oj.uz

답안 #584732

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
584732 2022-06-27T23:32:45 Z AkramElOmrani Traffic (IOI10_traffic) C++17
100 / 100
 1033 ms 154308 KB 
#include "traffic.h"
#include <bits/stdc++.h>

using namespace std;
using ll = long long;

template<typename A, typename B> ostream& operator<<(ostream &os, const pair<A, B> &p) { return os << '(' << p.first << ", " << p.second << ')'; }
template<typename T_container, typename T = typename enable_if<!is_same<T_container, string>::value, typename T_container::value_type>::type> ostream& operator<<(ostream &os, const T_container &v) { os << '{'; string sep; for (const T &x : v) os << sep << x, sep = ", "; return os << '}'; }
 
void dbg_out() { cerr << endl; }
template<typename Head, typename... Tail> void dbg_out(Head H, Tail... T) { cerr << ' ' << H; dbg_out(T...); }
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__);

const ll INF = 1e18L;

vector<vector<int>> adj;

ll dfs(int node, int prev, int* pp, vector<ll>& sz) {
	sz[node] = ll(pp[node]);
	for(int x : adj[node]) {
		if(x == prev) continue;
		sz[node] += dfs(x, node, pp, sz);
	}
	return sz[node];
}

int LocateCentre(int n, int pp[], int S[], int D[]) {
	adj.clear();
	adj.resize(n);
	for(int i = 0; i + 1 < n; ++i) {
		adj[S[i]].push_back(D[i]);
		adj[D[i]].push_back(S[i]);
	}
	vector<ll> sz(n);
	dfs(0, -1, pp, sz);
	ll mx = INF;
	int node = -1;
	for(int i = 0; i < n; ++i) {
		// check if this city is the best one
		ll local = 0;
		for(int x : adj[i]) {
			if(sz[x] < sz[i]) { // i is a child of x
				local = max(local, sz[x]);
			}
		}
		local = max(local, (sz[0] - sz[i]));
		if(local < mx) {
			mx = local;
			node = i;
		}
	}
	assert(node != -1);
	return node;
}

Subtask #1
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 340 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 0 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 0 ms 340 KB Output is correct
27 Correct 0 ms 340 KB Output is correct
28 Correct 0 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 1 ms 468 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 0 ms 212 KB Output is correct
45 Correct 0 ms 212 KB Output is correct
46 Correct 0 ms 212 KB Output is correct
47 Correct 0 ms 212 KB Output is correct

Subtask #2
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 340 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 0 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 0 ms 340 KB Output is correct
27 Correct 0 ms 340 KB Output is correct
28 Correct 0 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 1 ms 468 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 0 ms 212 KB Output is correct
45 Correct 0 ms 212 KB Output is correct
46 Correct 0 ms 212 KB Output is correct
47 Correct 0 ms 212 KB Output is correct
48 Correct 0 ms 212 KB Output is correct
49 Correct 0 ms 212 KB Output is correct
50 Correct 0 ms 212 KB Output is correct
51 Correct 0 ms 212 KB Output is correct
52 Correct 0 ms 212 KB Output is correct
53 Correct 0 ms 212 KB Output is correct
54 Correct 1 ms 212 KB Output is correct
55 Correct 0 ms 212 KB Output is correct
56 Correct 0 ms 212 KB Output is correct
57 Correct 1 ms 212 KB Output is correct
58 Correct 0 ms 212 KB Output is correct
59 Correct 1 ms 212 KB Output is correct
60 Correct 1 ms 212 KB Output is correct
61 Correct 0 ms 212 KB Output is correct
62 Correct 0 ms 212 KB Output is correct
63 Correct 0 ms 212 KB Output is correct
64 Correct 0 ms 212 KB Output is correct
65 Correct 0 ms 212 KB Output is correct
66 Correct 0 ms 212 KB Output is correct
67 Correct 0 ms 212 KB Output is correct
68 Correct 19 ms 7892 KB Output is correct
69 Correct 51 ms 15520 KB Output is correct
70 Correct 0 ms 212 KB Output is correct
71 Correct 77 ms 23140 KB Output is correct
72 Correct 77 ms 30800 KB Output is correct
73 Correct 94 ms 38476 KB Output is correct
74 Correct 116 ms 46036 KB Output is correct
75 Correct 131 ms 53608 KB Output is correct
76 Correct 207 ms 61256 KB Output is correct
77 Correct 174 ms 68996 KB Output is correct
78 Correct 190 ms 76556 KB Output is correct
79 Correct 240 ms 84252 KB Output is correct
80 Correct 236 ms 91864 KB Output is correct
81 Correct 0 ms 212 KB Output is correct
82 Correct 257 ms 99400 KB Output is correct
83 Correct 305 ms 107120 KB Output is correct
84 Correct 301 ms 114844 KB Output is correct
85 Correct 319 ms 122468 KB Output is correct
86 Correct 336 ms 130020 KB Output is correct
87 Correct 352 ms 137772 KB Output is correct
88 Correct 394 ms 145276 KB Output is correct
89 Correct 388 ms 152844 KB Output is correct
90 Correct 0 ms 212 KB Output is correct
91 Correct 0 ms 212 KB Output is correct
92 Correct 0 ms 212 KB Output is correct
93 Correct 0 ms 212 KB Output is correct
94 Correct 0 ms 212 KB Output is correct

Subtask #3
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 340 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 0 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 0 ms 340 KB Output is correct
27 Correct 0 ms 340 KB Output is correct
28 Correct 0 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 1 ms 468 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 0 ms 212 KB Output is correct
45 Correct 0 ms 212 KB Output is correct
46 Correct 0 ms 212 KB Output is correct
47 Correct 0 ms 212 KB Output is correct
48 Correct 1 ms 212 KB Output is correct
49 Correct 0 ms 212 KB Output is correct
50 Correct 1 ms 212 KB Output is correct
51 Correct 1 ms 212 KB Output is correct
52 Correct 1 ms 312 KB Output is correct
53 Correct 1 ms 212 KB Output is correct
54 Correct 1 ms 212 KB Output is correct
55 Correct 1 ms 212 KB Output is correct
56 Correct 1 ms 312 KB Output is correct
57 Correct 1 ms 212 KB Output is correct
58 Correct 1 ms 212 KB Output is correct
59 Correct 1 ms 212 KB Output is correct
60 Correct 1 ms 212 KB Output is correct
61 Correct 0 ms 212 KB Output is correct
62 Correct 1 ms 308 KB Output is correct
63 Correct 1 ms 212 KB Output is correct
64 Correct 0 ms 212 KB Output is correct
65 Correct 0 ms 212 KB Output is correct
66 Correct 1 ms 212 KB Output is correct
67 Correct 1 ms 212 KB Output is correct
68 Correct 1 ms 304 KB Output is correct
69 Correct 1 ms 212 KB Output is correct
70 Correct 1 ms 212 KB Output is correct
71 Correct 1 ms 308 KB Output is correct
72 Correct 1 ms 212 KB Output is correct
73 Correct 1 ms 340 KB Output is correct
74 Correct 1 ms 212 KB Output is correct
75 Correct 1 ms 340 KB Output is correct
76 Correct 1 ms 340 KB Output is correct
77 Correct 1 ms 340 KB Output is correct
78 Correct 1 ms 340 KB Output is correct
79 Correct 1 ms 340 KB Output is correct
80 Correct 1 ms 340 KB Output is correct
81 Correct 1 ms 308 KB Output is correct
82 Correct 1 ms 340 KB Output is correct
83 Correct 1 ms 340 KB Output is correct
84 Correct 1 ms 340 KB Output is correct
85 Correct 1 ms 340 KB Output is correct
86 Correct 1 ms 340 KB Output is correct
87 Correct 1 ms 340 KB Output is correct
88 Correct 1 ms 340 KB Output is correct
89 Correct 1 ms 340 KB Output is correct
90 Correct 1 ms 340 KB Output is correct
91 Correct 1 ms 324 KB Output is correct
92 Correct 0 ms 308 KB Output is correct
93 Correct 1 ms 340 KB Output is correct
94 Correct 1 ms 340 KB Output is correct
95 Correct 1 ms 420 KB Output is correct
96 Correct 1 ms 212 KB Output is correct
97 Correct 1 ms 212 KB Output is correct
98 Correct 1 ms 212 KB Output is correct
99 Correct 1 ms 212 KB Output is correct

Subtask #4
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 340 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 0 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 0 ms 340 KB Output is correct
27 Correct 0 ms 340 KB Output is correct
28 Correct 0 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 1 ms 468 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 0 ms 212 KB Output is correct
45 Correct 0 ms 212 KB Output is correct
46 Correct 0 ms 212 KB Output is correct
47 Correct 0 ms 212 KB Output is correct
48 Correct 0 ms 212 KB Output is correct
49 Correct 0 ms 212 KB Output is correct
50 Correct 0 ms 212 KB Output is correct
51 Correct 0 ms 212 KB Output is correct
52 Correct 0 ms 212 KB Output is correct
53 Correct 0 ms 212 KB Output is correct
54 Correct 1 ms 212 KB Output is correct
55 Correct 0 ms 212 KB Output is correct
56 Correct 0 ms 212 KB Output is correct
57 Correct 1 ms 212 KB Output is correct
58 Correct 0 ms 212 KB Output is correct
59 Correct 1 ms 212 KB Output is correct
60 Correct 1 ms 212 KB Output is correct
61 Correct 0 ms 212 KB Output is correct
62 Correct 0 ms 212 KB Output is correct
63 Correct 0 ms 212 KB Output is correct
64 Correct 0 ms 212 KB Output is correct
65 Correct 0 ms 212 KB Output is correct
66 Correct 0 ms 212 KB Output is correct
67 Correct 0 ms 212 KB Output is correct
68 Correct 19 ms 7892 KB Output is correct
69 Correct 51 ms 15520 KB Output is correct
70 Correct 0 ms 212 KB Output is correct
71 Correct 77 ms 23140 KB Output is correct
72 Correct 77 ms 30800 KB Output is correct
73 Correct 94 ms 38476 KB Output is correct
74 Correct 116 ms 46036 KB Output is correct
75 Correct 131 ms 53608 KB Output is correct
76 Correct 207 ms 61256 KB Output is correct
77 Correct 174 ms 68996 KB Output is correct
78 Correct 190 ms 76556 KB Output is correct
79 Correct 240 ms 84252 KB Output is correct
80 Correct 236 ms 91864 KB Output is correct
81 Correct 0 ms 212 KB Output is correct
82 Correct 257 ms 99400 KB Output is correct
83 Correct 305 ms 107120 KB Output is correct
84 Correct 301 ms 114844 KB Output is correct
85 Correct 319 ms 122468 KB Output is correct
86 Correct 336 ms 130020 KB Output is correct
87 Correct 352 ms 137772 KB Output is correct
88 Correct 394 ms 145276 KB Output is correct
89 Correct 388 ms 152844 KB Output is correct
90 Correct 0 ms 212 KB Output is correct
91 Correct 0 ms 212 KB Output is correct
92 Correct 0 ms 212 KB Output is correct
93 Correct 0 ms 212 KB Output is correct
94 Correct 0 ms 212 KB Output is correct
95 Correct 1 ms 212 KB Output is correct
96 Correct 0 ms 212 KB Output is correct
97 Correct 1 ms 212 KB Output is correct
98 Correct 1 ms 212 KB Output is correct
99 Correct 1 ms 312 KB Output is correct
100 Correct 1 ms 212 KB Output is correct
101 Correct 1 ms 212 KB Output is correct
102 Correct 1 ms 212 KB Output is correct
103 Correct 1 ms 312 KB Output is correct
104 Correct 1 ms 212 KB Output is correct
105 Correct 1 ms 212 KB Output is correct
106 Correct 1 ms 212 KB Output is correct
107 Correct 1 ms 212 KB Output is correct
108 Correct 0 ms 212 KB Output is correct
109 Correct 1 ms 308 KB Output is correct
110 Correct 1 ms 212 KB Output is correct
111 Correct 0 ms 212 KB Output is correct
112 Correct 0 ms 212 KB Output is correct
113 Correct 1 ms 212 KB Output is correct
114 Correct 1 ms 212 KB Output is correct
115 Correct 1 ms 304 KB Output is correct
116 Correct 1 ms 212 KB Output is correct
117 Correct 1 ms 212 KB Output is correct
118 Correct 1 ms 308 KB Output is correct
119 Correct 1 ms 212 KB Output is correct
120 Correct 1 ms 340 KB Output is correct
121 Correct 1 ms 212 KB Output is correct
122 Correct 1 ms 340 KB Output is correct
123 Correct 1 ms 340 KB Output is correct
124 Correct 1 ms 340 KB Output is correct
125 Correct 1 ms 340 KB Output is correct
126 Correct 1 ms 340 KB Output is correct
127 Correct 1 ms 340 KB Output is correct
128 Correct 1 ms 308 KB Output is correct
129 Correct 1 ms 340 KB Output is correct
130 Correct 1 ms 340 KB Output is correct
131 Correct 1 ms 340 KB Output is correct
132 Correct 1 ms 340 KB Output is correct
133 Correct 1 ms 340 KB Output is correct
134 Correct 1 ms 340 KB Output is correct
135 Correct 1 ms 340 KB Output is correct
136 Correct 1 ms 340 KB Output is correct
137 Correct 1 ms 340 KB Output is correct
138 Correct 1 ms 324 KB Output is correct
139 Correct 0 ms 308 KB Output is correct
140 Correct 1 ms 340 KB Output is correct
141 Correct 1 ms 340 KB Output is correct
142 Correct 1 ms 420 KB Output is correct
143 Correct 1 ms 212 KB Output is correct
144 Correct 1 ms 212 KB Output is correct
145 Correct 1 ms 212 KB Output is correct
146 Correct 1 ms 212 KB Output is correct
147 Correct 1 ms 212 KB Output is correct
148 Correct 1 ms 308 KB Output is correct
149 Correct 0 ms 304 KB Output is correct
150 Correct 0 ms 212 KB Output is correct
151 Correct 0 ms 212 KB Output is correct
152 Correct 1 ms 212 KB Output is correct
153 Correct 1 ms 212 KB Output is correct
154 Correct 1 ms 212 KB Output is correct
155 Correct 1 ms 212 KB Output is correct
156 Correct 1 ms 212 KB Output is correct
157 Correct 1 ms 212 KB Output is correct
158 Correct 1 ms 212 KB Output is correct
159 Correct 0 ms 212 KB Output is correct
160 Correct 1 ms 212 KB Output is correct
161 Correct 1 ms 308 KB Output is correct
162 Correct 1 ms 212 KB Output is correct
163 Correct 1 ms 212 KB Output is correct
164 Correct 1 ms 212 KB Output is correct
165 Correct 1 ms 304 KB Output is correct
166 Correct 1 ms 212 KB Output is correct
167 Correct 1 ms 212 KB Output is correct
168 Correct 1 ms 308 KB Output is correct
169 Correct 0 ms 308 KB Output is correct
170 Correct 0 ms 212 KB Output is correct
171 Correct 23 ms 4548 KB Output is correct
172 Correct 48 ms 8136 KB Output is correct
173 Correct 93 ms 11948 KB Output is correct
174 Correct 162 ms 15840 KB Output is correct
175 Correct 189 ms 19680 KB Output is correct
176 Correct 234 ms 23496 KB Output is correct
177 Correct 308 ms 27244 KB Output is correct
178 Correct 341 ms 30880 KB Output is correct
179 Correct 430 ms 34700 KB Output is correct
180 Correct 1 ms 212 KB Output is correct
181 Correct 467 ms 38372 KB Output is correct
182 Correct 522 ms 42224 KB Output is correct
183 Correct 610 ms 46092 KB Output is correct
184 Correct 622 ms 50336 KB Output is correct
185 Correct 766 ms 53996 KB Output is correct
186 Correct 825 ms 57812 KB Output is correct
187 Correct 888 ms 61432 KB Output is correct
188 Correct 933 ms 65260 KB Output is correct
189 Correct 935 ms 68948 KB Output is correct
190 Correct 946 ms 72320 KB Output is correct
191 Correct 1 ms 212 KB Output is correct
192 Correct 1033 ms 76620 KB Output is correct
193 Correct 192 ms 77732 KB Output is correct
194 Correct 407 ms 154308 KB Output is correct
195 Correct 0 ms 212 KB Output is correct
196 Correct 0 ms 212 KB Output is correct
197 Correct 0 ms 304 KB Output is correct
198 Correct 1 ms 212 KB Output is correct