Submission #366905

# Submission time Handle Problem Language Result Execution time Memory
366905 2021-02-15T16:54:21 Z BlancaHM Traffic (IOI10_traffic) C++14
100 / 100
1291 ms 170732 KB
#include <iostream>
#include <vector>
using namespace std;
typedef long long int ll;

ll dfs(int S, int padre, vector<vector<int>> & listaAdyacencia, vector<ll> & DP) {
	for (int v: listaAdyacencia[S]) {
		if (v == padre)
			continue;
		DP[S] += dfs(v, S, listaAdyacencia, DP);
	}
	// DP[S] contiene la suma de las poblaciones del subárbol de S
	return DP[S];
}

int LocateCentre(int N, int P[], int S[], int D[]) {
	vector<ll>DP(N);
	vector<vector<int>> listaAdyacencia(N, vector<int>());
	for (int i = 0; i < N-1; i++) {
		// pasamos el formato de entrada a una lista de adyacencia, más cómodo para operar
		// al ser aristas bidireccionales, las añadimos en ambas direcciones
		listaAdyacencia[S[i]].emplace_back(D[i]);
		listaAdyacencia[D[i]].emplace_back(S[i]);
	}
	for (int i = 0; i < N; i++)
		DP[i] = P[i]; // inicializamos la DP para que contenga la población de cada ciudad

	// rellenamos la DP
	dfs(0, -1, listaAdyacencia, DP);

	// por defecto, elegimos 0 como ciudad arbitrariamente y encontramos la máxima congestión
	int ciudadElegida = 0;
	ll maximaCongestionCiudadElegida = 0;
	for (int vecinoRaiz: listaAdyacencia[0]) {
		maximaCongestionCiudadElegida = max(maximaCongestionCiudadElegida, DP[vecinoRaiz]);
	}

	ll maximaCongestionCiudadActual;
	for (int ciudadActual = 1; ciudadActual < N; ciudadActual++) {
		maximaCongestionCiudadActual = DP[0] - DP[ciudadActual];
		for (int v: listaAdyacencia[ciudadActual]) {
			if (DP[v] < DP[ciudadActual])
				maximaCongestionCiudadActual = max(maximaCongestionCiudadActual, DP[v]);
		}
		if (maximaCongestionCiudadActual < maximaCongestionCiudadElegida) {
			maximaCongestionCiudadElegida = maximaCongestionCiudadActual;
			ciudadElegida = ciudadActual;
		}
	}
	return ciudadElegida;
}
# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 1 ms 364 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 1 ms 384 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 1 ms 364 KB Output is correct
19 Correct 1 ms 364 KB Output is correct
20 Correct 1 ms 364 KB Output is correct
21 Correct 1 ms 364 KB Output is correct
22 Correct 1 ms 364 KB Output is correct
23 Correct 1 ms 364 KB Output is correct
24 Correct 1 ms 364 KB Output is correct
25 Correct 1 ms 364 KB Output is correct
26 Correct 1 ms 364 KB Output is correct
27 Correct 1 ms 364 KB Output is correct
28 Correct 1 ms 384 KB Output is correct
29 Correct 1 ms 364 KB Output is correct
30 Correct 1 ms 364 KB Output is correct
31 Correct 1 ms 364 KB Output is correct
32 Correct 1 ms 364 KB Output is correct
33 Correct 1 ms 364 KB Output is correct
34 Correct 1 ms 364 KB Output is correct
35 Correct 1 ms 492 KB Output is correct
36 Correct 1 ms 492 KB Output is correct
37 Correct 1 ms 492 KB Output is correct
38 Correct 1 ms 492 KB Output is correct
39 Correct 1 ms 492 KB Output is correct
40 Correct 1 ms 492 KB Output is correct
41 Correct 1 ms 492 KB Output is correct
42 Correct 1 ms 492 KB Output is correct
43 Correct 1 ms 364 KB Output is correct
44 Correct 1 ms 364 KB Output is correct
45 Correct 1 ms 364 KB Output is correct
46 Correct 1 ms 364 KB Output is correct
47 Correct 1 ms 364 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 1 ms 364 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 1 ms 384 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 1 ms 364 KB Output is correct
19 Correct 1 ms 364 KB Output is correct
20 Correct 1 ms 364 KB Output is correct
21 Correct 1 ms 364 KB Output is correct
22 Correct 1 ms 364 KB Output is correct
23 Correct 1 ms 364 KB Output is correct
24 Correct 1 ms 364 KB Output is correct
25 Correct 1 ms 364 KB Output is correct
26 Correct 1 ms 364 KB Output is correct
27 Correct 1 ms 364 KB Output is correct
28 Correct 1 ms 384 KB Output is correct
29 Correct 1 ms 364 KB Output is correct
30 Correct 1 ms 364 KB Output is correct
31 Correct 1 ms 364 KB Output is correct
32 Correct 1 ms 364 KB Output is correct
33 Correct 1 ms 364 KB Output is correct
34 Correct 1 ms 364 KB Output is correct
35 Correct 1 ms 492 KB Output is correct
36 Correct 1 ms 492 KB Output is correct
37 Correct 1 ms 492 KB Output is correct
38 Correct 1 ms 492 KB Output is correct
39 Correct 1 ms 492 KB Output is correct
40 Correct 1 ms 492 KB Output is correct
41 Correct 1 ms 492 KB Output is correct
42 Correct 1 ms 492 KB Output is correct
43 Correct 1 ms 364 KB Output is correct
44 Correct 1 ms 364 KB Output is correct
45 Correct 1 ms 364 KB Output is correct
46 Correct 1 ms 364 KB Output is correct
47 Correct 1 ms 364 KB Output is correct
48 Correct 1 ms 364 KB Output is correct
49 Correct 1 ms 364 KB Output is correct
50 Correct 1 ms 364 KB Output is correct
51 Correct 1 ms 364 KB Output is correct
52 Correct 0 ms 364 KB Output is correct
53 Correct 1 ms 364 KB Output is correct
54 Correct 1 ms 512 KB Output is correct
55 Correct 1 ms 364 KB Output is correct
56 Correct 1 ms 364 KB Output is correct
57 Correct 1 ms 364 KB Output is correct
58 Correct 1 ms 364 KB Output is correct
59 Correct 1 ms 364 KB Output is correct
60 Correct 1 ms 364 KB Output is correct
61 Correct 1 ms 364 KB Output is correct
62 Correct 1 ms 364 KB Output is correct
63 Correct 1 ms 364 KB Output is correct
64 Correct 1 ms 364 KB Output is correct
65 Correct 1 ms 364 KB Output is correct
66 Correct 1 ms 364 KB Output is correct
67 Correct 1 ms 364 KB Output is correct
68 Correct 26 ms 8812 KB Output is correct
69 Correct 50 ms 17388 KB Output is correct
70 Correct 1 ms 364 KB Output is correct
71 Correct 77 ms 25836 KB Output is correct
72 Correct 102 ms 34284 KB Output is correct
73 Correct 127 ms 42860 KB Output is correct
74 Correct 155 ms 51436 KB Output is correct
75 Correct 175 ms 60012 KB Output is correct
76 Correct 214 ms 68460 KB Output is correct
77 Correct 230 ms 77176 KB Output is correct
78 Correct 256 ms 85612 KB Output is correct
79 Correct 296 ms 94188 KB Output is correct
80 Correct 315 ms 102636 KB Output is correct
81 Correct 1 ms 364 KB Output is correct
82 Correct 335 ms 111212 KB Output is correct
83 Correct 373 ms 119812 KB Output is correct
84 Correct 388 ms 128236 KB Output is correct
85 Correct 417 ms 136812 KB Output is correct
86 Correct 437 ms 145388 KB Output is correct
87 Correct 479 ms 153964 KB Output is correct
88 Correct 553 ms 162284 KB Output is correct
89 Correct 519 ms 170732 KB Output is correct
90 Correct 1 ms 364 KB Output is correct
91 Correct 1 ms 364 KB Output is correct
92 Correct 1 ms 364 KB Output is correct
93 Correct 1 ms 364 KB Output is correct
94 Correct 1 ms 364 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 1 ms 364 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 1 ms 384 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 1 ms 364 KB Output is correct
19 Correct 1 ms 364 KB Output is correct
20 Correct 1 ms 364 KB Output is correct
21 Correct 1 ms 364 KB Output is correct
22 Correct 1 ms 364 KB Output is correct
23 Correct 1 ms 364 KB Output is correct
24 Correct 1 ms 364 KB Output is correct
25 Correct 1 ms 364 KB Output is correct
26 Correct 1 ms 364 KB Output is correct
27 Correct 1 ms 364 KB Output is correct
28 Correct 1 ms 384 KB Output is correct
29 Correct 1 ms 364 KB Output is correct
30 Correct 1 ms 364 KB Output is correct
31 Correct 1 ms 364 KB Output is correct
32 Correct 1 ms 364 KB Output is correct
33 Correct 1 ms 364 KB Output is correct
34 Correct 1 ms 364 KB Output is correct
35 Correct 1 ms 492 KB Output is correct
36 Correct 1 ms 492 KB Output is correct
37 Correct 1 ms 492 KB Output is correct
38 Correct 1 ms 492 KB Output is correct
39 Correct 1 ms 492 KB Output is correct
40 Correct 1 ms 492 KB Output is correct
41 Correct 1 ms 492 KB Output is correct
42 Correct 1 ms 492 KB Output is correct
43 Correct 1 ms 364 KB Output is correct
44 Correct 1 ms 364 KB Output is correct
45 Correct 1 ms 364 KB Output is correct
46 Correct 1 ms 364 KB Output is correct
47 Correct 1 ms 364 KB Output is correct
48 Correct 1 ms 364 KB Output is correct
49 Correct 1 ms 364 KB Output is correct
50 Correct 1 ms 364 KB Output is correct
51 Correct 1 ms 364 KB Output is correct
52 Correct 1 ms 364 KB Output is correct
53 Correct 1 ms 364 KB Output is correct
54 Correct 1 ms 364 KB Output is correct
55 Correct 1 ms 364 KB Output is correct
56 Correct 1 ms 492 KB Output is correct
57 Correct 1 ms 364 KB Output is correct
58 Correct 1 ms 364 KB Output is correct
59 Correct 1 ms 364 KB Output is correct
60 Correct 0 ms 364 KB Output is correct
61 Correct 1 ms 364 KB Output is correct
62 Correct 1 ms 364 KB Output is correct
63 Correct 1 ms 364 KB Output is correct
64 Correct 1 ms 364 KB Output is correct
65 Correct 1 ms 364 KB Output is correct
66 Correct 1 ms 364 KB Output is correct
67 Correct 1 ms 364 KB Output is correct
68 Correct 1 ms 364 KB Output is correct
69 Correct 1 ms 384 KB Output is correct
70 Correct 1 ms 364 KB Output is correct
71 Correct 1 ms 364 KB Output is correct
72 Correct 1 ms 364 KB Output is correct
73 Correct 1 ms 364 KB Output is correct
74 Correct 1 ms 364 KB Output is correct
75 Correct 1 ms 364 KB Output is correct
76 Correct 1 ms 364 KB Output is correct
77 Correct 1 ms 364 KB Output is correct
78 Correct 1 ms 364 KB Output is correct
79 Correct 1 ms 364 KB Output is correct
80 Correct 1 ms 364 KB Output is correct
81 Correct 1 ms 384 KB Output is correct
82 Correct 1 ms 364 KB Output is correct
83 Correct 1 ms 364 KB Output is correct
84 Correct 1 ms 364 KB Output is correct
85 Correct 1 ms 364 KB Output is correct
86 Correct 1 ms 364 KB Output is correct
87 Correct 1 ms 364 KB Output is correct
88 Correct 1 ms 364 KB Output is correct
89 Correct 1 ms 364 KB Output is correct
90 Correct 1 ms 364 KB Output is correct
91 Correct 1 ms 364 KB Output is correct
92 Correct 1 ms 364 KB Output is correct
93 Correct 1 ms 364 KB Output is correct
94 Correct 1 ms 364 KB Output is correct
95 Correct 1 ms 492 KB Output is correct
96 Correct 1 ms 364 KB Output is correct
97 Correct 1 ms 364 KB Output is correct
98 Correct 1 ms 364 KB Output is correct
99 Correct 1 ms 364 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 1 ms 364 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 1 ms 384 KB Output is correct
17 Correct 1 ms 364 KB Output is correct
18 Correct 1 ms 364 KB Output is correct
19 Correct 1 ms 364 KB Output is correct
20 Correct 1 ms 364 KB Output is correct
21 Correct 1 ms 364 KB Output is correct
22 Correct 1 ms 364 KB Output is correct
23 Correct 1 ms 364 KB Output is correct
24 Correct 1 ms 364 KB Output is correct
25 Correct 1 ms 364 KB Output is correct
26 Correct 1 ms 364 KB Output is correct
27 Correct 1 ms 364 KB Output is correct
28 Correct 1 ms 384 KB Output is correct
29 Correct 1 ms 364 KB Output is correct
30 Correct 1 ms 364 KB Output is correct
31 Correct 1 ms 364 KB Output is correct
32 Correct 1 ms 364 KB Output is correct
33 Correct 1 ms 364 KB Output is correct
34 Correct 1 ms 364 KB Output is correct
35 Correct 1 ms 492 KB Output is correct
36 Correct 1 ms 492 KB Output is correct
37 Correct 1 ms 492 KB Output is correct
38 Correct 1 ms 492 KB Output is correct
39 Correct 1 ms 492 KB Output is correct
40 Correct 1 ms 492 KB Output is correct
41 Correct 1 ms 492 KB Output is correct
42 Correct 1 ms 492 KB Output is correct
43 Correct 1 ms 364 KB Output is correct
44 Correct 1 ms 364 KB Output is correct
45 Correct 1 ms 364 KB Output is correct
46 Correct 1 ms 364 KB Output is correct
47 Correct 1 ms 364 KB Output is correct
48 Correct 1 ms 364 KB Output is correct
49 Correct 1 ms 364 KB Output is correct
50 Correct 1 ms 364 KB Output is correct
51 Correct 1 ms 364 KB Output is correct
52 Correct 0 ms 364 KB Output is correct
53 Correct 1 ms 364 KB Output is correct
54 Correct 1 ms 512 KB Output is correct
55 Correct 1 ms 364 KB Output is correct
56 Correct 1 ms 364 KB Output is correct
57 Correct 1 ms 364 KB Output is correct
58 Correct 1 ms 364 KB Output is correct
59 Correct 1 ms 364 KB Output is correct
60 Correct 1 ms 364 KB Output is correct
61 Correct 1 ms 364 KB Output is correct
62 Correct 1 ms 364 KB Output is correct
63 Correct 1 ms 364 KB Output is correct
64 Correct 1 ms 364 KB Output is correct
65 Correct 1 ms 364 KB Output is correct
66 Correct 1 ms 364 KB Output is correct
67 Correct 1 ms 364 KB Output is correct
68 Correct 26 ms 8812 KB Output is correct
69 Correct 50 ms 17388 KB Output is correct
70 Correct 1 ms 364 KB Output is correct
71 Correct 77 ms 25836 KB Output is correct
72 Correct 102 ms 34284 KB Output is correct
73 Correct 127 ms 42860 KB Output is correct
74 Correct 155 ms 51436 KB Output is correct
75 Correct 175 ms 60012 KB Output is correct
76 Correct 214 ms 68460 KB Output is correct
77 Correct 230 ms 77176 KB Output is correct
78 Correct 256 ms 85612 KB Output is correct
79 Correct 296 ms 94188 KB Output is correct
80 Correct 315 ms 102636 KB Output is correct
81 Correct 1 ms 364 KB Output is correct
82 Correct 335 ms 111212 KB Output is correct
83 Correct 373 ms 119812 KB Output is correct
84 Correct 388 ms 128236 KB Output is correct
85 Correct 417 ms 136812 KB Output is correct
86 Correct 437 ms 145388 KB Output is correct
87 Correct 479 ms 153964 KB Output is correct
88 Correct 553 ms 162284 KB Output is correct
89 Correct 519 ms 170732 KB Output is correct
90 Correct 1 ms 364 KB Output is correct
91 Correct 1 ms 364 KB Output is correct
92 Correct 1 ms 364 KB Output is correct
93 Correct 1 ms 364 KB Output is correct
94 Correct 1 ms 364 KB Output is correct
95 Correct 1 ms 364 KB Output is correct
96 Correct 1 ms 364 KB Output is correct
97 Correct 1 ms 364 KB Output is correct
98 Correct 1 ms 364 KB Output is correct
99 Correct 1 ms 364 KB Output is correct
100 Correct 1 ms 364 KB Output is correct
101 Correct 1 ms 364 KB Output is correct
102 Correct 1 ms 364 KB Output is correct
103 Correct 1 ms 492 KB Output is correct
104 Correct 1 ms 364 KB Output is correct
105 Correct 1 ms 364 KB Output is correct
106 Correct 1 ms 364 KB Output is correct
107 Correct 0 ms 364 KB Output is correct
108 Correct 1 ms 364 KB Output is correct
109 Correct 1 ms 364 KB Output is correct
110 Correct 1 ms 364 KB Output is correct
111 Correct 1 ms 364 KB Output is correct
112 Correct 1 ms 364 KB Output is correct
113 Correct 1 ms 364 KB Output is correct
114 Correct 1 ms 364 KB Output is correct
115 Correct 1 ms 364 KB Output is correct
116 Correct 1 ms 384 KB Output is correct
117 Correct 1 ms 364 KB Output is correct
118 Correct 1 ms 364 KB Output is correct
119 Correct 1 ms 364 KB Output is correct
120 Correct 1 ms 364 KB Output is correct
121 Correct 1 ms 364 KB Output is correct
122 Correct 1 ms 364 KB Output is correct
123 Correct 1 ms 364 KB Output is correct
124 Correct 1 ms 364 KB Output is correct
125 Correct 1 ms 364 KB Output is correct
126 Correct 1 ms 364 KB Output is correct
127 Correct 1 ms 364 KB Output is correct
128 Correct 1 ms 384 KB Output is correct
129 Correct 1 ms 364 KB Output is correct
130 Correct 1 ms 364 KB Output is correct
131 Correct 1 ms 364 KB Output is correct
132 Correct 1 ms 364 KB Output is correct
133 Correct 1 ms 364 KB Output is correct
134 Correct 1 ms 364 KB Output is correct
135 Correct 1 ms 364 KB Output is correct
136 Correct 1 ms 364 KB Output is correct
137 Correct 1 ms 364 KB Output is correct
138 Correct 1 ms 364 KB Output is correct
139 Correct 1 ms 364 KB Output is correct
140 Correct 1 ms 364 KB Output is correct
141 Correct 1 ms 364 KB Output is correct
142 Correct 1 ms 492 KB Output is correct
143 Correct 1 ms 364 KB Output is correct
144 Correct 1 ms 364 KB Output is correct
145 Correct 1 ms 364 KB Output is correct
146 Correct 1 ms 364 KB Output is correct
147 Correct 1 ms 364 KB Output is correct
148 Correct 44 ms 492 KB Output is correct
149 Correct 1 ms 364 KB Output is correct
150 Correct 1 ms 364 KB Output is correct
151 Correct 1 ms 364 KB Output is correct
152 Correct 1 ms 364 KB Output is correct
153 Correct 1 ms 364 KB Output is correct
154 Correct 1 ms 364 KB Output is correct
155 Correct 1 ms 364 KB Output is correct
156 Correct 1 ms 364 KB Output is correct
157 Correct 1 ms 364 KB Output is correct
158 Correct 1 ms 364 KB Output is correct
159 Correct 1 ms 364 KB Output is correct
160 Correct 1 ms 364 KB Output is correct
161 Correct 1 ms 364 KB Output is correct
162 Correct 1 ms 364 KB Output is correct
163 Correct 1 ms 384 KB Output is correct
164 Correct 1 ms 364 KB Output is correct
165 Correct 1 ms 364 KB Output is correct
166 Correct 1 ms 364 KB Output is correct
167 Correct 1 ms 364 KB Output is correct
168 Correct 1 ms 364 KB Output is correct
169 Correct 1 ms 364 KB Output is correct
170 Correct 1 ms 364 KB Output is correct
171 Correct 33 ms 4972 KB Output is correct
172 Correct 70 ms 9580 KB Output is correct
173 Correct 124 ms 14188 KB Output is correct
174 Correct 189 ms 18924 KB Output is correct
175 Correct 255 ms 23464 KB Output is correct
176 Correct 354 ms 28140 KB Output is correct
177 Correct 388 ms 32876 KB Output is correct
178 Correct 487 ms 37356 KB Output is correct
179 Correct 543 ms 42308 KB Output is correct
180 Correct 1 ms 364 KB Output is correct
181 Correct 598 ms 46828 KB Output is correct
182 Correct 691 ms 51436 KB Output is correct
183 Correct 776 ms 56300 KB Output is correct
184 Correct 806 ms 60780 KB Output is correct
185 Correct 870 ms 65388 KB Output is correct
186 Correct 945 ms 69976 KB Output is correct
187 Correct 995 ms 74760 KB Output is correct
188 Correct 1067 ms 79484 KB Output is correct
189 Correct 1139 ms 83792 KB Output is correct
190 Correct 1200 ms 88544 KB Output is correct
191 Correct 1 ms 364 KB Output is correct
192 Correct 1291 ms 93032 KB Output is correct
193 Correct 254 ms 84332 KB Output is correct
194 Correct 505 ms 168420 KB Output is correct
195 Correct 1 ms 364 KB Output is correct
196 Correct 1 ms 364 KB Output is correct
197 Correct 1 ms 364 KB Output is correct
198 Correct 1 ms 364 KB Output is correct