oj.uz

답안 #590711

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
590711 2022-07-06T09:08:18 Z l_reho Traffic (IOI10_traffic) C++14
100 / 100
 1186 ms 237324 KB 
#include "traffic.h"
#include <bits/stdc++.h>
using namespace std;

vector<long long> st;
vector<vector<int>> graph;
vector<bool> visited;
vector<int> parent;

long long preprocess(int curr, int pp[]){
	visited[curr] = true;
	vector<int> adj = graph[curr];
	st[curr] = pp[curr];
	for(int a : adj){
		if(visited[a]) continue;
		parent[a] = curr;
		st[curr] += preprocess(a, pp);	
	}
	return st[curr];
}

int LocateCentre(int N, int pp[], int S[], int D[]) {
	
	visited.assign(N, 0);
	parent.assign(N, 0);
	
	st.assign(N, 0LL);
	graph.assign(N, vector<int>());
	
	for(int i = 0; i < N-1; i++){
		graph[S[i]].push_back(D[i]);
		graph[D[i]].push_back(S[i]);
	}
	
	preprocess(0, pp);
	// for(int i = 0; i < N; i++) cout<<"DEBUG-->"<<st[i]<<endl;
	long long mn = LLONG_MAX;
	int ans = -1;
	
	for(int i = 0; i < N; i++){	
		vector<int> adj = graph[i];
		long long mx = -1;
		
		for(int a : adj){
			if(a != parent[i]){
				if(st[a] > mx) mx = st[a];
			}else {
				// calcolo della congestione della strada che collega 
				// i al parent
				
				long long cong = st[0] - st[i];
				// cout<<i<<" "<<a<<" "<<cong<<endl;
				if(cong > mx) mx = cong;
				
			}
		}
		if(mx < mn)
			ans = i;
		mn = min(mn, mx);
	}
	
	return ans;
}

Subtask #1
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 304 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 304 KB Output is correct
8 Correct 0 ms 304 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 304 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 1 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 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 308 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 304 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 316 KB Output is correct
30 Correct 1 ms 320 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 1 ms 212 KB Output is correct
35 Correct 1 ms 468 KB Output is correct
36 Correct 1 ms 468 KB Output is correct
37 Correct 1 ms 468 KB Output is correct
38 Correct 1 ms 468 KB Output is correct
39 Correct 1 ms 468 KB Output is correct
40 Correct 1 ms 452 KB Output is correct
41 Correct 1 ms 468 KB Output is correct
42 Correct 1 ms 448 KB Output is correct
43 Correct 0 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 304 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 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 304 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 304 KB Output is correct
8 Correct 0 ms 304 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 304 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 1 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 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 308 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 304 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 316 KB Output is correct
30 Correct 1 ms 320 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 1 ms 212 KB Output is correct
35 Correct 1 ms 468 KB Output is correct
36 Correct 1 ms 468 KB Output is correct
37 Correct 1 ms 468 KB Output is correct
38 Correct 1 ms 468 KB Output is correct
39 Correct 1 ms 468 KB Output is correct
40 Correct 1 ms 452 KB Output is correct
41 Correct 1 ms 468 KB Output is correct
42 Correct 1 ms 448 KB Output is correct
43 Correct 0 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 304 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 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 0 ms 212 KB Output is correct
55 Correct 0 ms 212 KB Output is correct
56 Correct 1 ms 212 KB Output is correct
57 Correct 0 ms 212 KB Output is correct
58 Correct 1 ms 212 KB Output is correct
59 Correct 1 ms 308 KB Output is correct
60 Correct 0 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 1 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 1 ms 308 KB Output is correct
68 Correct 23 ms 12016 KB Output is correct
69 Correct 50 ms 23936 KB Output is correct
70 Correct 0 ms 212 KB Output is correct
71 Correct 74 ms 35868 KB Output is correct
72 Correct 92 ms 47624 KB Output is correct
73 Correct 118 ms 59556 KB Output is correct
74 Correct 152 ms 71584 KB Output is correct
75 Correct 175 ms 83304 KB Output is correct
76 Correct 185 ms 95076 KB Output is correct
77 Correct 210 ms 107040 KB Output is correct
78 Correct 235 ms 118900 KB Output is correct
79 Correct 255 ms 130872 KB Output is correct
80 Correct 278 ms 142620 KB Output is correct
81 Correct 0 ms 212 KB Output is correct
82 Correct 315 ms 154592 KB Output is correct
83 Correct 325 ms 166272 KB Output is correct
84 Correct 368 ms 178208 KB Output is correct
85 Correct 394 ms 189976 KB Output is correct
86 Correct 409 ms 201828 KB Output is correct
87 Correct 415 ms 213764 KB Output is correct
88 Correct 446 ms 225592 KB Output is correct
89 Correct 507 ms 237324 KB Output is correct
90 Correct 0 ms 324 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 1 ms 212 KB Output is correct

Subtask #3
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 304 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 304 KB Output is correct
8 Correct 0 ms 304 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 304 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 1 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 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 308 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 304 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 316 KB Output is correct
30 Correct 1 ms 320 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 1 ms 212 KB Output is correct
35 Correct 1 ms 468 KB Output is correct
36 Correct 1 ms 468 KB Output is correct
37 Correct 1 ms 468 KB Output is correct
38 Correct 1 ms 468 KB Output is correct
39 Correct 1 ms 468 KB Output is correct
40 Correct 1 ms 452 KB Output is correct
41 Correct 1 ms 468 KB Output is correct
42 Correct 1 ms 448 KB Output is correct
43 Correct 0 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 304 KB Output is correct
47 Correct 0 ms 212 KB Output is correct
48 Correct 0 ms 212 KB Output is correct
49 Correct 1 ms 212 KB Output is correct
50 Correct 0 ms 212 KB Output is correct
51 Correct 1 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 0 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 0 ms 312 KB Output is correct
58 Correct 0 ms 212 KB Output is correct
59 Correct 0 ms 312 KB Output is correct
60 Correct 0 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 1 ms 260 KB Output is correct
69 Correct 0 ms 312 KB Output is correct
70 Correct 0 ms 212 KB Output is correct
71 Correct 1 ms 212 KB Output is correct
72 Correct 1 ms 212 KB Output is correct
73 Correct 1 ms 340 KB Output is correct
74 Correct 0 ms 340 KB Output is correct
75 Correct 1 ms 340 KB Output is correct
76 Correct 0 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 312 KB Output is correct
81 Correct 0 ms 212 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 316 KB Output is correct
85 Correct 1 ms 340 KB Output is correct
86 Correct 1 ms 312 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 328 KB Output is correct
91 Correct 1 ms 340 KB Output is correct
92 Correct 1 ms 316 KB Output is correct
93 Correct 1 ms 344 KB Output is correct
94 Correct 1 ms 340 KB Output is correct
95 Correct 1 ms 448 KB Output is correct
96 Correct 1 ms 212 KB Output is correct
97 Correct 0 ms 212 KB Output is correct
98 Correct 0 ms 212 KB Output is correct
99 Correct 0 ms 308 KB Output is correct

Subtask #4
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 304 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 0 ms 304 KB Output is correct
8 Correct 0 ms 304 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 304 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 1 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 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 308 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 304 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 316 KB Output is correct
30 Correct 1 ms 320 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 1 ms 212 KB Output is correct
35 Correct 1 ms 468 KB Output is correct
36 Correct 1 ms 468 KB Output is correct
37 Correct 1 ms 468 KB Output is correct
38 Correct 1 ms 468 KB Output is correct
39 Correct 1 ms 468 KB Output is correct
40 Correct 1 ms 452 KB Output is correct
41 Correct 1 ms 468 KB Output is correct
42 Correct 1 ms 448 KB Output is correct
43 Correct 0 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 304 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 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 0 ms 212 KB Output is correct
55 Correct 0 ms 212 KB Output is correct
56 Correct 1 ms 212 KB Output is correct
57 Correct 0 ms 212 KB Output is correct
58 Correct 1 ms 212 KB Output is correct
59 Correct 1 ms 308 KB Output is correct
60 Correct 0 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 1 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 1 ms 308 KB Output is correct
68 Correct 23 ms 12016 KB Output is correct
69 Correct 50 ms 23936 KB Output is correct
70 Correct 0 ms 212 KB Output is correct
71 Correct 74 ms 35868 KB Output is correct
72 Correct 92 ms 47624 KB Output is correct
73 Correct 118 ms 59556 KB Output is correct
74 Correct 152 ms 71584 KB Output is correct
75 Correct 175 ms 83304 KB Output is correct
76 Correct 185 ms 95076 KB Output is correct
77 Correct 210 ms 107040 KB Output is correct
78 Correct 235 ms 118900 KB Output is correct
79 Correct 255 ms 130872 KB Output is correct
80 Correct 278 ms 142620 KB Output is correct
81 Correct 0 ms 212 KB Output is correct
82 Correct 315 ms 154592 KB Output is correct
83 Correct 325 ms 166272 KB Output is correct
84 Correct 368 ms 178208 KB Output is correct
85 Correct 394 ms 189976 KB Output is correct
86 Correct 409 ms 201828 KB Output is correct
87 Correct 415 ms 213764 KB Output is correct
88 Correct 446 ms 225592 KB Output is correct
89 Correct 507 ms 237324 KB Output is correct
90 Correct 0 ms 324 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 1 ms 212 KB Output is correct
95 Correct 0 ms 212 KB Output is correct
96 Correct 1 ms 212 KB Output is correct
97 Correct 0 ms 212 KB Output is correct
98 Correct 1 ms 212 KB Output is correct
99 Correct 0 ms 212 KB Output is correct
100 Correct 0 ms 212 KB Output is correct
101 Correct 0 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 0 ms 312 KB Output is correct
105 Correct 0 ms 212 KB Output is correct
106 Correct 0 ms 312 KB Output is correct
107 Correct 0 ms 212 KB Output is correct
108 Correct 0 ms 212 KB Output is correct
109 Correct 0 ms 212 KB Output is correct
110 Correct 0 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 0 ms 212 KB Output is correct
114 Correct 0 ms 212 KB Output is correct
115 Correct 1 ms 260 KB Output is correct
116 Correct 0 ms 312 KB Output is correct
117 Correct 0 ms 212 KB Output is correct
118 Correct 1 ms 212 KB Output is correct
119 Correct 1 ms 212 KB Output is correct
120 Correct 1 ms 340 KB Output is correct
121 Correct 0 ms 340 KB Output is correct
122 Correct 1 ms 340 KB Output is correct
123 Correct 0 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 312 KB Output is correct
128 Correct 0 ms 212 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 316 KB Output is correct
132 Correct 1 ms 340 KB Output is correct
133 Correct 1 ms 312 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 328 KB Output is correct
138 Correct 1 ms 340 KB Output is correct
139 Correct 1 ms 316 KB Output is correct
140 Correct 1 ms 344 KB Output is correct
141 Correct 1 ms 340 KB Output is correct
142 Correct 1 ms 448 KB Output is correct
143 Correct 1 ms 212 KB Output is correct
144 Correct 0 ms 212 KB Output is correct
145 Correct 0 ms 212 KB Output is correct
146 Correct 0 ms 308 KB Output is correct
147 Correct 0 ms 212 KB Output is correct
148 Correct 0 ms 212 KB Output is correct
149 Correct 0 ms 212 KB Output is correct
150 Correct 1 ms 212 KB Output is correct
151 Correct 0 ms 212 KB Output is correct
152 Correct 0 ms 312 KB Output is correct
153 Correct 0 ms 312 KB Output is correct
154 Correct 0 ms 212 KB Output is correct
155 Correct 1 ms 340 KB Output is correct
156 Correct 0 ms 316 KB Output is correct
157 Correct 0 ms 304 KB Output is correct
158 Correct 0 ms 212 KB Output is correct
159 Correct 1 ms 312 KB Output is correct
160 Correct 0 ms 212 KB Output is correct
161 Correct 0 ms 212 KB Output is correct
162 Correct 0 ms 212 KB Output is correct
163 Correct 1 ms 312 KB Output is correct
164 Correct 0 ms 212 KB Output is correct
165 Correct 0 ms 212 KB Output is correct
166 Correct 0 ms 212 KB Output is correct
167 Correct 0 ms 312 KB Output is correct
168 Correct 0 ms 212 KB Output is correct
169 Correct 0 ms 212 KB Output is correct
170 Correct 0 ms 212 KB Output is correct
171 Correct 26 ms 5140 KB Output is correct
172 Correct 66 ms 9964 KB Output is correct
173 Correct 106 ms 14908 KB Output is correct
174 Correct 152 ms 19660 KB Output is correct
175 Correct 218 ms 24564 KB Output is correct
176 Correct 281 ms 29404 KB Output is correct
177 Correct 314 ms 34316 KB Output is correct
178 Correct 394 ms 39096 KB Output is correct
179 Correct 433 ms 44076 KB Output is correct
180 Correct 0 ms 340 KB Output is correct
181 Correct 483 ms 48888 KB Output is correct
182 Correct 544 ms 53588 KB Output is correct
183 Correct 599 ms 58556 KB Output is correct
184 Correct 656 ms 63556 KB Output is correct
185 Correct 763 ms 68160 KB Output is correct
186 Correct 811 ms 73216 KB Output is correct
187 Correct 890 ms 77864 KB Output is correct
188 Correct 952 ms 82740 KB Output is correct
189 Correct 1041 ms 87516 KB Output is correct
190 Correct 1186 ms 92356 KB Output is correct
191 Correct 0 ms 316 KB Output is correct
192 Correct 1172 ms 96964 KB Output is correct
193 Correct 227 ms 117580 KB Output is correct
194 Correct 449 ms 235044 KB Output is correct
195 Correct 1 ms 212 KB Output is correct
196 Correct 0 ms 212 KB Output is correct
197 Correct 0 ms 212 KB Output is correct
198 Correct 1 ms 312 KB Output is correct