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답안 #314852

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
314852 2020-10-21T13:30:35 Z LethalPuppy Traffic (IOI10_traffic) C++17
100 / 100
 1300 ms 126328 KB 
#include "traffic.h"
#include <bits/stdc++.h>
using namespace std;

const int N = 1e6+5;
vector<int> neighbours[N];
int fans[N], total = 0, res = 0, traffic[N], posans[N], nums = 2e9+1;

void dfs(int u, int v) {
    for (auto &x: neighbours[u]) {
        if (x == v)
            continue;
        dfs(x, u);
        traffic[u] += traffic[x];
        posans[u] = max(posans[u], traffic[x]);
    }
    posans[u] = max(posans[u], total - traffic[u] - fans[u]);
    traffic[u] += fans[u];
}
int LocateCentre(int n, int p[], int s[], int d[]) {
    for (int i = 0; i < n - 1; ++i) {
        neighbours[s[i]].push_back(d[i]), neighbours[d[i]].push_back(s[i]);
        fans[i] = p[i], total += p[i];
    }
    fans[n - 1] = p[n - 1], total += p[n - 1];
    dfs(0, -1);
    for (int i = 0; i < n; ++i) {
        if (nums > posans[i]) {
            nums = posans[i];
            res = i;
        }
    }
    return res;
}

Subtask #1
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 17 ms 23808 KB Output is correct
2 Correct 17 ms 23860 KB Output is correct
3 Correct 17 ms 23808 KB Output is correct
4 Correct 17 ms 23808 KB Output is correct
5 Correct 17 ms 23808 KB Output is correct
6 Correct 18 ms 23808 KB Output is correct
7 Correct 17 ms 23868 KB Output is correct
8 Correct 16 ms 23808 KB Output is correct
9 Correct 17 ms 23808 KB Output is correct
10 Correct 16 ms 23808 KB Output is correct
11 Correct 17 ms 23808 KB Output is correct
12 Correct 17 ms 23808 KB Output is correct
13 Correct 18 ms 23808 KB Output is correct
14 Correct 16 ms 23808 KB Output is correct
15 Correct 17 ms 23808 KB Output is correct
16 Correct 16 ms 23808 KB Output is correct
17 Correct 17 ms 23808 KB Output is correct
18 Correct 17 ms 23808 KB Output is correct
19 Correct 18 ms 23808 KB Output is correct
20 Correct 19 ms 23808 KB Output is correct
21 Correct 20 ms 23808 KB Output is correct
22 Correct 17 ms 23808 KB Output is correct
23 Correct 17 ms 23808 KB Output is correct
24 Correct 17 ms 23808 KB Output is correct
25 Correct 20 ms 23808 KB Output is correct
26 Correct 17 ms 23928 KB Output is correct
27 Correct 17 ms 23808 KB Output is correct
28 Correct 17 ms 23936 KB Output is correct
29 Correct 17 ms 23936 KB Output is correct
30 Correct 17 ms 23936 KB Output is correct
31 Correct 17 ms 23928 KB Output is correct
32 Correct 17 ms 23936 KB Output is correct
33 Correct 17 ms 23936 KB Output is correct
34 Correct 17 ms 23808 KB Output is correct
35 Correct 17 ms 23936 KB Output is correct
36 Correct 19 ms 23936 KB Output is correct
37 Correct 17 ms 23936 KB Output is correct
38 Correct 17 ms 23936 KB Output is correct
39 Correct 18 ms 23936 KB Output is correct
40 Correct 17 ms 23936 KB Output is correct
41 Correct 17 ms 23936 KB Output is correct
42 Correct 17 ms 23928 KB Output is correct
43 Correct 17 ms 23808 KB Output is correct
44 Correct 17 ms 23808 KB Output is correct
45 Correct 20 ms 23808 KB Output is correct
46 Correct 16 ms 23808 KB Output is correct
47 Correct 17 ms 23808 KB Output is correct

Subtask #2
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 17 ms 23808 KB Output is correct
2 Correct 17 ms 23860 KB Output is correct
3 Correct 17 ms 23808 KB Output is correct
4 Correct 17 ms 23808 KB Output is correct
5 Correct 17 ms 23808 KB Output is correct
6 Correct 18 ms 23808 KB Output is correct
7 Correct 17 ms 23868 KB Output is correct
8 Correct 16 ms 23808 KB Output is correct
9 Correct 17 ms 23808 KB Output is correct
10 Correct 16 ms 23808 KB Output is correct
11 Correct 17 ms 23808 KB Output is correct
12 Correct 17 ms 23808 KB Output is correct
13 Correct 18 ms 23808 KB Output is correct
14 Correct 16 ms 23808 KB Output is correct
15 Correct 17 ms 23808 KB Output is correct
16 Correct 16 ms 23808 KB Output is correct
17 Correct 17 ms 23808 KB Output is correct
18 Correct 17 ms 23808 KB Output is correct
19 Correct 18 ms 23808 KB Output is correct
20 Correct 19 ms 23808 KB Output is correct
21 Correct 20 ms 23808 KB Output is correct
22 Correct 17 ms 23808 KB Output is correct
23 Correct 17 ms 23808 KB Output is correct
24 Correct 17 ms 23808 KB Output is correct
25 Correct 20 ms 23808 KB Output is correct
26 Correct 17 ms 23928 KB Output is correct
27 Correct 17 ms 23808 KB Output is correct
28 Correct 17 ms 23936 KB Output is correct
29 Correct 17 ms 23936 KB Output is correct
30 Correct 17 ms 23936 KB Output is correct
31 Correct 17 ms 23928 KB Output is correct
32 Correct 17 ms 23936 KB Output is correct
33 Correct 17 ms 23936 KB Output is correct
34 Correct 17 ms 23808 KB Output is correct
35 Correct 17 ms 23936 KB Output is correct
36 Correct 19 ms 23936 KB Output is correct
37 Correct 17 ms 23936 KB Output is correct
38 Correct 17 ms 23936 KB Output is correct
39 Correct 18 ms 23936 KB Output is correct
40 Correct 17 ms 23936 KB Output is correct
41 Correct 17 ms 23936 KB Output is correct
42 Correct 17 ms 23928 KB Output is correct
43 Correct 17 ms 23808 KB Output is correct
44 Correct 17 ms 23808 KB Output is correct
45 Correct 20 ms 23808 KB Output is correct
46 Correct 16 ms 23808 KB Output is correct
47 Correct 17 ms 23808 KB Output is correct
48 Correct 17 ms 23808 KB Output is correct
49 Correct 17 ms 23808 KB Output is correct
50 Correct 17 ms 23808 KB Output is correct
51 Correct 17 ms 23808 KB Output is correct
52 Correct 17 ms 23808 KB Output is correct
53 Correct 17 ms 23936 KB Output is correct
54 Correct 17 ms 23808 KB Output is correct
55 Correct 17 ms 23808 KB Output is correct
56 Correct 16 ms 23808 KB Output is correct
57 Correct 17 ms 23808 KB Output is correct
58 Correct 17 ms 23936 KB Output is correct
59 Correct 18 ms 23936 KB Output is correct
60 Correct 17 ms 23808 KB Output is correct
61 Correct 17 ms 23808 KB Output is correct
62 Correct 16 ms 23808 KB Output is correct
63 Correct 17 ms 23808 KB Output is correct
64 Correct 17 ms 23808 KB Output is correct
65 Correct 17 ms 23808 KB Output is correct
66 Correct 17 ms 23936 KB Output is correct
67 Correct 17 ms 23808 KB Output is correct
68 Correct 45 ms 29304 KB Output is correct
69 Correct 78 ms 34424 KB Output is correct
70 Correct 17 ms 23808 KB Output is correct
71 Correct 101 ms 40140 KB Output is correct
72 Correct 128 ms 45048 KB Output is correct
73 Correct 165 ms 50168 KB Output is correct
74 Correct 187 ms 55288 KB Output is correct
75 Correct 215 ms 60280 KB Output is correct
76 Correct 246 ms 65460 KB Output is correct
77 Correct 276 ms 70648 KB Output is correct
78 Correct 299 ms 75636 KB Output is correct
79 Correct 327 ms 81272 KB Output is correct
80 Correct 360 ms 86264 KB Output is correct
81 Correct 16 ms 23808 KB Output is correct
82 Correct 384 ms 91340 KB Output is correct
83 Correct 411 ms 96504 KB Output is correct
84 Correct 444 ms 101752 KB Output is correct
85 Correct 466 ms 106616 KB Output is correct
86 Correct 496 ms 111864 KB Output is correct
87 Correct 525 ms 116856 KB Output is correct
88 Correct 553 ms 120568 KB Output is correct
89 Correct 580 ms 125688 KB Output is correct
90 Correct 17 ms 23808 KB Output is correct
91 Correct 17 ms 23808 KB Output is correct
92 Correct 17 ms 23936 KB Output is correct
93 Correct 16 ms 23808 KB Output is correct
94 Correct 17 ms 23808 KB Output is correct

Subtask #3
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 17 ms 23808 KB Output is correct
2 Correct 17 ms 23860 KB Output is correct
3 Correct 17 ms 23808 KB Output is correct
4 Correct 17 ms 23808 KB Output is correct
5 Correct 17 ms 23808 KB Output is correct
6 Correct 18 ms 23808 KB Output is correct
7 Correct 17 ms 23868 KB Output is correct
8 Correct 16 ms 23808 KB Output is correct
9 Correct 17 ms 23808 KB Output is correct
10 Correct 16 ms 23808 KB Output is correct
11 Correct 17 ms 23808 KB Output is correct
12 Correct 17 ms 23808 KB Output is correct
13 Correct 18 ms 23808 KB Output is correct
14 Correct 16 ms 23808 KB Output is correct
15 Correct 17 ms 23808 KB Output is correct
16 Correct 16 ms 23808 KB Output is correct
17 Correct 17 ms 23808 KB Output is correct
18 Correct 17 ms 23808 KB Output is correct
19 Correct 18 ms 23808 KB Output is correct
20 Correct 19 ms 23808 KB Output is correct
21 Correct 20 ms 23808 KB Output is correct
22 Correct 17 ms 23808 KB Output is correct
23 Correct 17 ms 23808 KB Output is correct
24 Correct 17 ms 23808 KB Output is correct
25 Correct 20 ms 23808 KB Output is correct
26 Correct 17 ms 23928 KB Output is correct
27 Correct 17 ms 23808 KB Output is correct
28 Correct 17 ms 23936 KB Output is correct
29 Correct 17 ms 23936 KB Output is correct
30 Correct 17 ms 23936 KB Output is correct
31 Correct 17 ms 23928 KB Output is correct
32 Correct 17 ms 23936 KB Output is correct
33 Correct 17 ms 23936 KB Output is correct
34 Correct 17 ms 23808 KB Output is correct
35 Correct 17 ms 23936 KB Output is correct
36 Correct 19 ms 23936 KB Output is correct
37 Correct 17 ms 23936 KB Output is correct
38 Correct 17 ms 23936 KB Output is correct
39 Correct 18 ms 23936 KB Output is correct
40 Correct 17 ms 23936 KB Output is correct
41 Correct 17 ms 23936 KB Output is correct
42 Correct 17 ms 23928 KB Output is correct
43 Correct 17 ms 23808 KB Output is correct
44 Correct 17 ms 23808 KB Output is correct
45 Correct 20 ms 23808 KB Output is correct
46 Correct 16 ms 23808 KB Output is correct
47 Correct 17 ms 23808 KB Output is correct
48 Correct 18 ms 23808 KB Output is correct
49 Correct 17 ms 23808 KB Output is correct
50 Correct 17 ms 23808 KB Output is correct
51 Correct 17 ms 23808 KB Output is correct
52 Correct 18 ms 23808 KB Output is correct
53 Correct 16 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 17 ms 23808 KB Output is correct
57 Correct 16 ms 23808 KB Output is correct
58 Correct 16 ms 23808 KB Output is correct
59 Correct 17 ms 23808 KB Output is correct
60 Correct 16 ms 23808 KB Output is correct
61 Correct 16 ms 23808 KB Output is correct
62 Correct 16 ms 23808 KB Output is correct
63 Correct 16 ms 23808 KB Output is correct
64 Correct 17 ms 23808 KB Output is correct
65 Correct 16 ms 23808 KB Output is correct
66 Correct 17 ms 23936 KB Output is correct
67 Correct 17 ms 23808 KB Output is correct
68 Correct 17 ms 23808 KB Output is correct
69 Correct 16 ms 23808 KB Output is correct
70 Correct 17 ms 23808 KB Output is correct
71 Correct 16 ms 23936 KB Output is correct
72 Correct 17 ms 23808 KB Output is correct
73 Correct 17 ms 23808 KB Output is correct
74 Correct 17 ms 23936 KB Output is correct
75 Correct 17 ms 23808 KB Output is correct
76 Correct 17 ms 23808 KB Output is correct
77 Correct 17 ms 23808 KB Output is correct
78 Correct 17 ms 23936 KB Output is correct
79 Correct 17 ms 23808 KB Output is correct
80 Correct 17 ms 23936 KB Output is correct
81 Correct 17 ms 23808 KB Output is correct
82 Correct 17 ms 23936 KB Output is correct
83 Correct 17 ms 23936 KB Output is correct
84 Correct 17 ms 23936 KB Output is correct
85 Correct 17 ms 23936 KB Output is correct
86 Correct 17 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 19 ms 23936 KB Output is correct
90 Correct 17 ms 23936 KB Output is correct
91 Correct 17 ms 23912 KB Output is correct
92 Correct 17 ms 23936 KB Output is correct
93 Correct 17 ms 23936 KB Output is correct
94 Correct 17 ms 23932 KB Output is correct
95 Correct 18 ms 23936 KB Output is correct
96 Correct 18 ms 23936 KB Output is correct
97 Correct 17 ms 23808 KB Output is correct
98 Correct 17 ms 23808 KB Output is correct
99 Correct 17 ms 23808 KB Output is correct

Subtask #4
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 17 ms 23808 KB Output is correct
2 Correct 17 ms 23860 KB Output is correct
3 Correct 17 ms 23808 KB Output is correct
4 Correct 17 ms 23808 KB Output is correct
5 Correct 17 ms 23808 KB Output is correct
6 Correct 18 ms 23808 KB Output is correct
7 Correct 17 ms 23868 KB Output is correct
8 Correct 16 ms 23808 KB Output is correct
9 Correct 17 ms 23808 KB Output is correct
10 Correct 16 ms 23808 KB Output is correct
11 Correct 17 ms 23808 KB Output is correct
12 Correct 17 ms 23808 KB Output is correct
13 Correct 18 ms 23808 KB Output is correct
14 Correct 16 ms 23808 KB Output is correct
15 Correct 17 ms 23808 KB Output is correct
16 Correct 16 ms 23808 KB Output is correct
17 Correct 17 ms 23808 KB Output is correct
18 Correct 17 ms 23808 KB Output is correct
19 Correct 18 ms 23808 KB Output is correct
20 Correct 19 ms 23808 KB Output is correct
21 Correct 20 ms 23808 KB Output is correct
22 Correct 17 ms 23808 KB Output is correct
23 Correct 17 ms 23808 KB Output is correct
24 Correct 17 ms 23808 KB Output is correct
25 Correct 20 ms 23808 KB Output is correct
26 Correct 17 ms 23928 KB Output is correct
27 Correct 17 ms 23808 KB Output is correct
28 Correct 17 ms 23936 KB Output is correct
29 Correct 17 ms 23936 KB Output is correct
30 Correct 17 ms 23936 KB Output is correct
31 Correct 17 ms 23928 KB Output is correct
32 Correct 17 ms 23936 KB Output is correct
33 Correct 17 ms 23936 KB Output is correct
34 Correct 17 ms 23808 KB Output is correct
35 Correct 17 ms 23936 KB Output is correct
36 Correct 19 ms 23936 KB Output is correct
37 Correct 17 ms 23936 KB Output is correct
38 Correct 17 ms 23936 KB Output is correct
39 Correct 18 ms 23936 KB Output is correct
40 Correct 17 ms 23936 KB Output is correct
41 Correct 17 ms 23936 KB Output is correct
42 Correct 17 ms 23928 KB Output is correct
43 Correct 17 ms 23808 KB Output is correct
44 Correct 17 ms 23808 KB Output is correct
45 Correct 20 ms 23808 KB Output is correct
46 Correct 16 ms 23808 KB Output is correct
47 Correct 17 ms 23808 KB Output is correct
48 Correct 17 ms 23808 KB Output is correct
49 Correct 17 ms 23808 KB Output is correct
50 Correct 17 ms 23808 KB Output is correct
51 Correct 17 ms 23808 KB Output is correct
52 Correct 17 ms 23808 KB Output is correct
53 Correct 17 ms 23936 KB Output is correct
54 Correct 17 ms 23808 KB Output is correct
55 Correct 17 ms 23808 KB Output is correct
56 Correct 16 ms 23808 KB Output is correct
57 Correct 17 ms 23808 KB Output is correct
58 Correct 17 ms 23936 KB Output is correct
59 Correct 18 ms 23936 KB Output is correct
60 Correct 17 ms 23808 KB Output is correct
61 Correct 17 ms 23808 KB Output is correct
62 Correct 16 ms 23808 KB Output is correct
63 Correct 17 ms 23808 KB Output is correct
64 Correct 17 ms 23808 KB Output is correct
65 Correct 17 ms 23808 KB Output is correct
66 Correct 17 ms 23936 KB Output is correct
67 Correct 17 ms 23808 KB Output is correct
68 Correct 45 ms 29304 KB Output is correct
69 Correct 78 ms 34424 KB Output is correct
70 Correct 17 ms 23808 KB Output is correct
71 Correct 101 ms 40140 KB Output is correct
72 Correct 128 ms 45048 KB Output is correct
73 Correct 165 ms 50168 KB Output is correct
74 Correct 187 ms 55288 KB Output is correct
75 Correct 215 ms 60280 KB Output is correct
76 Correct 246 ms 65460 KB Output is correct
77 Correct 276 ms 70648 KB Output is correct
78 Correct 299 ms 75636 KB Output is correct
79 Correct 327 ms 81272 KB Output is correct
80 Correct 360 ms 86264 KB Output is correct
81 Correct 16 ms 23808 KB Output is correct
82 Correct 384 ms 91340 KB Output is correct
83 Correct 411 ms 96504 KB Output is correct
84 Correct 444 ms 101752 KB Output is correct
85 Correct 466 ms 106616 KB Output is correct
86 Correct 496 ms 111864 KB Output is correct
87 Correct 525 ms 116856 KB Output is correct
88 Correct 553 ms 120568 KB Output is correct
89 Correct 580 ms 125688 KB Output is correct
90 Correct 17 ms 23808 KB Output is correct
91 Correct 17 ms 23808 KB Output is correct
92 Correct 17 ms 23936 KB Output is correct
93 Correct 16 ms 23808 KB Output is correct
94 Correct 17 ms 23808 KB Output is correct
95 Correct 18 ms 23808 KB Output is correct
96 Correct 17 ms 23808 KB Output is correct
97 Correct 17 ms 23808 KB Output is correct
98 Correct 17 ms 23808 KB Output is correct
99 Correct 18 ms 23808 KB Output is correct
100 Correct 16 ms 23808 KB Output is correct
101 Correct 17 ms 23808 KB Output is correct
102 Correct 17 ms 23808 KB Output is correct
103 Correct 17 ms 23808 KB Output is correct
104 Correct 16 ms 23808 KB Output is correct
105 Correct 16 ms 23808 KB Output is correct
106 Correct 17 ms 23808 KB Output is correct
107 Correct 16 ms 23808 KB Output is correct
108 Correct 16 ms 23808 KB Output is correct
109 Correct 16 ms 23808 KB Output is correct
110 Correct 16 ms 23808 KB Output is correct
111 Correct 17 ms 23808 KB Output is correct
112 Correct 16 ms 23808 KB Output is correct
113 Correct 17 ms 23936 KB Output is correct
114 Correct 17 ms 23808 KB Output is correct
115 Correct 17 ms 23808 KB Output is correct
116 Correct 16 ms 23808 KB Output is correct
117 Correct 17 ms 23808 KB Output is correct
118 Correct 16 ms 23936 KB Output is correct
119 Correct 17 ms 23808 KB Output is correct
120 Correct 17 ms 23808 KB Output is correct
121 Correct 17 ms 23936 KB Output is correct
122 Correct 17 ms 23808 KB Output is correct
123 Correct 17 ms 23808 KB Output is correct
124 Correct 17 ms 23808 KB Output is correct
125 Correct 17 ms 23936 KB Output is correct
126 Correct 17 ms 23808 KB Output is correct
127 Correct 17 ms 23936 KB Output is correct
128 Correct 17 ms 23808 KB Output is correct
129 Correct 17 ms 23936 KB Output is correct
130 Correct 17 ms 23936 KB Output is correct
131 Correct 17 ms 23936 KB Output is correct
132 Correct 17 ms 23936 KB Output is correct
133 Correct 17 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 19 ms 23936 KB Output is correct
137 Correct 17 ms 23936 KB Output is correct
138 Correct 17 ms 23912 KB Output is correct
139 Correct 17 ms 23936 KB Output is correct
140 Correct 17 ms 23936 KB Output is correct
141 Correct 17 ms 23932 KB Output is correct
142 Correct 18 ms 23936 KB Output is correct
143 Correct 18 ms 23936 KB Output is correct
144 Correct 17 ms 23808 KB Output is correct
145 Correct 17 ms 23808 KB Output is correct
146 Correct 17 ms 23808 KB Output is correct
147 Correct 16 ms 23808 KB Output is correct
148 Correct 17 ms 23808 KB Output is correct
149 Correct 17 ms 23808 KB Output is correct
150 Correct 16 ms 23808 KB Output is correct
151 Correct 17 ms 23808 KB Output is correct
152 Correct 16 ms 23808 KB Output is correct
153 Correct 17 ms 24064 KB Output is correct
154 Correct 17 ms 23808 KB Output is correct
155 Correct 17 ms 23808 KB Output is correct
156 Correct 17 ms 23840 KB Output is correct
157 Correct 16 ms 23808 KB Output is correct
158 Correct 17 ms 23808 KB Output is correct
159 Correct 16 ms 23808 KB Output is correct
160 Correct 16 ms 23808 KB Output is correct
161 Correct 17 ms 23820 KB Output is correct
162 Correct 16 ms 23808 KB Output is correct
163 Correct 19 ms 23808 KB Output is correct
164 Correct 16 ms 23808 KB Output is correct
165 Correct 17 ms 23808 KB Output is correct
166 Correct 16 ms 23808 KB Output is correct
167 Correct 16 ms 23808 KB Output is correct
168 Correct 17 ms 23928 KB Output is correct
169 Correct 17 ms 23808 KB Output is correct
170 Correct 17 ms 23808 KB Output is correct
171 Correct 51 ms 27392 KB Output is correct
172 Correct 100 ms 30072 KB Output is correct
173 Correct 162 ms 33528 KB Output is correct
174 Correct 229 ms 36344 KB Output is correct
175 Correct 296 ms 39036 KB Output is correct
176 Correct 357 ms 41996 KB Output is correct
177 Correct 431 ms 44792 KB Output is correct
178 Correct 491 ms 47352 KB Output is correct
179 Correct 562 ms 50168 KB Output is correct
180 Correct 17 ms 23808 KB Output is correct
181 Correct 625 ms 52984 KB Output is correct
182 Correct 687 ms 55720 KB Output is correct
183 Correct 758 ms 58488 KB Output is correct
184 Correct 823 ms 61304 KB Output is correct
185 Correct 878 ms 63992 KB Output is correct
186 Correct 951 ms 66892 KB Output is correct
187 Correct 1024 ms 69628 KB Output is correct
188 Correct 1082 ms 72440 KB Output is correct
189 Correct 1148 ms 74484 KB Output is correct
190 Correct 1213 ms 76336 KB Output is correct
191 Correct 16 ms 23808 KB Output is correct
192 Correct 1300 ms 78972 KB Output is correct
193 Correct 285 ms 75512 KB Output is correct
194 Correct 547 ms 126328 KB Output is correct
195 Correct 17 ms 23808 KB Output is correct
196 Correct 17 ms 23936 KB Output is correct
197 Correct 17 ms 23808 KB Output is correct
198 Correct 16 ms 23808 KB Output is correct