Submission #956425

# Submission time Handle Problem Language Result Execution time Memory
956425 2024-04-01T19:42:05 Z emad234 Traffic (IOI10_traffic) C++17
100 / 100
999 ms 178716 KB
#include "traffic.h"
#include <bits/stdc++.h>
#define ll long long
#define F first
#define S second
#define pii pair<ll, ll>
const ll mod = 1e9 + 7;
const ll mxN = 1e6 + 5;
using namespace std;
vector<vector<int>>v;
int dpD[mxN],dpU[mxN], ans[mxN];
int val[mxN];
void dfs(int u,int par){
   dpD[u] = val[u];
   for(auto x : v[u]){
      if(x == par) continue;
      dfs(x,u);
      ans[u] = max(ans[u],dpD[x]);
      dpD[u] += dpD[x];
   }
}
void hfs(int u,int par){
   if(par != -1){
      dpU[u] = dpU[par] + dpD[par] - dpD[u];
      ans[u] = max(ans[u],dpU[u]);
   }
   for(auto x : v[u]){
      if(x == par) continue;
      hfs(x,u);
   }
}
int LocateCentre(int N, int pp[], int S[], int D[]) {
   v.resize(N + 3);
   for(int i = 0;i < N;i++){
      val[i] = pp[i];
      if(i == N - 1) continue;
      v[S[i]].push_back(D[i]);
      v[D[i]].push_back(S[i]);
   }
   int mn = INT_MAX,mxid = -1;
   dfs(0,-1);
   hfs(0,-1);
   for (int i = 0; i < N; i++)
   {
      if(ans[i] < mn){
         mn = ans[i];
         mxid = i;
      }
   }
   return mxid;
}
# Verdict Execution time Memory Grader output
1 Correct 1 ms 8540 KB Output is correct
2 Correct 1 ms 8632 KB Output is correct
3 Correct 1 ms 8540 KB Output is correct
4 Correct 1 ms 8636 KB Output is correct
5 Correct 1 ms 8636 KB Output is correct
6 Correct 1 ms 8540 KB Output is correct
7 Correct 1 ms 8540 KB Output is correct
8 Correct 1 ms 8540 KB Output is correct
9 Correct 1 ms 8540 KB Output is correct
10 Correct 1 ms 8536 KB Output is correct
11 Correct 2 ms 8540 KB Output is correct
12 Correct 1 ms 8540 KB Output is correct
13 Correct 1 ms 8536 KB Output is correct
14 Correct 2 ms 8540 KB Output is correct
15 Correct 1 ms 8540 KB Output is correct
16 Correct 1 ms 8540 KB Output is correct
17 Correct 2 ms 8540 KB Output is correct
18 Correct 1 ms 8540 KB Output is correct
19 Correct 1 ms 8540 KB Output is correct
20 Correct 1 ms 8540 KB Output is correct
21 Correct 1 ms 8540 KB Output is correct
22 Correct 1 ms 8540 KB Output is correct
23 Correct 1 ms 8540 KB Output is correct
24 Correct 1 ms 8540 KB Output is correct
25 Correct 1 ms 8540 KB Output is correct
26 Correct 1 ms 8644 KB Output is correct
27 Correct 1 ms 8540 KB Output is correct
28 Correct 2 ms 8540 KB Output is correct
29 Correct 2 ms 8640 KB Output is correct
30 Correct 1 ms 8540 KB Output is correct
31 Correct 1 ms 8540 KB Output is correct
32 Correct 2 ms 8540 KB Output is correct
33 Correct 2 ms 8540 KB Output is correct
34 Correct 1 ms 8540 KB Output is correct
35 Correct 1 ms 8540 KB Output is correct
36 Correct 1 ms 8648 KB Output is correct
37 Correct 2 ms 8540 KB Output is correct
38 Correct 2 ms 8540 KB Output is correct
39 Correct 1 ms 8796 KB Output is correct
40 Correct 2 ms 8796 KB Output is correct
41 Correct 2 ms 8796 KB Output is correct
42 Correct 2 ms 8796 KB Output is correct
43 Correct 1 ms 6492 KB Output is correct
44 Correct 1 ms 8536 KB Output is correct
45 Correct 2 ms 8540 KB Output is correct
46 Correct 1 ms 8536 KB Output is correct
47 Correct 1 ms 8784 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 8540 KB Output is correct
2 Correct 1 ms 8632 KB Output is correct
3 Correct 1 ms 8540 KB Output is correct
4 Correct 1 ms 8636 KB Output is correct
5 Correct 1 ms 8636 KB Output is correct
6 Correct 1 ms 8540 KB Output is correct
7 Correct 1 ms 8540 KB Output is correct
8 Correct 1 ms 8540 KB Output is correct
9 Correct 1 ms 8540 KB Output is correct
10 Correct 1 ms 8536 KB Output is correct
11 Correct 2 ms 8540 KB Output is correct
12 Correct 1 ms 8540 KB Output is correct
13 Correct 1 ms 8536 KB Output is correct
14 Correct 2 ms 8540 KB Output is correct
15 Correct 1 ms 8540 KB Output is correct
16 Correct 1 ms 8540 KB Output is correct
17 Correct 2 ms 8540 KB Output is correct
18 Correct 1 ms 8540 KB Output is correct
19 Correct 1 ms 8540 KB Output is correct
20 Correct 1 ms 8540 KB Output is correct
21 Correct 1 ms 8540 KB Output is correct
22 Correct 1 ms 8540 KB Output is correct
23 Correct 1 ms 8540 KB Output is correct
24 Correct 1 ms 8540 KB Output is correct
25 Correct 1 ms 8540 KB Output is correct
26 Correct 1 ms 8644 KB Output is correct
27 Correct 1 ms 8540 KB Output is correct
28 Correct 2 ms 8540 KB Output is correct
29 Correct 2 ms 8640 KB Output is correct
30 Correct 1 ms 8540 KB Output is correct
31 Correct 1 ms 8540 KB Output is correct
32 Correct 2 ms 8540 KB Output is correct
33 Correct 2 ms 8540 KB Output is correct
34 Correct 1 ms 8540 KB Output is correct
35 Correct 1 ms 8540 KB Output is correct
36 Correct 1 ms 8648 KB Output is correct
37 Correct 2 ms 8540 KB Output is correct
38 Correct 2 ms 8540 KB Output is correct
39 Correct 1 ms 8796 KB Output is correct
40 Correct 2 ms 8796 KB Output is correct
41 Correct 2 ms 8796 KB Output is correct
42 Correct 2 ms 8796 KB Output is correct
43 Correct 1 ms 6492 KB Output is correct
44 Correct 1 ms 8536 KB Output is correct
45 Correct 2 ms 8540 KB Output is correct
46 Correct 1 ms 8536 KB Output is correct
47 Correct 1 ms 8784 KB Output is correct
48 Correct 1 ms 8540 KB Output is correct
49 Correct 2 ms 8540 KB Output is correct
50 Correct 1 ms 8540 KB Output is correct
51 Correct 1 ms 8540 KB Output is correct
52 Correct 1 ms 8540 KB Output is correct
53 Correct 1 ms 8540 KB Output is correct
54 Correct 1 ms 8540 KB Output is correct
55 Correct 1 ms 8540 KB Output is correct
56 Correct 1 ms 8636 KB Output is correct
57 Correct 2 ms 8540 KB Output is correct
58 Correct 1 ms 8540 KB Output is correct
59 Correct 1 ms 8636 KB Output is correct
60 Correct 1 ms 8540 KB Output is correct
61 Correct 1 ms 8540 KB Output is correct
62 Correct 1 ms 8540 KB Output is correct
63 Correct 1 ms 8540 KB Output is correct
64 Correct 1 ms 8540 KB Output is correct
65 Correct 1 ms 8540 KB Output is correct
66 Correct 1 ms 8636 KB Output is correct
67 Correct 2 ms 8540 KB Output is correct
68 Correct 17 ms 18704 KB Output is correct
69 Correct 33 ms 26460 KB Output is correct
70 Correct 2 ms 8540 KB Output is correct
71 Correct 52 ms 36576 KB Output is correct
72 Correct 69 ms 46228 KB Output is correct
73 Correct 83 ms 56224 KB Output is correct
74 Correct 105 ms 65956 KB Output is correct
75 Correct 143 ms 75824 KB Output is correct
76 Correct 137 ms 83540 KB Output is correct
77 Correct 154 ms 91144 KB Output is correct
78 Correct 177 ms 98900 KB Output is correct
79 Correct 188 ms 106676 KB Output is correct
80 Correct 204 ms 116148 KB Output is correct
81 Correct 1 ms 8536 KB Output is correct
82 Correct 223 ms 124064 KB Output is correct
83 Correct 237 ms 131668 KB Output is correct
84 Correct 293 ms 139684 KB Output is correct
85 Correct 277 ms 147032 KB Output is correct
86 Correct 300 ms 154964 KB Output is correct
87 Correct 319 ms 162960 KB Output is correct
88 Correct 342 ms 170576 KB Output is correct
89 Correct 375 ms 178716 KB Output is correct
90 Correct 1 ms 6488 KB Output is correct
91 Correct 2 ms 8536 KB Output is correct
92 Correct 1 ms 8540 KB Output is correct
93 Correct 1 ms 8636 KB Output is correct
94 Correct 1 ms 8540 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 8540 KB Output is correct
2 Correct 1 ms 8632 KB Output is correct
3 Correct 1 ms 8540 KB Output is correct
4 Correct 1 ms 8636 KB Output is correct
5 Correct 1 ms 8636 KB Output is correct
6 Correct 1 ms 8540 KB Output is correct
7 Correct 1 ms 8540 KB Output is correct
8 Correct 1 ms 8540 KB Output is correct
9 Correct 1 ms 8540 KB Output is correct
10 Correct 1 ms 8536 KB Output is correct
11 Correct 2 ms 8540 KB Output is correct
12 Correct 1 ms 8540 KB Output is correct
13 Correct 1 ms 8536 KB Output is correct
14 Correct 2 ms 8540 KB Output is correct
15 Correct 1 ms 8540 KB Output is correct
16 Correct 1 ms 8540 KB Output is correct
17 Correct 2 ms 8540 KB Output is correct
18 Correct 1 ms 8540 KB Output is correct
19 Correct 1 ms 8540 KB Output is correct
20 Correct 1 ms 8540 KB Output is correct
21 Correct 1 ms 8540 KB Output is correct
22 Correct 1 ms 8540 KB Output is correct
23 Correct 1 ms 8540 KB Output is correct
24 Correct 1 ms 8540 KB Output is correct
25 Correct 1 ms 8540 KB Output is correct
26 Correct 1 ms 8644 KB Output is correct
27 Correct 1 ms 8540 KB Output is correct
28 Correct 2 ms 8540 KB Output is correct
29 Correct 2 ms 8640 KB Output is correct
30 Correct 1 ms 8540 KB Output is correct
31 Correct 1 ms 8540 KB Output is correct
32 Correct 2 ms 8540 KB Output is correct
33 Correct 2 ms 8540 KB Output is correct
34 Correct 1 ms 8540 KB Output is correct
35 Correct 1 ms 8540 KB Output is correct
36 Correct 1 ms 8648 KB Output is correct
37 Correct 2 ms 8540 KB Output is correct
38 Correct 2 ms 8540 KB Output is correct
39 Correct 1 ms 8796 KB Output is correct
40 Correct 2 ms 8796 KB Output is correct
41 Correct 2 ms 8796 KB Output is correct
42 Correct 2 ms 8796 KB Output is correct
43 Correct 1 ms 6492 KB Output is correct
44 Correct 1 ms 8536 KB Output is correct
45 Correct 2 ms 8540 KB Output is correct
46 Correct 1 ms 8536 KB Output is correct
47 Correct 1 ms 8784 KB Output is correct
48 Correct 1 ms 8536 KB Output is correct
49 Correct 1 ms 8540 KB Output is correct
50 Correct 1 ms 8540 KB Output is correct
51 Correct 1 ms 8540 KB Output is correct
52 Correct 1 ms 8540 KB Output is correct
53 Correct 1 ms 8536 KB Output is correct
54 Correct 1 ms 8536 KB Output is correct
55 Correct 2 ms 8540 KB Output is correct
56 Correct 1 ms 8540 KB Output is correct
57 Correct 1 ms 8540 KB Output is correct
58 Correct 1 ms 8540 KB Output is correct
59 Correct 1 ms 8540 KB Output is correct
60 Correct 1 ms 8540 KB Output is correct
61 Correct 1 ms 8540 KB Output is correct
62 Correct 2 ms 8540 KB Output is correct
63 Correct 1 ms 8540 KB Output is correct
64 Correct 2 ms 8540 KB Output is correct
65 Correct 1 ms 8640 KB Output is correct
66 Correct 1 ms 8540 KB Output is correct
67 Correct 1 ms 8540 KB Output is correct
68 Correct 1 ms 8540 KB Output is correct
69 Correct 2 ms 8540 KB Output is correct
70 Correct 1 ms 8540 KB Output is correct
71 Correct 1 ms 8540 KB Output is correct
72 Correct 2 ms 8540 KB Output is correct
73 Correct 2 ms 8536 KB Output is correct
74 Correct 1 ms 8540 KB Output is correct
75 Correct 1 ms 8536 KB Output is correct
76 Correct 1 ms 8536 KB Output is correct
77 Correct 2 ms 8540 KB Output is correct
78 Correct 2 ms 8796 KB Output is correct
79 Correct 1 ms 8540 KB Output is correct
80 Correct 1 ms 8540 KB Output is correct
81 Correct 1 ms 6492 KB Output is correct
82 Correct 2 ms 8536 KB Output is correct
83 Correct 1 ms 8540 KB Output is correct
84 Correct 1 ms 8540 KB Output is correct
85 Correct 2 ms 8540 KB Output is correct
86 Correct 2 ms 8540 KB Output is correct
87 Correct 1 ms 8540 KB Output is correct
88 Correct 2 ms 8540 KB Output is correct
89 Correct 1 ms 8656 KB Output is correct
90 Correct 2 ms 8540 KB Output is correct
91 Correct 2 ms 8540 KB Output is correct
92 Correct 1 ms 8540 KB Output is correct
93 Correct 1 ms 8540 KB Output is correct
94 Correct 2 ms 8536 KB Output is correct
95 Correct 2 ms 8792 KB Output is correct
96 Correct 1 ms 8540 KB Output is correct
97 Correct 1 ms 8540 KB Output is correct
98 Correct 1 ms 8540 KB Output is correct
99 Correct 1 ms 8540 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 8540 KB Output is correct
2 Correct 1 ms 8632 KB Output is correct
3 Correct 1 ms 8540 KB Output is correct
4 Correct 1 ms 8636 KB Output is correct
5 Correct 1 ms 8636 KB Output is correct
6 Correct 1 ms 8540 KB Output is correct
7 Correct 1 ms 8540 KB Output is correct
8 Correct 1 ms 8540 KB Output is correct
9 Correct 1 ms 8540 KB Output is correct
10 Correct 1 ms 8536 KB Output is correct
11 Correct 2 ms 8540 KB Output is correct
12 Correct 1 ms 8540 KB Output is correct
13 Correct 1 ms 8536 KB Output is correct
14 Correct 2 ms 8540 KB Output is correct
15 Correct 1 ms 8540 KB Output is correct
16 Correct 1 ms 8540 KB Output is correct
17 Correct 2 ms 8540 KB Output is correct
18 Correct 1 ms 8540 KB Output is correct
19 Correct 1 ms 8540 KB Output is correct
20 Correct 1 ms 8540 KB Output is correct
21 Correct 1 ms 8540 KB Output is correct
22 Correct 1 ms 8540 KB Output is correct
23 Correct 1 ms 8540 KB Output is correct
24 Correct 1 ms 8540 KB Output is correct
25 Correct 1 ms 8540 KB Output is correct
26 Correct 1 ms 8644 KB Output is correct
27 Correct 1 ms 8540 KB Output is correct
28 Correct 2 ms 8540 KB Output is correct
29 Correct 2 ms 8640 KB Output is correct
30 Correct 1 ms 8540 KB Output is correct
31 Correct 1 ms 8540 KB Output is correct
32 Correct 2 ms 8540 KB Output is correct
33 Correct 2 ms 8540 KB Output is correct
34 Correct 1 ms 8540 KB Output is correct
35 Correct 1 ms 8540 KB Output is correct
36 Correct 1 ms 8648 KB Output is correct
37 Correct 2 ms 8540 KB Output is correct
38 Correct 2 ms 8540 KB Output is correct
39 Correct 1 ms 8796 KB Output is correct
40 Correct 2 ms 8796 KB Output is correct
41 Correct 2 ms 8796 KB Output is correct
42 Correct 2 ms 8796 KB Output is correct
43 Correct 1 ms 6492 KB Output is correct
44 Correct 1 ms 8536 KB Output is correct
45 Correct 2 ms 8540 KB Output is correct
46 Correct 1 ms 8536 KB Output is correct
47 Correct 1 ms 8784 KB Output is correct
48 Correct 1 ms 8540 KB Output is correct
49 Correct 2 ms 8540 KB Output is correct
50 Correct 1 ms 8540 KB Output is correct
51 Correct 1 ms 8540 KB Output is correct
52 Correct 1 ms 8540 KB Output is correct
53 Correct 1 ms 8540 KB Output is correct
54 Correct 1 ms 8540 KB Output is correct
55 Correct 1 ms 8540 KB Output is correct
56 Correct 1 ms 8636 KB Output is correct
57 Correct 2 ms 8540 KB Output is correct
58 Correct 1 ms 8540 KB Output is correct
59 Correct 1 ms 8636 KB Output is correct
60 Correct 1 ms 8540 KB Output is correct
61 Correct 1 ms 8540 KB Output is correct
62 Correct 1 ms 8540 KB Output is correct
63 Correct 1 ms 8540 KB Output is correct
64 Correct 1 ms 8540 KB Output is correct
65 Correct 1 ms 8540 KB Output is correct
66 Correct 1 ms 8636 KB Output is correct
67 Correct 2 ms 8540 KB Output is correct
68 Correct 17 ms 18704 KB Output is correct
69 Correct 33 ms 26460 KB Output is correct
70 Correct 2 ms 8540 KB Output is correct
71 Correct 52 ms 36576 KB Output is correct
72 Correct 69 ms 46228 KB Output is correct
73 Correct 83 ms 56224 KB Output is correct
74 Correct 105 ms 65956 KB Output is correct
75 Correct 143 ms 75824 KB Output is correct
76 Correct 137 ms 83540 KB Output is correct
77 Correct 154 ms 91144 KB Output is correct
78 Correct 177 ms 98900 KB Output is correct
79 Correct 188 ms 106676 KB Output is correct
80 Correct 204 ms 116148 KB Output is correct
81 Correct 1 ms 8536 KB Output is correct
82 Correct 223 ms 124064 KB Output is correct
83 Correct 237 ms 131668 KB Output is correct
84 Correct 293 ms 139684 KB Output is correct
85 Correct 277 ms 147032 KB Output is correct
86 Correct 300 ms 154964 KB Output is correct
87 Correct 319 ms 162960 KB Output is correct
88 Correct 342 ms 170576 KB Output is correct
89 Correct 375 ms 178716 KB Output is correct
90 Correct 1 ms 6488 KB Output is correct
91 Correct 2 ms 8536 KB Output is correct
92 Correct 1 ms 8540 KB Output is correct
93 Correct 1 ms 8636 KB Output is correct
94 Correct 1 ms 8540 KB Output is correct
95 Correct 1 ms 8536 KB Output is correct
96 Correct 1 ms 8540 KB Output is correct
97 Correct 1 ms 8540 KB Output is correct
98 Correct 1 ms 8540 KB Output is correct
99 Correct 1 ms 8540 KB Output is correct
100 Correct 1 ms 8536 KB Output is correct
101 Correct 1 ms 8536 KB Output is correct
102 Correct 2 ms 8540 KB Output is correct
103 Correct 1 ms 8540 KB Output is correct
104 Correct 1 ms 8540 KB Output is correct
105 Correct 1 ms 8540 KB Output is correct
106 Correct 1 ms 8540 KB Output is correct
107 Correct 1 ms 8540 KB Output is correct
108 Correct 1 ms 8540 KB Output is correct
109 Correct 2 ms 8540 KB Output is correct
110 Correct 1 ms 8540 KB Output is correct
111 Correct 2 ms 8540 KB Output is correct
112 Correct 1 ms 8640 KB Output is correct
113 Correct 1 ms 8540 KB Output is correct
114 Correct 1 ms 8540 KB Output is correct
115 Correct 1 ms 8540 KB Output is correct
116 Correct 2 ms 8540 KB Output is correct
117 Correct 1 ms 8540 KB Output is correct
118 Correct 1 ms 8540 KB Output is correct
119 Correct 2 ms 8540 KB Output is correct
120 Correct 2 ms 8536 KB Output is correct
121 Correct 1 ms 8540 KB Output is correct
122 Correct 1 ms 8536 KB Output is correct
123 Correct 1 ms 8536 KB Output is correct
124 Correct 2 ms 8540 KB Output is correct
125 Correct 2 ms 8796 KB Output is correct
126 Correct 1 ms 8540 KB Output is correct
127 Correct 1 ms 8540 KB Output is correct
128 Correct 1 ms 6492 KB Output is correct
129 Correct 2 ms 8536 KB Output is correct
130 Correct 1 ms 8540 KB Output is correct
131 Correct 1 ms 8540 KB Output is correct
132 Correct 2 ms 8540 KB Output is correct
133 Correct 2 ms 8540 KB Output is correct
134 Correct 1 ms 8540 KB Output is correct
135 Correct 2 ms 8540 KB Output is correct
136 Correct 1 ms 8656 KB Output is correct
137 Correct 2 ms 8540 KB Output is correct
138 Correct 2 ms 8540 KB Output is correct
139 Correct 1 ms 8540 KB Output is correct
140 Correct 1 ms 8540 KB Output is correct
141 Correct 2 ms 8536 KB Output is correct
142 Correct 2 ms 8792 KB Output is correct
143 Correct 1 ms 8540 KB Output is correct
144 Correct 1 ms 8540 KB Output is correct
145 Correct 1 ms 8540 KB Output is correct
146 Correct 1 ms 8540 KB Output is correct
147 Correct 1 ms 8540 KB Output is correct
148 Correct 1 ms 8540 KB Output is correct
149 Correct 1 ms 8540 KB Output is correct
150 Correct 2 ms 8540 KB Output is correct
151 Correct 2 ms 8540 KB Output is correct
152 Correct 2 ms 8796 KB Output is correct
153 Correct 1 ms 8540 KB Output is correct
154 Correct 1 ms 8536 KB Output is correct
155 Correct 1 ms 8540 KB Output is correct
156 Correct 1 ms 8540 KB Output is correct
157 Correct 1 ms 8540 KB Output is correct
158 Correct 1 ms 8540 KB Output is correct
159 Correct 1 ms 8540 KB Output is correct
160 Correct 1 ms 8536 KB Output is correct
161 Correct 1 ms 8540 KB Output is correct
162 Correct 1 ms 8540 KB Output is correct
163 Correct 1 ms 8540 KB Output is correct
164 Correct 1 ms 8540 KB Output is correct
165 Correct 1 ms 8540 KB Output is correct
166 Correct 2 ms 8540 KB Output is correct
167 Correct 1 ms 8540 KB Output is correct
168 Correct 1 ms 8540 KB Output is correct
169 Correct 1 ms 8544 KB Output is correct
170 Correct 1 ms 8544 KB Output is correct
171 Correct 20 ms 14768 KB Output is correct
172 Correct 40 ms 18780 KB Output is correct
173 Correct 61 ms 25176 KB Output is correct
174 Correct 96 ms 30768 KB Output is correct
175 Correct 180 ms 36840 KB Output is correct
176 Correct 174 ms 42664 KB Output is correct
177 Correct 232 ms 48736 KB Output is correct
178 Correct 280 ms 52520 KB Output is correct
179 Correct 381 ms 56328 KB Output is correct
180 Correct 1 ms 6748 KB Output is correct
181 Correct 400 ms 60072 KB Output is correct
182 Correct 472 ms 64048 KB Output is correct
183 Correct 518 ms 69456 KB Output is correct
184 Correct 602 ms 73476 KB Output is correct
185 Correct 673 ms 77396 KB Output is correct
186 Correct 703 ms 81064 KB Output is correct
187 Correct 795 ms 85012 KB Output is correct
188 Correct 857 ms 89080 KB Output is correct
189 Correct 930 ms 92876 KB Output is correct
190 Correct 943 ms 96916 KB Output is correct
191 Correct 1 ms 8536 KB Output is correct
192 Correct 999 ms 100960 KB Output is correct
193 Correct 175 ms 97108 KB Output is correct
194 Correct 374 ms 176208 KB Output is correct
195 Correct 2 ms 8540 KB Output is correct
196 Correct 1 ms 8540 KB Output is correct
197 Correct 2 ms 8540 KB Output is correct
198 Correct 1 ms 8540 KB Output is correct