| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 849771 |
2023-09-15T10:23:25 Z |
Abito |
Power Plant (JOI20_power) |
C++14 |
|
50 ms |
752 KB |
#include <bits/stdc++.h>
#define F first
#define S second
#define pb push_back
#define ppb pop_back
#define ep insert
#define endl '\n'
#define elif else if
#define pow pwr
#define sqrt sqrtt
#define int long long
#define y1 YONE
typedef unsigned long long ull;
using namespace std;
const int N=2005;
int n,dp[N];
vector<int> adj[N];
bool a[N];
int rec(int node,int p){
//int s=bool(p);
dp[node]=0;
for (auto u:adj[node]) if (u!=p) dp[node]+=rec(u,node);
if (adj[node].size()<=1) dp[node]+=a[node];
else dp[node]-=a[node];
return dp[node]=max(dp[node],(int)a[node]);
}
int32_t main(){
ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
cin>>n;
for (int i=1;i<n;i++){
int x,y;cin>>x>>y;
adj[x].pb(y);adj[y].pb(x);
}for (int i=1;i<=n;i++){char c;cin>>c;a[i]=c-'0';}
int ans=0,ansi=0;
for (int i=1;i<=n;i++){
int x=rec(i,0);
if (x>ans){
ans=x;
ansi=i;
}
}cout<<ans<<endl;
//for (int i=1;i<=n;i++) cout<<dp[i]<<' ';
//cout<<endl;
return 0;
}
Compilation message
power.cpp: In function 'int32_t main()':
power.cpp:34:15: warning: variable 'ansi' set but not used [-Wunused-but-set-variable]
34 | int ans=0,ansi=0;
| ^~~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
344 KB |
Output is correct |
| 2 |
Correct |
1 ms |
344 KB |
Output is correct |
| 3 |
Correct |
0 ms |
344 KB |
Output is correct |
| 4 |
Correct |
0 ms |
344 KB |
Output is correct |
| 5 |
Correct |
0 ms |
344 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
344 KB |
Output is correct |
| 8 |
Correct |
0 ms |
344 KB |
Output is correct |
| 9 |
Correct |
0 ms |
344 KB |
Output is correct |
| 10 |
Correct |
0 ms |
344 KB |
Output is correct |
| 11 |
Correct |
0 ms |
344 KB |
Output is correct |
| 12 |
Correct |
0 ms |
344 KB |
Output is correct |
| 13 |
Correct |
0 ms |
344 KB |
Output is correct |
| 14 |
Correct |
0 ms |
344 KB |
Output is correct |
| 15 |
Correct |
0 ms |
344 KB |
Output is correct |
| 16 |
Correct |
0 ms |
344 KB |
Output is correct |
| 17 |
Correct |
1 ms |
344 KB |
Output is correct |
| 18 |
Correct |
0 ms |
344 KB |
Output is correct |
| 19 |
Correct |
0 ms |
344 KB |
Output is correct |
| 20 |
Correct |
0 ms |
344 KB |
Output is correct |
| 21 |
Correct |
0 ms |
344 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
344 KB |
Output is correct |
| 2 |
Correct |
1 ms |
344 KB |
Output is correct |
| 3 |
Correct |
0 ms |
344 KB |
Output is correct |
| 4 |
Correct |
0 ms |
344 KB |
Output is correct |
| 5 |
Correct |
0 ms |
344 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
344 KB |
Output is correct |
| 8 |
Correct |
0 ms |
344 KB |
Output is correct |
| 9 |
Correct |
0 ms |
344 KB |
Output is correct |
| 10 |
Correct |
0 ms |
344 KB |
Output is correct |
| 11 |
Correct |
0 ms |
344 KB |
Output is correct |
| 12 |
Correct |
0 ms |
344 KB |
Output is correct |
| 13 |
Correct |
0 ms |
344 KB |
Output is correct |
| 14 |
Correct |
0 ms |
344 KB |
Output is correct |
| 15 |
Correct |
0 ms |
344 KB |
Output is correct |
| 16 |
Correct |
0 ms |
344 KB |
Output is correct |
| 17 |
Correct |
1 ms |
344 KB |
Output is correct |
| 18 |
Correct |
0 ms |
344 KB |
Output is correct |
| 19 |
Correct |
0 ms |
344 KB |
Output is correct |
| 20 |
Correct |
0 ms |
344 KB |
Output is correct |
| 21 |
Correct |
0 ms |
344 KB |
Output is correct |
| 22 |
Correct |
35 ms |
344 KB |
Output is correct |
| 23 |
Correct |
36 ms |
344 KB |
Output is correct |
| 24 |
Correct |
38 ms |
344 KB |
Output is correct |
| 25 |
Correct |
35 ms |
344 KB |
Output is correct |
| 26 |
Correct |
44 ms |
596 KB |
Output is correct |
| 27 |
Correct |
40 ms |
564 KB |
Output is correct |
| 28 |
Correct |
35 ms |
344 KB |
Output is correct |
| 29 |
Correct |
48 ms |
600 KB |
Output is correct |
| 30 |
Correct |
49 ms |
600 KB |
Output is correct |
| 31 |
Correct |
32 ms |
600 KB |
Output is correct |
| 32 |
Correct |
32 ms |
344 KB |
Output is correct |
| 33 |
Correct |
36 ms |
344 KB |
Output is correct |
| 34 |
Correct |
36 ms |
344 KB |
Output is correct |
| 35 |
Correct |
37 ms |
344 KB |
Output is correct |
| 36 |
Correct |
37 ms |
344 KB |
Output is correct |
| 37 |
Correct |
28 ms |
344 KB |
Output is correct |
| 38 |
Correct |
31 ms |
344 KB |
Output is correct |
| 39 |
Correct |
44 ms |
752 KB |
Output is correct |
| 40 |
Correct |
43 ms |
600 KB |
Output is correct |
| 41 |
Correct |
43 ms |
600 KB |
Output is correct |
| 42 |
Correct |
40 ms |
600 KB |
Output is correct |
| 43 |
Correct |
50 ms |
600 KB |
Output is correct |
| 44 |
Correct |
35 ms |
600 KB |
Output is correct |
| 45 |
Correct |
42 ms |
600 KB |
Output is correct |
| 46 |
Correct |
35 ms |
600 KB |
Output is correct |
| 47 |
Correct |
34 ms |
600 KB |
Output is correct |
| 48 |
Correct |
36 ms |
624 KB |
Output is correct |
| 49 |
Correct |
35 ms |
600 KB |
Output is correct |
| 50 |
Correct |
35 ms |
612 KB |
Output is correct |
| 51 |
Correct |
35 ms |
600 KB |
Output is correct |
| 52 |
Correct |
34 ms |
344 KB |
Output is correct |
| 53 |
Correct |
32 ms |
600 KB |
Output is correct |
| 54 |
Correct |
35 ms |
604 KB |
Output is correct |
| 55 |
Correct |
34 ms |
600 KB |
Output is correct |
| 56 |
Correct |
21 ms |
600 KB |
Output is correct |
| 57 |
Correct |
49 ms |
680 KB |
Output is correct |
| 58 |
Correct |
21 ms |
344 KB |
Output is correct |
| 59 |
Correct |
21 ms |
344 KB |
Output is correct |
| 60 |
Correct |
49 ms |
600 KB |
Output is correct |
| 61 |
Correct |
21 ms |
348 KB |
Output is correct |
| 62 |
Correct |
47 ms |
600 KB |
Output is correct |
| 63 |
Correct |
31 ms |
344 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
344 KB |
Output is correct |
| 2 |
Correct |
1 ms |
344 KB |
Output is correct |
| 3 |
Correct |
0 ms |
344 KB |
Output is correct |
| 4 |
Correct |
0 ms |
344 KB |
Output is correct |
| 5 |
Correct |
0 ms |
344 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
344 KB |
Output is correct |
| 8 |
Correct |
0 ms |
344 KB |
Output is correct |
| 9 |
Correct |
0 ms |
344 KB |
Output is correct |
| 10 |
Correct |
0 ms |
344 KB |
Output is correct |
| 11 |
Correct |
0 ms |
344 KB |
Output is correct |
| 12 |
Correct |
0 ms |
344 KB |
Output is correct |
| 13 |
Correct |
0 ms |
344 KB |
Output is correct |
| 14 |
Correct |
0 ms |
344 KB |
Output is correct |
| 15 |
Correct |
0 ms |
344 KB |
Output is correct |
| 16 |
Correct |
0 ms |
344 KB |
Output is correct |
| 17 |
Correct |
1 ms |
344 KB |
Output is correct |
| 18 |
Correct |
0 ms |
344 KB |
Output is correct |
| 19 |
Correct |
0 ms |
344 KB |
Output is correct |
| 20 |
Correct |
0 ms |
344 KB |
Output is correct |
| 21 |
Correct |
0 ms |
344 KB |
Output is correct |
| 22 |
Correct |
35 ms |
344 KB |
Output is correct |
| 23 |
Correct |
36 ms |
344 KB |
Output is correct |
| 24 |
Correct |
38 ms |
344 KB |
Output is correct |
| 25 |
Correct |
35 ms |
344 KB |
Output is correct |
| 26 |
Correct |
44 ms |
596 KB |
Output is correct |
| 27 |
Correct |
40 ms |
564 KB |
Output is correct |
| 28 |
Correct |
35 ms |
344 KB |
Output is correct |
| 29 |
Correct |
48 ms |
600 KB |
Output is correct |
| 30 |
Correct |
49 ms |
600 KB |
Output is correct |
| 31 |
Correct |
32 ms |
600 KB |
Output is correct |
| 32 |
Correct |
32 ms |
344 KB |
Output is correct |
| 33 |
Correct |
36 ms |
344 KB |
Output is correct |
| 34 |
Correct |
36 ms |
344 KB |
Output is correct |
| 35 |
Correct |
37 ms |
344 KB |
Output is correct |
| 36 |
Correct |
37 ms |
344 KB |
Output is correct |
| 37 |
Correct |
28 ms |
344 KB |
Output is correct |
| 38 |
Correct |
31 ms |
344 KB |
Output is correct |
| 39 |
Correct |
44 ms |
752 KB |
Output is correct |
| 40 |
Correct |
43 ms |
600 KB |
Output is correct |
| 41 |
Correct |
43 ms |
600 KB |
Output is correct |
| 42 |
Correct |
40 ms |
600 KB |
Output is correct |
| 43 |
Correct |
50 ms |
600 KB |
Output is correct |
| 44 |
Correct |
35 ms |
600 KB |
Output is correct |
| 45 |
Correct |
42 ms |
600 KB |
Output is correct |
| 46 |
Correct |
35 ms |
600 KB |
Output is correct |
| 47 |
Correct |
34 ms |
600 KB |
Output is correct |
| 48 |
Correct |
36 ms |
624 KB |
Output is correct |
| 49 |
Correct |
35 ms |
600 KB |
Output is correct |
| 50 |
Correct |
35 ms |
612 KB |
Output is correct |
| 51 |
Correct |
35 ms |
600 KB |
Output is correct |
| 52 |
Correct |
34 ms |
344 KB |
Output is correct |
| 53 |
Correct |
32 ms |
600 KB |
Output is correct |
| 54 |
Correct |
35 ms |
604 KB |
Output is correct |
| 55 |
Correct |
34 ms |
600 KB |
Output is correct |
| 56 |
Correct |
21 ms |
600 KB |
Output is correct |
| 57 |
Correct |
49 ms |
680 KB |
Output is correct |
| 58 |
Correct |
21 ms |
344 KB |
Output is correct |
| 59 |
Correct |
21 ms |
344 KB |
Output is correct |
| 60 |
Correct |
49 ms |
600 KB |
Output is correct |
| 61 |
Correct |
21 ms |
348 KB |
Output is correct |
| 62 |
Correct |
47 ms |
600 KB |
Output is correct |
| 63 |
Correct |
31 ms |
344 KB |
Output is correct |
| 64 |
Runtime error |
1 ms |
600 KB |
Execution killed with signal 11 |
| 65 |
Halted |
0 ms |
0 KB |
- |
