답안 #312165

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
312165	2020-10-12T14:24:46 Z	AmineTrabelsi	Traffic (IOI10_traffic)	C++14	50 / 100	578 ms	137316 KB

traffic

#include "bits/stdc++.h"
using namespace std;
using ll = long long;
#define pb push_back 
#define mp make_pair
#define f first
#define s second
#define sz(x) ((int)x.size())
#define all(x) x.begin(),x.end()
#define rall(x) x.rbegin(),x.rend()

// Hi
const int M = 1e6;
vector<int> gr[M];
int *people;
ll sum[M];
void dfs(int i,int par){
	sum[i] = people[i];
	for(auto u:gr[i]){
		if(u!=par){
			dfs(u,i);
			sum[i]+=sum[u];
		}
	}
}
ll df(int i,int par){
	ll res = people[i];
	for(auto u:gr[i]){
		if(u != par){
			res += df(u,i);
		}
	}
	return res;
}
ll LocateCentre(int n,int p[],int ff[],int d[]){
	for(int i=0;i<n-1;i++){
		gr[ff[i]].pb(d[i]);
		gr[d[i]].pb(ff[i]);
	}
	people = p;
	dfs(0,0);
	ll res = 1e18;
	int city = 0;
	ll x = 0;
	for(auto i:gr[0]){
		x = max(x,df(i,0));
		res = x;
	}
	for(int i=1;i<n;i++){
		x = max(sum[0]-sum[i],sum[i]-p[i]);
		if(x < res){
			city = i;
			res = x;
		}
	}
	return city;
}
/*
int main(){
	int p[6] = {10,10,10,10,10,10},s[5] = {1,2,3,4,0},d[5] = {5,1,2,1,4};
	cout<<LocateCentre(6,p,s,d)<<'\n';
	return 0;
}
*/

Subtask #1
25.0 / 25.0

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

Subtask #2
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	15 ms	23808 KB	Output is correct
2	Correct	15 ms	23808 KB	Output is correct
3	Correct	15 ms	23808 KB	Output is correct
4	Correct	15 ms	23808 KB	Output is correct
5	Correct	15 ms	23808 KB	Output is correct
6	Correct	16 ms	23808 KB	Output is correct
7	Correct	15 ms	23808 KB	Output is correct
8	Correct	15 ms	23808 KB	Output is correct
9	Correct	15 ms	23808 KB	Output is correct
10	Correct	15 ms	23808 KB	Output is correct
11	Correct	15 ms	23808 KB	Output is correct
12	Correct	16 ms	23808 KB	Output is correct
13	Correct	15 ms	23808 KB	Output is correct
14	Correct	16 ms	23808 KB	Output is correct
15	Correct	15 ms	23808 KB	Output is correct
16	Correct	15 ms	23808 KB	Output is correct
17	Correct	15 ms	23808 KB	Output is correct
18	Correct	15 ms	23808 KB	Output is correct
19	Correct	16 ms	23808 KB	Output is correct
20	Correct	15 ms	23808 KB	Output is correct
21	Correct	16 ms	23808 KB	Output is correct
22	Correct	15 ms	23808 KB	Output is correct
23	Correct	15 ms	23808 KB	Output is correct
24	Correct	15 ms	23808 KB	Output is correct
25	Correct	15 ms	23808 KB	Output is correct
26	Correct	15 ms	23808 KB	Output is correct
27	Correct	15 ms	23808 KB	Output is correct
28	Correct	15 ms	23808 KB	Output is correct
29	Correct	15 ms	23808 KB	Output is correct
30	Correct	15 ms	23936 KB	Output is correct
31	Correct	16 ms	23936 KB	Output is correct
32	Correct	15 ms	23936 KB	Output is correct
33	Correct	15 ms	23936 KB	Output is correct
34	Correct	15 ms	23808 KB	Output is correct
35	Correct	15 ms	23936 KB	Output is correct
36	Correct	15 ms	23936 KB	Output is correct
37	Correct	16 ms	23936 KB	Output is correct
38	Correct	16 ms	23936 KB	Output is correct
39	Correct	16 ms	23936 KB	Output is correct
40	Correct	16 ms	23936 KB	Output is correct
41	Correct	16 ms	23936 KB	Output is correct
42	Correct	15 ms	23936 KB	Output is correct
43	Correct	15 ms	23808 KB	Output is correct
44	Correct	15 ms	23808 KB	Output is correct
45	Correct	15 ms	23936 KB	Output is correct
46	Correct	15 ms	23808 KB	Output is correct
47	Correct	15 ms	23808 KB	Output is correct
48	Correct	15 ms	23808 KB	Output is correct
49	Correct	15 ms	23808 KB	Output is correct
50	Correct	15 ms	23808 KB	Output is correct
51	Correct	15 ms	23808 KB	Output is correct
52	Correct	16 ms	23808 KB	Output is correct
53	Correct	15 ms	23808 KB	Output is correct
54	Correct	16 ms	23808 KB	Output is correct
55	Correct	15 ms	23808 KB	Output is correct
56	Correct	15 ms	23808 KB	Output is correct
57	Correct	15 ms	23808 KB	Output is correct
58	Correct	15 ms	23808 KB	Output is correct
59	Correct	16 ms	23808 KB	Output is correct
60	Correct	16 ms	23808 KB	Output is correct
61	Correct	15 ms	23808 KB	Output is correct
62	Correct	15 ms	23808 KB	Output is correct
63	Correct	15 ms	23808 KB	Output is correct
64	Correct	15 ms	23808 KB	Output is correct
65	Correct	15 ms	23808 KB	Output is correct
66	Correct	15 ms	23808 KB	Output is correct
67	Correct	16 ms	23808 KB	Output is correct
68	Correct	42 ms	29560 KB	Output is correct
69	Correct	70 ms	35204 KB	Output is correct
70	Correct	16 ms	23936 KB	Output is correct
71	Correct	96 ms	40804 KB	Output is correct
72	Correct	119 ms	46456 KB	Output is correct
73	Correct	153 ms	52188 KB	Output is correct
74	Correct	171 ms	57848 KB	Output is correct
75	Correct	212 ms	63480 KB	Output is correct
76	Correct	240 ms	69280 KB	Output is correct
77	Correct	255 ms	74872 KB	Output is correct
78	Correct	292 ms	80612 KB	Output is correct
79	Correct	320 ms	86340 KB	Output is correct
80	Correct	350 ms	91948 KB	Output is correct
81	Correct	15 ms	23808 KB	Output is correct
82	Correct	375 ms	97724 KB	Output is correct
83	Correct	400 ms	103288 KB	Output is correct
84	Correct	422 ms	109048 KB	Output is correct
85	Correct	472 ms	114680 KB	Output is correct
86	Correct	504 ms	120276 KB	Output is correct
87	Correct	510 ms	126072 KB	Output is correct
88	Correct	537 ms	131740 KB	Output is correct
89	Correct	578 ms	137316 KB	Output is correct
90	Correct	15 ms	23808 KB	Output is correct
91	Correct	15 ms	23840 KB	Output is correct
92	Correct	16 ms	23808 KB	Output is correct
93	Correct	15 ms	23808 KB	Output is correct
94	Correct	15 ms	23808 KB	Output is correct

Subtask #3
0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	15 ms	23808 KB	Output is correct
2	Correct	15 ms	23808 KB	Output is correct
3	Correct	15 ms	23808 KB	Output is correct
4	Correct	15 ms	23808 KB	Output is correct
5	Correct	15 ms	23808 KB	Output is correct
6	Correct	16 ms	23808 KB	Output is correct
7	Correct	15 ms	23808 KB	Output is correct
8	Correct	15 ms	23808 KB	Output is correct
9	Correct	15 ms	23808 KB	Output is correct
10	Correct	15 ms	23808 KB	Output is correct
11	Correct	15 ms	23808 KB	Output is correct
12	Correct	16 ms	23808 KB	Output is correct
13	Correct	15 ms	23808 KB	Output is correct
14	Correct	16 ms	23808 KB	Output is correct
15	Correct	15 ms	23808 KB	Output is correct
16	Correct	15 ms	23808 KB	Output is correct
17	Correct	15 ms	23808 KB	Output is correct
18	Correct	15 ms	23808 KB	Output is correct
19	Correct	16 ms	23808 KB	Output is correct
20	Correct	15 ms	23808 KB	Output is correct
21	Correct	16 ms	23808 KB	Output is correct
22	Correct	15 ms	23808 KB	Output is correct
23	Correct	15 ms	23808 KB	Output is correct
24	Correct	15 ms	23808 KB	Output is correct
25	Correct	15 ms	23808 KB	Output is correct
26	Correct	15 ms	23808 KB	Output is correct
27	Correct	15 ms	23808 KB	Output is correct
28	Correct	15 ms	23808 KB	Output is correct
29	Correct	15 ms	23808 KB	Output is correct
30	Correct	15 ms	23936 KB	Output is correct
31	Correct	16 ms	23936 KB	Output is correct
32	Correct	15 ms	23936 KB	Output is correct
33	Correct	15 ms	23936 KB	Output is correct
34	Correct	15 ms	23808 KB	Output is correct
35	Correct	15 ms	23936 KB	Output is correct
36	Correct	15 ms	23936 KB	Output is correct
37	Correct	16 ms	23936 KB	Output is correct
38	Correct	16 ms	23936 KB	Output is correct
39	Correct	16 ms	23936 KB	Output is correct
40	Correct	16 ms	23936 KB	Output is correct
41	Correct	16 ms	23936 KB	Output is correct
42	Correct	15 ms	23936 KB	Output is correct
43	Correct	15 ms	23808 KB	Output is correct
44	Correct	15 ms	23808 KB	Output is correct
45	Correct	15 ms	23936 KB	Output is correct
46	Correct	15 ms	23808 KB	Output is correct
47	Correct	15 ms	23808 KB	Output is correct
48	Incorrect	15 ms	23936 KB	Output isn't correct
49	Halted	0 ms	0 KB	-

Subtask #4
0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	15 ms	23808 KB	Output is correct
2	Correct	15 ms	23808 KB	Output is correct
3	Correct	15 ms	23808 KB	Output is correct
4	Correct	15 ms	23808 KB	Output is correct
5	Correct	15 ms	23808 KB	Output is correct
6	Correct	16 ms	23808 KB	Output is correct
7	Correct	15 ms	23808 KB	Output is correct
8	Correct	15 ms	23808 KB	Output is correct
9	Correct	15 ms	23808 KB	Output is correct
10	Correct	15 ms	23808 KB	Output is correct
11	Correct	15 ms	23808 KB	Output is correct
12	Correct	16 ms	23808 KB	Output is correct
13	Correct	15 ms	23808 KB	Output is correct
14	Correct	16 ms	23808 KB	Output is correct
15	Correct	15 ms	23808 KB	Output is correct
16	Correct	15 ms	23808 KB	Output is correct
17	Correct	15 ms	23808 KB	Output is correct
18	Correct	15 ms	23808 KB	Output is correct
19	Correct	16 ms	23808 KB	Output is correct
20	Correct	15 ms	23808 KB	Output is correct
21	Correct	16 ms	23808 KB	Output is correct
22	Correct	15 ms	23808 KB	Output is correct
23	Correct	15 ms	23808 KB	Output is correct
24	Correct	15 ms	23808 KB	Output is correct
25	Correct	15 ms	23808 KB	Output is correct
26	Correct	15 ms	23808 KB	Output is correct
27	Correct	15 ms	23808 KB	Output is correct
28	Correct	15 ms	23808 KB	Output is correct
29	Correct	15 ms	23808 KB	Output is correct
30	Correct	15 ms	23936 KB	Output is correct
31	Correct	16 ms	23936 KB	Output is correct
32	Correct	15 ms	23936 KB	Output is correct
33	Correct	15 ms	23936 KB	Output is correct
34	Correct	15 ms	23808 KB	Output is correct
35	Correct	15 ms	23936 KB	Output is correct
36	Correct	15 ms	23936 KB	Output is correct
37	Correct	16 ms	23936 KB	Output is correct
38	Correct	16 ms	23936 KB	Output is correct
39	Correct	16 ms	23936 KB	Output is correct
40	Correct	16 ms	23936 KB	Output is correct
41	Correct	16 ms	23936 KB	Output is correct
42	Correct	15 ms	23936 KB	Output is correct
43	Correct	15 ms	23808 KB	Output is correct
44	Correct	15 ms	23808 KB	Output is correct
45	Correct	15 ms	23936 KB	Output is correct
46	Correct	15 ms	23808 KB	Output is correct
47	Correct	15 ms	23808 KB	Output is correct
48	Correct	15 ms	23808 KB	Output is correct
49	Correct	15 ms	23808 KB	Output is correct
50	Correct	15 ms	23808 KB	Output is correct
51	Correct	15 ms	23808 KB	Output is correct
52	Correct	16 ms	23808 KB	Output is correct
53	Correct	15 ms	23808 KB	Output is correct
54	Correct	16 ms	23808 KB	Output is correct
55	Correct	15 ms	23808 KB	Output is correct
56	Correct	15 ms	23808 KB	Output is correct
57	Correct	15 ms	23808 KB	Output is correct
58	Correct	15 ms	23808 KB	Output is correct
59	Correct	16 ms	23808 KB	Output is correct
60	Correct	16 ms	23808 KB	Output is correct
61	Correct	15 ms	23808 KB	Output is correct
62	Correct	15 ms	23808 KB	Output is correct
63	Correct	15 ms	23808 KB	Output is correct
64	Correct	15 ms	23808 KB	Output is correct
65	Correct	15 ms	23808 KB	Output is correct
66	Correct	15 ms	23808 KB	Output is correct
67	Correct	16 ms	23808 KB	Output is correct
68	Correct	42 ms	29560 KB	Output is correct
69	Correct	70 ms	35204 KB	Output is correct
70	Correct	16 ms	23936 KB	Output is correct
71	Correct	96 ms	40804 KB	Output is correct
72	Correct	119 ms	46456 KB	Output is correct
73	Correct	153 ms	52188 KB	Output is correct
74	Correct	171 ms	57848 KB	Output is correct
75	Correct	212 ms	63480 KB	Output is correct
76	Correct	240 ms	69280 KB	Output is correct
77	Correct	255 ms	74872 KB	Output is correct
78	Correct	292 ms	80612 KB	Output is correct
79	Correct	320 ms	86340 KB	Output is correct
80	Correct	350 ms	91948 KB	Output is correct
81	Correct	15 ms	23808 KB	Output is correct
82	Correct	375 ms	97724 KB	Output is correct
83	Correct	400 ms	103288 KB	Output is correct
84	Correct	422 ms	109048 KB	Output is correct
85	Correct	472 ms	114680 KB	Output is correct
86	Correct	504 ms	120276 KB	Output is correct
87	Correct	510 ms	126072 KB	Output is correct
88	Correct	537 ms	131740 KB	Output is correct
89	Correct	578 ms	137316 KB	Output is correct
90	Correct	15 ms	23808 KB	Output is correct
91	Correct	15 ms	23840 KB	Output is correct
92	Correct	16 ms	23808 KB	Output is correct
93	Correct	15 ms	23808 KB	Output is correct
94	Correct	15 ms	23808 KB	Output is correct
95	Incorrect	15 ms	23936 KB	Output isn't correct
96	Halted	0 ms	0 KB	-

답안 #312165

Compilation message

Subtask #1 25.0 / 25.0

Subtask #2 25.0 / 25.0

Subtask #3 0 / 25.0

Subtask #4 0 / 25.0

Subtask #1
25.0 / 25.0

Subtask #2
25.0 / 25.0

Subtask #3
0 / 25.0

Subtask #4
0 / 25.0