Task: | Laskettelukeskus |
Sender: | maweiyin24562 |
Submission time: | 2023-10-30 16:30:32 +0200 |
Language: | C++ (C++17) |
Status: | READY |
Result: | 100 |
group | verdict | score |
---|---|---|
#1 | ACCEPTED | 53 |
#2 | ACCEPTED | 47 |
test | verdict | time | group | |
---|---|---|---|---|
#1 | ACCEPTED | 0.00 s | 1, 2 | details |
#2 | ACCEPTED | 0.00 s | 1, 2 | details |
#3 | ACCEPTED | 0.00 s | 1, 2 | details |
#4 | ACCEPTED | 0.12 s | 2 | details |
#5 | ACCEPTED | 0.12 s | 2 | details |
#6 | ACCEPTED | 0.00 s | 1, 2 | details |
#7 | ACCEPTED | 0.09 s | 2 | details |
#8 | ACCEPTED | 0.00 s | 1, 2 | details |
#9 | ACCEPTED | 0.12 s | 2 | details |
#10 | ACCEPTED | 0.00 s | 1, 2 | details |
#11 | ACCEPTED | 0.11 s | 2 | details |
#12 | ACCEPTED | 0.00 s | 1, 2 | details |
#13 | ACCEPTED | 0.12 s | 2 | details |
Code
#include<bits/stdc++.h>using namespace std;typedef long long ll;const ll N=100009;ll n,nE,hd[N];struct Edge{ll to,nxt;};Edge e[N*2];void add(ll u,ll v){e[++nE].to=v;e[nE].nxt=hd[u];hd[u]=nE;e[++nE].to=u;e[nE].nxt=hd[v];hd[v]=nE;}ll x[N];ll solve(ll u,ll fa){ll cmp=0;for(ll i=hd[u];i;i=e[i].nxt){ll v=e[i].to;if(v==fa)continue;cmp+=solve(v,u);}return max(x[u],cmp);}int main(){cin>>n;for(ll i=1;i<n;i++){ll a,b;cin>>a>>b;add(a,b);}for(ll i=1;i<=n;i++){cin>>x[i];}cout<<solve(1,0)<<endl;return 0;}
Test details
Test 1
Group: 1, 2
Verdict: ACCEPTED
input |
---|
5 1 2 1 3 3 4 3 5 ... |
correct output |
---|
6 |
user output |
---|
6 |
Test 2
Group: 1, 2
Verdict: ACCEPTED
input |
---|
100 1 73 1 64 64 23 1 88 ... |
correct output |
---|
2675 |
user output |
---|
2675 |
Test 3
Group: 1, 2
Verdict: ACCEPTED
input |
---|
100 1 36 36 56 56 59 36 97 ... |
correct output |
---|
2808 |
user output |
---|
2808 |
Test 4
Group: 2
Verdict: ACCEPTED
input |
---|
100000 1 45452 1 74209 45452 78960 45452 79820 ... |
correct output |
---|
28399367694319 |
user output |
---|
28399367694319 |
Test 5
Group: 2
Verdict: ACCEPTED
input |
---|
100000 1 31165 1 23263 31165 89516 31165 53122 ... |
correct output |
---|
28546840313799 |
user output |
---|
28546840313799 |
Test 6
Group: 1, 2
Verdict: ACCEPTED
input |
---|
100 1 79 79 9 79 45 45 10 ... |
correct output |
---|
0 |
user output |
---|
0 |
Test 7
Group: 2
Verdict: ACCEPTED
input |
---|
100000 1 66038 1 56789 56789 7403 66038 69542 ... |
correct output |
---|
0 |
user output |
---|
0 |
Test 8
Group: 1, 2
Verdict: ACCEPTED
input |
---|
100 1 2 2 3 3 4 4 5 ... |
correct output |
---|
100 |
user output |
---|
100 |
Test 9
Group: 2
Verdict: ACCEPTED
input |
---|
100000 1 2 2 3 3 4 4 5 ... |
correct output |
---|
1000000000 |
user output |
---|
1000000000 |
Test 10
Group: 1, 2
Verdict: ACCEPTED
input |
---|
100 1 2 1 3 2 4 2 5 ... |
correct output |
---|
2809 |
user output |
---|
2809 |
Test 11
Group: 2
Verdict: ACCEPTED
input |
---|
100000 1 2 1 3 2 4 2 5 ... |
correct output |
---|
26053917212428 |
user output |
---|
26053917212428 |
Test 12
Group: 1, 2
Verdict: ACCEPTED
input |
---|
100 1 2 1 3 2 4 2 5 ... |
correct output |
---|
5000 |
user output |
---|
5000 |
Test 13
Group: 2
Verdict: ACCEPTED
input |
---|
100000 1 2 1 3 2 4 2 5 ... |
correct output |
---|
50000000000000 |
user output |
---|
50000000000000 |