 Correct 17 ms 31700 KB Output is correct
143 Correct 17 ms 31572 KB Output is correct
144 Correct 16 ms 31620 KB Output is correct
145 Correct 16 ms 31536 KB Output is correct
146 Correct 16 ms 31572 KB Output is correct
147 Correct 16 ms 31516 KB Output is correct
148 Correct 16 ms 31552 KB Output is correct
149 Correct 15 ms 31572 KB Output is correct
150 Correct 15 ms 31612 KB Output is correct
151 Correct 15 ms 31572 KB Output is correct
152 Correct 15 ms 31572 KB Output is correct
153 Correct 14 ms 31572 KB Output is correct
154 Correct 16 ms 31572 KB Output is correct
155 Correct 14 ms 31736 KB Output is correct
156 Correct 17 ms 31608 KB Output is correct
157 Correct 14 ms 31620 KB Output is correct
158 Correct 15 ms 31572 KB Output is correct
159 Correct 14 ms 31620 KB Output is correct
160 Correct 14 ms 31512 KB Output is correct
161 Correct 14 ms 31572 KB Output is correct
162 Correct 15 ms 31608 KB Output is correct
163 Correct 15 ms 31572 KB Output is correct
164 Correct 14 ms 31580 KB Output is correct
165 Correct 14 ms 31616 KB Output is correct
166 Correct 15 ms 31532 KB Output is correct
167 Correct 15 ms 31616 KB Output is correct
168 Correct 15 ms 31572 KB Output is correct
169 Correct 14 ms 31628 KB Output is correct
170 Correct 14 ms 31572 KB Output is correct
171 Correct 39 ms 34568 KB Output is correct
172 Correct 61 ms 37648 KB Output is correct
173 Correct 99 ms 40668 KB Output is correct
174 Correct 138 ms 43784 KB Output is correct
175 Correct 196 ms 47016 KB Output is correct
176 Correct 225 ms 49976 KB Output is correct
177 Correct 284 ms 53268 KB Output is correct
178 Correct 357 ms 56140 KB Output is correct
179 Correct 376 ms 59304 KB Output is correct
180 Correct 15 ms 31572 KB Output is correct
181 Correct 432 ms 62436 KB Output is correct
182 Correct 484 ms 65292 KB Output is correct
183 Correct 545 ms 68512 KB Output is correct
184 Correct 584 ms 71652 KB Output is correct
185 Correct 631 ms 74576 KB Output is correct
186 Correct 769 ms 77680 KB Output is correct
187 Correct 723 ms 80680 KB Output is correct
188 Correct 781 ms 83828 KB Output is correct
189 Correct 846 ms 86732 KB Output is correct
190 Correct 881 ms 89768 KB Output is correct
191 Correct 16 ms 31572 KB Output is correct
192 Correct 938 ms 92760 KB Output is correct
193 Correct 209 ms 99788 KB Output is correct
194 Correct 397 ms 168200 KB Output is correct
195 Correct 16 ms 31572 KB Output is correct
196 Correct 16 ms 31572 KB Output is correct
197 Correct 15 ms 31628 KB Output is correct
198 Correct 16 ms 31620 KB Output is correct