Submission #507659

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
507659	2022-01-12T22:58:34 Z	nichke	Power Plant (JOI20_power)	C++14	100 / 100	155 ms	29696 KB

power

// I may fail a thousand times
// But there is no giving up
// IOI - here I come
#include <bits/stdc++.h>
#define pb push_back
#define int long long
using namespace std;
int ans;
string s;
int dp[(int)2e5+5];
vector<int> g[(int)2e5+5];
int dfs(int v,int p){
	for(int u:g[v]){
		if(u==p)continue;
		dp[v]+=dfs(u,v);
		ans=max(ans,dp[u]+(s[v-1]=='1'));
	}
	dp[v]-=s[v-1]=='1';
	dp[v]=max(dp[v],(int)(s[v-1]=='1'));
	ans=max(ans,dp[v]);
	return dp[v];
}
signed main(){
  ios_base::sync_with_stdio(0);cin.tie(0);
	int n;cin>>n;
	for(int i=1,u,v;i<n;i++)cin>>u>>v,g[u].pb(v),g[v].pb(u);
  cin>>s;
	dfs(1,1);
	cout<<ans<<'\n';
	return 0;
}

Subtask #1
6.0 / 6.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	4940 KB	Output is correct
2	Correct	3 ms	4940 KB	Output is correct
3	Correct	3 ms	4940 KB	Output is correct
4	Correct	3 ms	5020 KB	Output is correct
5	Correct	3 ms	4940 KB	Output is correct
6	Correct	2 ms	4940 KB	Output is correct
7	Correct	2 ms	4940 KB	Output is correct
8	Correct	3 ms	5028 KB	Output is correct
9	Correct	3 ms	4940 KB	Output is correct
10	Correct	3 ms	4940 KB	Output is correct
11	Correct	3 ms	5000 KB	Output is correct
12	Correct	2 ms	4940 KB	Output is correct
13	Correct	2 ms	5020 KB	Output is correct
14	Correct	2 ms	4940 KB	Output is correct
15	Correct	3 ms	4940 KB	Output is correct
16	Correct	3 ms	4940 KB	Output is correct
17	Correct	3 ms	4940 KB	Output is correct
18	Correct	3 ms	4940 KB	Output is correct
19	Correct	4 ms	4940 KB	Output is correct
20	Correct	3 ms	4940 KB	Output is correct
21	Correct	4 ms	5000 KB	Output is correct

Subtask #2
41.0 / 41.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	4940 KB	Output is correct
2	Correct	3 ms	4940 KB	Output is correct
3	Correct	3 ms	4940 KB	Output is correct
4	Correct	3 ms	5020 KB	Output is correct
5	Correct	3 ms	4940 KB	Output is correct
6	Correct	2 ms	4940 KB	Output is correct
7	Correct	2 ms	4940 KB	Output is correct
8	Correct	3 ms	5028 KB	Output is correct
9	Correct	3 ms	4940 KB	Output is correct
10	Correct	3 ms	4940 KB	Output is correct
11	Correct	3 ms	5000 KB	Output is correct
12	Correct	2 ms	4940 KB	Output is correct
13	Correct	2 ms	5020 KB	Output is correct
14	Correct	2 ms	4940 KB	Output is correct
15	Correct	3 ms	4940 KB	Output is correct
16	Correct	3 ms	4940 KB	Output is correct
17	Correct	3 ms	4940 KB	Output is correct
18	Correct	3 ms	4940 KB	Output is correct
19	Correct	4 ms	4940 KB	Output is correct
20	Correct	3 ms	4940 KB	Output is correct
21	Correct	4 ms	5000 KB	Output is correct
22	Correct	3 ms	5032 KB	Output is correct
23	Correct	3 ms	5068 KB	Output is correct
24	Correct	3 ms	5068 KB	Output is correct
25	Correct	3 ms	5068 KB	Output is correct
26	Correct	3 ms	5028 KB	Output is correct
27	Correct	3 ms	5084 KB	Output is correct
28	Correct	3 ms	5032 KB	Output is correct
29	Correct	3 ms	5196 KB	Output is correct
30	Correct	4 ms	5196 KB	Output is correct
31	Correct	3 ms	5068 KB	Output is correct
32	Correct	4 ms	5072 KB	Output is correct
33	Correct	3 ms	5068 KB	Output is correct
34	Correct	4 ms	5028 KB	Output is correct
35	Correct	4 ms	5068 KB	Output is correct
36	Correct	3 ms	5060 KB	Output is correct
37	Correct	3 ms	5068 KB	Output is correct
38	Correct	3 ms	5068 KB	Output is correct
39	Correct	3 ms	5068 KB	Output is correct
40	Correct	3 ms	5068 KB	Output is correct
41	Correct	4 ms	5084 KB	Output is correct
42	Correct	4 ms	5024 KB	Output is correct
43	Correct	3 ms	5068 KB	Output is correct
44	Correct	3 ms	5160 KB	Output is correct
45	Correct	3 ms	5160 KB	Output is correct
46	Correct	3 ms	5064 KB	Output is correct
47	Correct	3 ms	5068 KB	Output is correct
48	Correct	4 ms	5164 KB	Output is correct
49	Correct	3 ms	5072 KB	Output is correct
50	Correct	3 ms	5068 KB	Output is correct
51	Correct	3 ms	5068 KB	Output is correct
52	Correct	3 ms	5080 KB	Output is correct
53	Correct	3 ms	5156 KB	Output is correct
54	Correct	4 ms	5160 KB	Output is correct
55	Correct	3 ms	5068 KB	Output is correct
56	Correct	3 ms	5028 KB	Output is correct
57	Correct	4 ms	5196 KB	Output is correct
58	Correct	3 ms	5068 KB	Output is correct
59	Correct	3 ms	5068 KB	Output is correct
60	Correct	4 ms	5164 KB	Output is correct
61	Correct	3 ms	5020 KB	Output is correct
62	Correct	3 ms	5152 KB	Output is correct
63	Correct	4 ms	5068 KB	Output is correct

Subtask #3
53.0 / 53.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	4940 KB	Output is correct
2	Correct	3 ms	4940 KB	Output is correct
3	Correct	3 ms	4940 KB	Output is correct
4	Correct	3 ms	5020 KB	Output is correct
5	Correct	3 ms	4940 KB	Output is correct
6	Correct	2 ms	4940 KB	Output is correct
7	Correct	2 ms	4940 KB	Output is correct
8	Correct	3 ms	5028 KB	Output is correct
9	Correct	3 ms	4940 KB	Output is correct
10	Correct	3 ms	4940 KB	Output is correct
11	Correct	3 ms	5000 KB	Output is correct
12	Correct	2 ms	4940 KB	Output is correct
13	Correct	2 ms	5020 KB	Output is correct
14	Correct	2 ms	4940 KB	Output is correct
15	Correct	3 ms	4940 KB	Output is correct
16	Correct	3 ms	4940 KB	Output is correct
17	Correct	3 ms	4940 KB	Output is correct
18	Correct	3 ms	4940 KB	Output is correct
19	Correct	4 ms	4940 KB	Output is correct
20	Correct	3 ms	4940 KB	Output is correct
21	Correct	4 ms	5000 KB	Output is correct
22	Correct	3 ms	5032 KB	Output is correct
23	Correct	3 ms	5068 KB	Output is correct
24	Correct	3 ms	5068 KB	Output is correct
25	Correct	3 ms	5068 KB	Output is correct
26	Correct	3 ms	5028 KB	Output is correct
27	Correct	3 ms	5084 KB	Output is correct
28	Correct	3 ms	5032 KB	Output is correct
29	Correct	3 ms	5196 KB	Output is correct
30	Correct	4 ms	5196 KB	Output is correct
31	Correct	3 ms	5068 KB	Output is correct
32	Correct	4 ms	5072 KB	Output is correct
33	Correct	3 ms	5068 KB	Output is correct
34	Correct	4 ms	5028 KB	Output is correct
35	Correct	4 ms	5068 KB	Output is correct
36	Correct	3 ms	5060 KB	Output is correct
37	Correct	3 ms	5068 KB	Output is correct
38	Correct	3 ms	5068 KB	Output is correct
39	Correct	3 ms	5068 KB	Output is correct
40	Correct	3 ms	5068 KB	Output is correct
41	Correct	4 ms	5084 KB	Output is correct
42	Correct	4 ms	5024 KB	Output is correct
43	Correct	3 ms	5068 KB	Output is correct
44	Correct	3 ms	5160 KB	Output is correct
45	Correct	3 ms	5160 KB	Output is correct
46	Correct	3 ms	5064 KB	Output is correct
47	Correct	3 ms	5068 KB	Output is correct
48	Correct	4 ms	5164 KB	Output is correct
49	Correct	3 ms	5072 KB	Output is correct
50	Correct	3 ms	5068 KB	Output is correct
51	Correct	3 ms	5068 KB	Output is correct
52	Correct	3 ms	5080 KB	Output is correct
53	Correct	3 ms	5156 KB	Output is correct
54	Correct	4 ms	5160 KB	Output is correct
55	Correct	3 ms	5068 KB	Output is correct
56	Correct	3 ms	5028 KB	Output is correct
57	Correct	4 ms	5196 KB	Output is correct
58	Correct	3 ms	5068 KB	Output is correct
59	Correct	3 ms	5068 KB	Output is correct
60	Correct	4 ms	5164 KB	Output is correct
61	Correct	3 ms	5020 KB	Output is correct
62	Correct	3 ms	5152 KB	Output is correct
63	Correct	4 ms	5068 KB	Output is correct
64	Correct	123 ms	16824 KB	Output is correct
65	Correct	119 ms	16868 KB	Output is correct
66	Correct	130 ms	16884 KB	Output is correct
67	Correct	110 ms	16904 KB	Output is correct
68	Correct	128 ms	16848 KB	Output is correct
69	Correct	123 ms	16876 KB	Output is correct
70	Correct	127 ms	16948 KB	Output is correct
71	Correct	119 ms	16872 KB	Output is correct
72	Correct	122 ms	16952 KB	Output is correct
73	Correct	140 ms	28548 KB	Output is correct
74	Correct	122 ms	28508 KB	Output is correct
75	Correct	114 ms	18112 KB	Output is correct
76	Correct	125 ms	18124 KB	Output is correct
77	Correct	130 ms	16904 KB	Output is correct
78	Correct	125 ms	16932 KB	Output is correct
79	Correct	114 ms	16940 KB	Output is correct
80	Correct	128 ms	16852 KB	Output is correct
81	Correct	123 ms	17004 KB	Output is correct
82	Correct	100 ms	16956 KB	Output is correct
83	Correct	155 ms	22000 KB	Output is correct
84	Correct	122 ms	24076 KB	Output is correct
85	Correct	121 ms	23824 KB	Output is correct
86	Correct	143 ms	18308 KB	Output is correct
87	Correct	123 ms	17660 KB	Output is correct
88	Correct	117 ms	17820 KB	Output is correct
89	Correct	119 ms	17756 KB	Output is correct
90	Correct	143 ms	17580 KB	Output is correct
91	Correct	108 ms	17768 KB	Output is correct
92	Correct	116 ms	18184 KB	Output is correct
93	Correct	105 ms	20372 KB	Output is correct
94	Correct	107 ms	22084 KB	Output is correct
95	Correct	109 ms	20828 KB	Output is correct
96	Correct	112 ms	18988 KB	Output is correct
97	Correct	112 ms	17428 KB	Output is correct
98	Correct	142 ms	17204 KB	Output is correct
99	Correct	111 ms	17080 KB	Output is correct
100	Correct	103 ms	19952 KB	Output is correct
101	Correct	110 ms	17812 KB	Output is correct
102	Correct	107 ms	17368 KB	Output is correct
103	Correct	113 ms	17188 KB	Output is correct
104	Correct	75 ms	17588 KB	Output is correct
105	Correct	127 ms	25404 KB	Output is correct
106	Correct	78 ms	17440 KB	Output is correct
107	Correct	80 ms	17384 KB	Output is correct
108	Correct	121 ms	29332 KB	Output is correct
109	Correct	69 ms	17580 KB	Output is correct
110	Correct	139 ms	29696 KB	Output is correct
111	Correct	108 ms	16812 KB	Output is correct

Submission #507659

Compilation message

Subtask #1 6.0 / 6.0

Subtask #2 41.0 / 41.0

Subtask #3 53.0 / 53.0

Subtask #1
6.0 / 6.0

Subtask #2
41.0 / 41.0

Subtask #3
53.0 / 53.0